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7/27/2019 Pressure Comp Override 2
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DENISON HYDRAULICSopen loop pump controls
series P140 A-mod, P260 B-mod
service information
Publ. S1-AM024-A replaces S1-AM024 01-97
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CONTENTS
typical characteristics-------------------------------------------------------------------------------
fluid connections-------------------------------------------------------------------------------------
introduction------------------------------------------------------------------------------------------
general---------------------------------------------------------------------------------------------
description-----------------------------------------------------------------------------------------
pressure compensator----------------------------------------------------------------------------
remote compensator control---------------------------------------------------------------------
load sensing control------------------------------------------------------------------------------
torque limiter--------------------------------------------------------------------------------------
rotary servo control-------------------------------------------------------------------------------
hydraulic stroker----------------------------------------------------------------------------------
electric stroker-------------------------------------------------------------------------------------
pressure compensator override and torque limiter override--------------------------------
troubleshooting chart-------------------------------------------------------------------------------
pressure compensator parts list-------------------------------------------------------------------
figure 1 & parts list, maximum volume stop---------------------------------------------------
figure 2 & parts list, maximum volume handwheel------------------------------------------
compensator disassembly, assembly, test-----------------------------------------------------
figure 3 & parts list, compensator cap---------------------------------------------------------
buck-up cap disassembly, assembly------------------------------------------------------------
figure 4 & parts list,buck-up cap----------------------------------------------------------------
electric stroker parts list----------------------------------------------------------------------------
electric stroker disassembly, assembly, test---------------------------------------------------
figure 5, electric stroker--------------------------------------------------------------------------
figure 6, servo cap---------------------------------------------------------------------------------
parts lists for figure 5 and figure 6-------------------------------------------------------------control cap disassembly, assembly-------------------------------------------------------------
figure 7 & parts list, control cap----------------------------------------------------------------
torque limiter override disassembly & assembly---------------------------------------------
figure 8 & parts list, torque limiter override--------------------------------------------------
figure 9 & parts list, torque limiter override cap---------------------------------------------
torque limiter override test and adjustment---------------------------------------------------
compensator override disassembly, assembly, test-------------------------------------------
figure 10 & parts list, compensator override--------------------------------------------------
hydraulic stroker parts list-------------------------------------------------------------------------
hydraulic stroker disassembly, assembly, test-------------------------------------------------
figure 11 & parts list, hydraulic stroker--------------------------------------------------------
torque limiter parts list-----------------------------------------------------------------------------
torque limiter disassembly & assembly--------------------------------------------------------
figure 12, torque limiter--------------------------------------------------------------------------
figure 13, torque limiter cap---------------------------------------------------------------------
parts lists for figure 12 and figure 13----------------------------------------------------------
torque limiter test and adjustment--------------------------------------------------------------
rotary servo parts list-------------------------------------------------------------------------------
rotary servo disassembly, assembly, test-------------------------------------------------------
figure 14 & parts list, rotary servo-------------------------------------------------------------
load sensing control parts list---------------------------------------------------------------------
load sensing control disassembly, assembly, test---------------------------------------------
figure 15 & parts list, load sensing control---------------------------------------------------
hydraulic circuits------------------------------------------------------------------------------------
pressure compensator----------------------------------------------------------------------------
pressure compensator with load sensing configuration--------------------------------------
torque limiter--------------------------------------------------------------------------------------
manual rotary servo------------------------------------------------------------------------------
manual rotary servo with compensator override---------------------------------------------
manual rotary servo with torque limiter override--------------------------------------------
electric stroker-------------------------------------------------------------------------------------electric stroker with compensator override----------------------------------------------------
electric stroker with torque limiter override---------------------------------------------------
hydraulic stroker----------------------------------------------------------------------------------
hydraulic stroker with compensator override-------------------------------------------------
hydraulic stroker with torque limiter override------------------------------------------------
load sensing control------------------------------------------------------------------------------
stroker performance--------------------------------------------------------------------------------
installation drawings--------------------------------------------------------------------------------
controls key sheet------------------------------------------------------------------------------------
technical data conversions-------------------------------------------------------------------------
PAGE3344444444455567789101011121313
141515161718192021222324252627
27282930313233343536363637373838
3939404041414242434647
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Specification
• compensator response off-strokeon-stroke
• compensator adjustment
• minimum compensating pressure (comp, torque limiter)
• minimum compensator override pressure (servo, electric& hyd. str.)
• torque limiter adjustment range code Jcode K
• typ. servo & stroker response @ 83 bar servo pressure,zero to full stroke and vice versa
• servo flow required for this response (E, H, R10 controls)
• servo flow required for this response (*1J, *1K, *1Pcontrols)
• maximum servo pressure
• servo shaft rotation, 0 to full volume
• displacement/rev./degree servo shaft rotation
• hydraulic stroker control pressure 0 displacementfull displacement
• electric stroker control amps (24v.) 0 displacementfull displacement
pulse width modulation frequency:mating connector: Din 43650 type AFpart no. 167-10008-8 (provided)
• electric stroker nominal coil resistance (24v. coil)• electric stroker nominal coil resistance (12v. coil)
• handwheel turns, full to zero stroke
• torque to turn handwheel @ 70 bar• torque to turn handwheel @ 500 bar
• torque to turn rotary servo shaft
• port C1, C2 (cylinder gage ports)• port E (electric stroker control pressure inlet)• port H (hydraulic stroker control pressure inlet)• port LS (load sensing port)• port V (compensator vent)• port X (rotary servo, electric & hydraulic stroker servoinlet)
Term
sec.sec.
bar/turn
bar
bar
NmNm
sec.
l/min.
l/min
bar
degrees
cc/rev/deg.
barbar
mAmAHz
ohmsohms
turns
NmNm
Nm
BSPPBSPPBSPPBSPPBSPPBSPP
P260
0,1000,150
138
17,2
93,1
282 - 706706 - 1129
<0,6
11,4
15,2
103
80
3,25
3,4519
150-200390
100-150
4110
10
1740
2,3
1/41/41/41/43/83/8
TYPICAL CHARACTERISTICS
FLUID CONNECTIONS
CHARACTERISTICS
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The instructions contained in this manual cover complete disassembly and reassemblyof the controls. Before proceeding with the disassembly or reassembly of any unit, thismanual should be studied in order to become familiar with proper order and partsnomenclature.
A piloted three-way valve spool and sleeve combination is the nucleus of the controlfunction. For the compensator, torque limiter and load sensing controls, systempressure is applied to the input port of the valve, and to one end of the spool. Asmall orifice feeds this pressure to the other end of the spool, and limits pilot flowto approximately 1,9 l/m. A spring on this end biases the spool to normally port thecontrol cylinder to pump case. This control cylinder links to the pump cam. On the
opposite side of the control cyllinder, a pin connected to system pressure, pumptiming forces, and a spring combine to put the pump on stroke.
A spring-loaded cone and seat connected to the spring end of the three-way spoolestablishes an adjustable pressure limit on this end of the spool. When system pres-sure reaches this value, flow through the spool creates a pressure difference acrossthe spool. At approximately 17,2 bar difference, the spool shifts toward the spring, re-directing the control cylinder port to pressure. This pressure applied to the controlcylinder overcomes the forces putting the pump on stroke, causing the pump to reducedisplacement.When the pump pressure drops, the spool shifts the other way to main-tain the pump pressure at approximately 17,2 bar above the controlled pressure on thespring side. The spring end of this three-way spool may also be connected to a remotepressure control, through the vent port, V.
For load sensing, this “V” port is connected to the load. The pump compensator willsupply approximately 17,2 bar above the load pressure. The valve between the pumpand the load meters the flow. The pump provides the flow to develop 17,2 bar drop
across the valve independent of the load pressure and thus becomes a flow controlindependent of operating pressure. Adjustment of spring load on the three-way spoolallows precise control of the differential pressure.
Where the approximately 1,9 l/m vent flow cannot be accommodated by the loadsensing circuit, and where multiple loads are to be controlled, a load sensing controlis available. In the load sensing control, the vent flow is modulated by a valve whichsenses load pressure and establishes the pump compensator pressure at 21 barabove load pressure.There is essentially no flow in the sensing line.
For torque limiting, system pressure and pump displacement are controlled by the for-mula P•V=K. As pressure increases, displacement must reduce, and vice versa. A link-age to the pump control cylinder slides a spool over a pin. The spool and pin act as ametering valve. The pin contains a cross drilled hole, and a connecting drilling to oneend. This pin passes through a bore in the torque limiter housing connecting to thevent port of the compensator. The pressure in the vent port applies a force on the pin,which is resisted on the other end by a two spring combination.
The pin positions itself to where the vent pressure force on the one end is balanced bythe spring force on the other end. When the cross drilled hole opens, it causes thethree-way spool to shift to direct system pressure into the control cylinder, reducingstroke.The linkage to the control cylinder causes the spool to move in the direction toclose the cross-drilled hole. Thus, for every position of the pin, there is a correspondingposition for the control cylinder. The position of the pin is determined by the pressure,the spring rate, and the initial adjustment on the springs. As pressure increases, pumpstroke must reduce.
At low pressure, only the outer spring contacts the spool. As pressure increases, thesecond spring also makes contact. Thus the rate of change of pressure starts at a lowinitial rate when the pump is at full stroke and changes to a high rate at reducedstroke, to approximate the P•V=K relationship. The normal compensator function isretained to provide a maximum pressure limit.
The rotary servo control is mounted on the off-stroke side of the control cylinder.The
control piston has a large diameter on this side, and a smaller diameter on the oppo-site side. Servo pressure is connected to the input port on the three-way valve, andalso to the smaller diameter side of the control piston.
When the three-way spool is at rest, the control piston is ported to tank, and servopressure applied to the opposite, smaller diameter piston causes the rocker cam tostroke to minimum. When the three-way spool shifts, pressure is directed into thelarger diameter of the control cylinder causing the cam to shift towards full stroke.
The pin described above is spring loaded against a mechanism which converts rotarymotion of the input shaft to linear motion of the pin, thus positioning pump stroke pro-portionately to input shaft rotation.
In the hydraulic stroker, a spring loaded piston is attached to the above pin. A controlpressure of 3,45 bar causes the piston to commence to move against the spring, toposition the pin in proportion to the control pressure, and thus cause the pump to
INTRODUCTION
GENERAL
DESCRIPTION OF OPERATION
PRESSURE COMPENSATOR
LOAD SENSING CONTROL
TORQUE LIMITER
ROTARY SERVO CONTROL
HYDRAULIC STROKER
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stroke in proportion to control pressure. Full stroke is achieved at 19 bar.
By mounting an electrically modulated pressure control valve on the hydraulic strokerto establish the control pressure, pump stroke is controlled by an electrical signal. At150 to 200 mA electrical signal, the pump commences to stroke, and at approximately390 mA, the pump will be at full stroke.
An override pressure compensator or a torque limiter control is mounted on theon-stroke side of the control piston from the servo, hydraulic or electric stroker. Theport which connects to cylinder in the at-rest position is connected to servo, allowingnormal stroker control. When system pressure or torque exceed the override setting,
system pressure is supplied to the smaller diameter control cylinder to override thecommand and reduce stroke to the compensator or torque limiter.
INTRODUCTION
ELECTRIC STROKER
PRESSURE COMPENSATOR
AND TORQUE LIMITER
OVERRIDE
5
TROUBLESHOOTING CHARTEffect of Trouble Possible Cause Fault Which Needs Remedy
Compensator, Compensator OverrideLow system pressure Compensator malfunction Dirt in spool orifice
Damaged cone or seatBroken differential springImproperly adjusted differential spring
Failure to compensate Differential adjustment Differential set too high
Sluggish response Differential adjustment Differential set too low
Wide pressure fluctuations (hunting) Excessive line capacitance Install check valve near pump outlet
Load Sensing ControlLow system pressure See above
Failure to compensate See aboveSluggish response Differential adjustment Differential set too high
Modulating valve Air in load sensing line
Wide pressure fluctuations (hunting) Excessive line capacitance Install check valve near pump outletModulating valve Air in load sensing line
Excessive pressure drop across Differential adjustment Differential set too highcontrol valve
Poor control of flow Differential adjustment Differential set too low
Torque Limiter, Torque Limiter OverrideTorque setting erratic Torque limiter cap malfunction Sticking pin
Torque incorrect at high flows Incorrect torque setting Outer adjustment screw
Torque incorrect at low flows Incorrect torque setting Inner adjustment screw
Too much torque variation Wrong torque limiter for range Replace inner/outer springs withcorrect springs
Low system pressure Compensator malfunction Dirt in spool orifice
Damaged cone or seatBroken differential springImproperly adjusted differential spring
Failure to compensate Differential adjustment Differential set too high
Sluggish response Differential adjustment Differential set too low
Wide pressure fluctuations (hunting) Excessive line capacitance Install check valve near pump outlet
Rotary ServoFailure to stroke Differential adjustment Differential set too lowGoes to full Differential adjustment Differential set too highSluggish response Low servo pressure Check servo pressure
Strokes in steps Servo cap malfunction Sticking pinWear on linkages or input cam surface
Hydraulic StrokerFailure to stroke Differential adjustment Differential set too lowGoes to full Differential adjustment Differential set too highStrokes in steps Servo cap malfunction Wear on linkages, Sticking stroker piston
Electric StrokerFailure to stroke Differential adjustment Differential set too lowGoes to full Differential adjustment Differential set too highExcessive hysteresis Electric proportional valve Change dither on electrical signal
No response Electric proportional valve Faulty wiring, Filter screen plugged
Strokes in steps Servo cap malfunction Wear on linkagesSticking stroker piston
Instability Air in control Bleed air from controlCheck for air in servo supply
GeneralCannot achieve full volume Maximum volume stop Back out max. volume stop
Cannot achieve zero volume Minimum volume stop Back out min. volume stop
Noise Air in system Aerated reservoirLeaky inlet lineTrapped air in system
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6
PRESSURE COMPENSATOR
ITEM DESCRIPTION PART NO. QTY. C10 QTY. C201 Max. Vol. Stop (Fig. 1) S22-12983 1 —
Max Vol. Handwheel (Fig. 2) S22-12915 — 12 Compensator Control (Fig. 3) S22-15312 1 13 Buck Up Cap (Fig. 4) S22-12970 1 14 Screw-H.H.C.,M12 x 60 mm 363-12210 8 65 Screw-H.H.C., M12 x 80 mm 363-12225 — 26 Control Piston 032-91443 1 17 O-Ring, 90 S-1 ARP 013 691-00013 2 28 O-Ring, 70 S-1 ARP 152 671-00152 2 29 Piston Ring 032-91261 2 2
CCW ROTATION
CW ROTATION
C10C20
PRESSURE COMPENSATOR parts list
6 7 8 9
PRESSURE COMPENSATOR
ITEMS
NOT SHOWN
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PRESSURE COMPENSATOR
7
FIGURE 1
MAXIMUM VOLUME STOP
PARTS LISTFOR FIGURE 1,MAX.VOL. STOP S22-12983
ITEM DESCRIPTION PART NO. QTY.1 Plug 10HP5N-S 488-35055 12 O-Ring, 90 S-1 ARP 910 691-00910 13 Nut, 3/4 -10UNC Hex 031-91049 14 Screw, Soc. Set 3/4 10 x 3 311-26320 1
5 O-Ring,70 S-1 ARP 118 671-00118 1
MAXIMUM VOLUME HANDWHEELDISASSEMBLY
1. See Fig. 2. Remove the two screws holding the bracket (1) to the control cap.
2. Turn the handwheel counter-clockwise to remove the stop screw from the controlcap.
3. Remove nut (5) and handwheel (4) from the stop screw (2).
4. Remove nut (3). Screw (2) may now be slipped through the bracket (1) to examineparts and to replace O-ring (6).
5. Seat (10) rotates and pivots on ball (8), and is retained by pressing two balls (9) intoscrew (2). Replace assembly if damaged.
ASSEMBLY
1. Install ball (8) and seat (10) in screw (2).
2. Press balls (9) into screw (2) to retain seat.
3. Install O-ring (6) on screw (2). Lubricate O-ring and slide screw into bracket (1).Install remaining parts.
4. Turn handwheel clockwise into cap till the screw contacts the control piston.
5. Install and Torque the assembly screws to 102 N•m
PARTS LIST FOR FIGURE 2, HANDWHEEL S22-12915
ITEM DESCRIPTION PART NO. QTY.1 Bracket 032-91456 12 Screw 032-91455 13 Nut, Hex 3/4-16 UNC 333-25000 14 Handwheel 031-59911 15 Nut, Elastic Stop 1/2-13 331-20100 16 O-Ring, 90 S-1 ARP 115 691-00115 17 O-Ring, 90 S-1 ARP-118 691-00118 18 Ball 201-16001 19 Ball 201-04001 2
10 Seat 032-91454 1
FIGURE 2
HANDWHEEL MAXIMUM
VOLUME STOP
1 2 3 4 5
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1. See Figure 3. Back off max. volume screw or handwheel to full displacement.Remove max. volume screw or handwheel assembly.
2. Remove bolts holding cap to pump.
3. Remove plug (15) and attached parts. Remove spring (11) and spool (18).
4. Remove adjusting plug (2) and attached parts. Remove seal piston (5). Note: a 10-24 screw may be used to assist in pulling the piston. Remove spring (7) and cone (8).
5. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size. Ifsleeve or cap is worn, replace the cap-sleeve assembly (1).
6. Examine seat (10) for wear. Do not remove unless damaged.
1. Install Avseal plugs (9) and orifice (27) in body.
2. Press seat (10) into bore squarely against shoulder in bore.
3. Install spool (18) into bore as shown. Install spring (11) over end of spool. Install O-ring (6) on seal (16). Lubricate and install into plug (15). Install plug (15) into cap. Installscrew (3), nut (4) and acorn nut (17).
4. Install O-ring (6) on seal piston (5).
5. Lubricate O-ring and install cone (8), spring (7) and seal piston into bore in cap (1),being careful that cone enters seat (10). Install remaining parts. Torque plug (29) to 60Nm. Torque plug (21) to 35 Nm.
6. Note proper location for cap on pump. Install O-rings on interface between cap andpump control pad.
7. Install on pump control pad, guiding the control piston into the bore. Install maxi-mum volume stop assembly.
8. Torque mounting bolts to 102 Nm.
Compensator is to be tested on pump. Adjust maximum volume stop to full displace-ment by backing off stop till there is no contact with the control piston.
1. Install gages on system pressure and on compensator vent ports.
2. Turn compensator adjustment screw (25) CCW until there is no contact with spring,then adjust 1/2 turn CW after contact is made with spring.
3. Turn differential adjustment screw (3) CCW until there is no contact with spring,then adjust 1/2 turn CW after contact is made with spring.
4. System relief valve should be set at 35 bar. If testing on application, apply a load topump.
5. Start prime mover. Pump should be at full displacement at 35 bar.
6. Increase system relief valve until compensator de-strokes pump to zero displace-ment. Set compensator to 103 bar.
7. Adjust compensator differential spool pressure to 13,8 bar. This is accomplished byadjusting the differential screw until the difference in pressure readings between the sys-tem pressure and compensator vent gages installed in the compensator cap is 13,8 bar.(It may be necessary to change differential to gain stability. Use caution when exceeding17 bar to avoid spring going solid, preventing compensator action.)
8. Set the compensator to 207 bar, 414 bar, and 500 bar.
9. At each condition, increase the system pressure until the pump fully de-strokes. Atno time should the system pressure vary more than 10,3 bar from the compensator set-ting. The control should be steady and stable at all conditions.
10. Reduce pressure to 10,3 bar below the compensator setting. Pump should return tofull stroke. Repeat two or more times. Compensator setting should be repeatable.
11. Set compensator adjustment to the required setting, or 414 Bar if not otherwisenoted.
PRESSURE COMPENSATOR
COMPENSATOR DISASSEMBLY
ASSEMBLY
COMPENSATOR TEST ANDADJUSTMENT
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PARTS LIST FOR FIGURE 3
compensator S22-15312
ITEM DESCRIPTION PART NO. QTY.
1 Cap-Sleeve Assembly S22-12881 12 Adj. Plug 032-91814 13 Soc. Setscrew 5/16-24 x 1 312-13160 14 Nut, 5/16-24 335-13100 25 Seal Piston 031-59367 16 O-Ring, 90 S-1 ARP 012 691-00012 27 Spring 032-91798 18 Cone 036-12288 19 Avseal Plug 447-00026 210 Seat 036-11692 111 Spring 033-71086 113 O-Ring, 90 S-1 ARP 910 691-00910 114 O-Ring, 90 S-1 ARP 017 691-00017 115 Plug 031-57368 116 Seal Piston 032-91305 1
17 Nut, Acorn 5/16-24 327-25006 118 Spool 032-59482 119 Orifice Plug 033-25528 121 Plug, BSPP 3/8 447-00032 125 Soc. Setscrew 5/16-24 x 1-1/4 312-13180 126 Acorn Nut 036-33474 128 Plug, BSPP 1/4 447-01004 129 Plug, BSPP 1/2 447-01008 1
PRESSURE COMPENSATOR
9
FIGURE 3
COMPENSATOR
29
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1. See Figure 4 Set maximum volume stop to full stroke. Remove 4 screws holding capto pump. Caution! Spring load could cause injury!
2. Remove cap assembly from pump.
3. Remove and examine spring (2) and pin (1). If snout (3) is worn, press it out andreplace.
1. Install Avseal plug (7) into cap.Press snout (3) into cap to shoulder. Install pin (1), O-ring (5) and plug (6) into cap. Torque plug to 190 Nm.
2. Install O-rings on interface between cap and pump control pad. Install spring (2) intocontrol piston. Install cap assembly on pump housing as indicated on the applicable view,guiding the control piston into the bore.
3. Torque the assembly bolts to 102 Nm.
ITEM DESCRIPTION PART NO. QTY.1 Pin 324-24048 12 Spring 032-91273 13 Snout 032-91344 14 Control Cap 032-91266 15 O-Ring, 90 S-1 ARP 916 691-00916 16 Plug 16 HP5N-S 488-35024 17 Avseal Plug 447-00026 1
FIGURE 4
BUCK-UP CAP
BUCK-UP CAP DISASSEMBLY
ASSEMBLY
PARTS LIST FOR FIGURE 4
buck-up cap S22-12983
PRESSURE COMPENSATOR
10
TORQUE 190 Nm
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1. See Figure 5. Remove 3 screws (37) holding block (36) to body (16).
2. Remove 2 screws holding body (16) to cap assembly (1).
3. Remove all parts from body (16) except pin (30) and arm assembly (28). It is notnecessary to remove these parts unless broken or worn. Examine parts for wear ordamage.
4. Remove screw (3). Examine head for excessive wear, and body for smooth sealingsurface with O-ring.
5. See Figure 6. Remove tube lines to cap assembly.
6. Remove screws holding cap assembly to pump body.
7. Remove cap assembly (1). Remove plug (3) with attached parts. Remove spring(8) and spool (4).
8. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size.If sleeve or cap is worn, replace the cap-sleeve assembly (1).
9. Remove screw (14) and nut (15). Push a rod through the cap to remove theretainer (12).
1. See Figure 6. Install Avseal plug (6) in cap.
2. Install spool (4) into bore as shown. Install spring (8) over end of spool.
3. Install O-ring (13) on spring retainer (12). Install retainer (12), screw (14), and nut(15) in plug (3).
4. Install O-rings (7) and (16) on plug (3). Install plugs (3) and (9) in body (1). Torqueplugs to 60 Nm. Install O-ring (8) in cap.
5. Turn screw (15) in until spring retainer (12) contacts spring (8). Turn an additional1-1/2 turns and lock in position.
6. Note proper location for control on pump. Install O-rings on interface between capand pump control pad. Install cap on pump control pad, guiding the control piston intothe bore.
7. Torque two assembly bolts to 102 Nm.
8. See Figure 5. Apply Loctite ® on threads of screw (3), lubricate the shank, threadthrough the cap into the control piston, and torque to 6,78 Nm.
9. Install minimum stop screw (24) and turn clockwise to stroke pump to full volume.Measure height from control cap to top of screw (3). With control piston at full stroke,dimension must be 11,4 +/- 0,76 mm. Back out minimum stop screw (24) till there is no
contact with control piston.
10. Press dowel (30) into body (16), through the link (28), to 6,35 mm below surface,apply Loctite ® to threads of screws (46) and install over dowel (30).
11. Press spool (21) into retainer (19). Caution: do not use excessive force. Placespool/ retainer assembly into spool (17) with spring (18) and washer (34). Secure withretaining ring (33).
12. While sleeve (27) is engaged into dowel on link (28), slide above spool assemblyinto bore of body (16), and through sleeve (27). Spool (21) must move freely and easilyat all positions of the link (28).
13. Install one orifice (40) in the tapped hole in the block (36). Install the other on topof the first. Torque to 7,9 Nm.
14. Install proportional valve (41) in block. Torque to 27 Nm.
15. Install coil on proportional valve. Torque to 2,2-2,8 Nm max.
16. Assemble all other components into body (16) per above drawing. Torque the plug(12) to 122 Nm.
17. While spring retainer is engaging clevis pin (5) under dowel of link (28), slide theother opening of spring retainer over the top of the screw (3). Attach body assembly(16) to cap (1) with two screws and torque to 103 Nm.
1. Plumb 82,8 bar servo supply to control. Supply 82,8 bar to the electric strokerservo supply port. Note: All pressure references are “above case pressure” (1,7 barmax.)
2. Thread zero screw (24) so that pump is on stroke.
3. Place a gage in the proportional valve gage port.
4. Start pump.
ELECTRIC STROKER
ELECTRIC STROKERDISASSEMBLY
ASSEMBLY
TEST AND ADJUSTMENT
12
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5. Adjust amperage (150 to 200 mA) to give 34,5 bar reading on the proportionalvalve gage port. Back out zero screw (24) and adjust screw (9) until output flow is atzero stroke position. Lock both adjustments in place.
6. Increase amperage to 390 mA. Pump should go to full stroke. Set max. volumescrew on opposide control cap for full stroke. Gage in proportional valve gage portshould read approximately 18,6 bar.
7. If pump fails to go towards full stroke, or fails to go towards zero stroke, differentialpressure may be improperly adjusted. Re-adjust the screw (15 figure 6) out to gotowards full or in to go towards zero flow.
8. Increase and decrease the amperage between 0 and 390 mA several times atapproximately 34,5 bar, 207 bar and 414 bar system pressure. Pump stroke should fol-low amperage smoothly and proportionally. Full to zero or zero to full stroke should beachieved in .5 second. Adjust amperage up to 275 mA from zero stroke, then adjustdown from full stroke to 275 mA.The flows at the two 275 mA settings shall not varymore than 18.9 l/m from each other.
ELECTRIC STROKER
13
FIGURE 6SERVO CAP
102 Nm
48
41 42
43
LOCTITE ® 271
46
37
3649
5040
3546
LOCTITE
®
271
4445
102 Nm
FIGURE 5ELECTRIC STROKER
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ITEM DESCRIPTION PART NO. QTY.1 Cap (Figure 6) S22-15268 13 Screw 032-91461 14 O-Ring, 70 S-1 ARP 010 671-00010 15 Clevis pin 321-40000 16 Spring, Compression 032-92100 17 Plug, Avseal 447-00026 18 Nut, 5/16-24 335-13100 19 Soc. Setscrew, 5/16-24 x 1-1/4 312-13180 110 Seal Piston 032-91918 111 O-Ring, 90 S-1 ARP 012 691-00012 112 Plug, 10HP5N-S 488-35055 113 O-Ring, 90 S-1 ARP 910 691-00910 114 Spring Cap 032-91511 115 Spring 225-92101 116 Body S22-15393 117 Spool 032-91512 118 Spring 225-92109 119 Spring Retainer 032-91516 120 Nut, 3/4-10 031-91049 121 Spool 032-91438 123 O-Ring,70 S-1 ARP 118 671-00118 124 Soc. Setscrew, 3/4-10 x 3 311-26320 125 Plug, 12 HP5N-S 488-35014 126 O-Ring, 90 S-1 ARP 912 691-00912 127 Sleeve 032-91437 1
28 Arm assembly S22-15520 129 O-Ring, 70 S-1 ARP 035 671-00035 130 Dowel Pin, 1/8 Dia x 1.75 Lg. 324-20828 133 Ret. Ring 356-30037 134 Washer 032-91517 135 O-Ring, 70 S-1 ARP 011 671-00011 236 Block 032-91509 138 Plug, 7/16-20 449-00013 139 O-Ring, 90 S-1 ARP 908 691-00908 140 Orifice, 635 mm 033-91225 241 Prop. Pr. Cont. Valve 517-00085 142 Coil, 24VDC 517-00086 143 Connector 167-01008-8 144 O-Ring, 90 S-1 ARP 904 691-00904 245 Plug, SAE-4 488-35061 146 Screw, SHC 10-32 x 1/4 312-09041 248 Plug 449-00599 149 Adapter SAE-4/BSP 1/4 492-15379 150 Seal 449-00603 1
ITEM DESCRIPTION PART NO. QTY.1 Cap/Sleeve S22-15267 12 Plug 449-00599 23 Plug 032-91861 14 Spool 032-91820 15 O-Ring, 70 S-1 ARP 008 671-00008 16 Avseal Plug 447-00026 17 O-Ring, 90 S-1 ARP 910 691-00910 18 Spring 032-91863 19 Plug, BSPP 1/2 447-01008 1
10 Plug, BSPP 1/4 447-01004 112 Spring retainer 032-91862 113 O-Ring, 90 S-1 ARP 013 691-00013 114 Screw, 5/16 -24 x 1 312-13160 115 Nut, 5/16-24 335-13100 116 O-Ring, 90 S-1 ARP 017 691-00017 1
ELECTRIC STROKER
PARTS LIST FOR FIGURE 5electric stroker S22-15306
PARTS LIST FOR FIGURE 6servo cap S22-15268
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ELECTRIC STROKER
CONTROL CAP DISASSEMBLY
ASSEMBLY
PARTS LIST FOR FIGURE 7control cap assembly S22-15272
15
FIGURE 7CONTROL CAP ASSEMBLY
ITEM DESCRIPTION PART NO. QTY.1 Control Cap 032-91766 12 Plug 449-00599 13 O-ring, 70 S-1 ARP 118 671-00118 14 Screw, 3/4-10 x 3 311-26320 15 Nut 031-91049 16 Plug 488-35055 17 O-ring 90 S-1 ARP 910 691-00910 1
1. See Figure 7. Remove cover (5) and Max. volume screw (4).
2. Remove 4 screws holding cap to pump.
3. Remove cap assembly from pump.
1. Install O-rings on interface between cap and pump control pad. Install cap on pumphousing as indicated on the applicable view, guiding the control piston into the bore.
2. Torque the assembly bolts to 102 Nm.
3. Install screw (4) in cap. Install O-ring (3) on nut (5). Install nut (5) on screw.
3. Adjust screw till pump is slightly on stroke and lock nut (5).
4. Install O-ring (7) on plug (6). Install plug in nut (5).Torque plug (6) to 68 Nm.
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1. See figure 8. Remove 2 screws holding torque limiter body (16) to cap assembly(1).
2. Remove all parts from torque limiter body (16) except pin (30) and arm assembly(28). It is not necessary to remove these parts unless broken or worn. Examine parts forwear or damage.
3. Remove screw (3). Examine head for excessive wear, and body for smooth sealingsurface with O-ring.
4. See figure 9. Remove maximum volume stop assembly (items 19, 20, 21, 22, 27).
5. Remove cap assembly (1).
6. Remove plug (15) and attached parts. Remove spring (11) and spool (18).
7. Remove adjusting plug (2) and attached parts. Remove seal piston (5). Note: a10-24 screw may be attached to assist in pulling the piston. Remove spring (7) andcone (8).
8. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size. Ifsleeve, snout or cap is worn, replace the cap-sleeve assembly (1).
9. Examine seat (10) for wear. Do not remove unless damaged.
1. See figure 9. Install Avseal plugs (9) and orifice (32).
2. Press seat (10) into bore squarely against shoulder in bore.
3. Install spool (18) into bore as shown. Install spring (11) over end of spool. Install O-ring (6) on seal (16). Lubricate and install into plug (15). Install O-rings (13) and (14) onplug (15) Install plug (15) into cap. Install screw (3), nut (4) and acorn nut (17).
4. Install O-ring (6) on seal piston (5).
5. Lubricate O-ring and install cone (8), spring (7) and seal piston into bore in cap (1),being careful that cone enters seat (10). Install adj.plug (2), screw (25), nut (4), andacorn nut (25).
6. Install plug (12) and torque to 60 Nm. Install plug (21).Torque to 35 Nm.
7. Carefully install O-ring (31) into the cap.
8. Note proper location for cap. Install O-rings on interface between cap and pumpcontrol pad. Install cap assembly on pump, guiding the control piston into the bore.Torque two mounting screws to 101 Nm.
9. Install maximum stop screw (20), cover (19) ,O-ring (30) and plug (29) with O-ring(24).
10. See figure 8. Apply Loctite ® on threads of screw (3), lubricate the shank, threadthrough the cap into the control piston, and torque to 6,78 Nm.
11. Measure height from control cap to top of screw. With control piston at zero stroke,dimension must be 11,4 +/- 0,76 mm.
12. Press dowel (30) into body (16), through the link assembly (28), to 6,35 mm belowsurface. Apply Loctite ® to threads of screws (33) and install over dowel (30).
13. While sleeve (27) is engaged into dowel on link (28), slide spool (21) into bore ofbody (16), and through sleeve (27). Spool (21) must move freely and easily at all posi-tions of the link (28).
14. Assemble remaining parts per drawing. Torque plug (11) to 68 Nm.
15. While spring retainer is engaging screw (5) under dowel of link (28), slide the otheropening of spring retainer over the top of the screw (3). Attach body assembly (16) tocap (1) and torque assembly screws to 102 Nm.
ELECTRIC STROKER
TORQUE LIMITER OVERRIDEDISASSEMBLY
ASSEMBLY
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ELECTRIC STROKER
17
FIGURE 8
TORQUE LIMITER OVERRIDE
HIGH FLOWPRESSURE
ADJUST.
TORQUE
68 Nm
HIGH PRESSUREFLOW
ADJUST.
LOCTITE ® 271TORQUE
6,78 Nm
NOT SHOWN
(LOCTITE ® 271)33
ITEM DESCRIPTION PART NO. QTY. **J QTY. **K1 Cap (Figure 9) S22-15275 1 13 Screw 032-91461 1 15 Clevis pin 321-40000 1 16 Spring, Compression 032-92100 1 17 Plug, Avseal 447-00026 1 18 Screw 032-91445 1 19 Nut, Hex Jam 1/4-20 UNC 340-00038 1 110 Hex Nut, 3/4-16 UNF 032-91449 1 111 Plug, 8HP N-S 488-35018 1 114 O-Ring, 90 S-1 ARP 908 691-00908 1 115 Screw, Primary Adjust 032-91446 1 116 Body assembly S22-15397 1 117 Outer Spring – J Version 032-91440 1 —
Outer Spring – K Version 032-91448 — 118 Inner Spring – J Version 032-91441 1 —
Inner Spring – K Version 032-91447 — 119 Spring Retainer 032-91819 1 121 Spool 032-91438 1 123 O-ring, 70 S-1 ARP 118 671-00118 2 225 Plug, 12 HP5N-S 488-35014 1 126 O-Ring, 90 S-1 ARP 912 691-00912 1 127 Sleeve 032-91437 1 1
28 Arm assembly S22-15520 1 129 O-Ring, 70 S-1 ARP 035 671-00035 1 130 Dowel Pin, 1/8 Dia. x 1.75 Lg. 324-20828 1 133 Screw, SHC 10-32 x 1/4 312-09041 2 234 Nut 032-91645 1 135 O-Ring, 70 S-1 ARP 010 671-00010 1 1
PARTS LIST FOR FIGURE 8torque limiter overridecode J S22-15533code K S22-15535
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ITEM DESCRIPTION PART NO. QTY.
1 Cap-Sleeve Assembly S22-15280 12 Adj. Plug 032-91814 13 Soc. Setscrew 5/16-24 x 1 312-13160 14 Nut, 5/16-24 335-13100 25 Seal Piston 031-59367 16 0-Ring, 90 S-1 ARP 012 691-00012 27 Spring 032-91798 18 Cone 036-12288 19 Avseal Plug 447-00026 210 Seat 036-11692 111 Spring 033-71086 112 Plug, BSPP 1/2 447-01008 113 O-Ring, 90 S-1 ARP 910 691-00910 114 O-Ring, 90 S-1 ARP 017 691-00017 115 Plug 031-57368 1
16 Seal Piston 032-91305 117 Nut, Acorn 5/16-24 327-25006 118 Spool 032-91820 119 Cover 032-91761 120 Screw, 1/2-20 x 2-1/2 312-35060 121 Plug 447-00032 123 Soc. Setscrew 5/16-24 x 1-1/4 312-13180 124 O-Ring, 70 S-1 ARP 015 671-00015 125 Acorn Nut 036-33474 126 Plug 449-00599 127 Plug, BSPP 1/4 447-01004 128 Plug, BSPP 1/2 447-01008 129 Plug 488-35020 130 O-Ring, 90 S-1 ARP 905 691-00905 131 O-Ring, 70 S-1 ARP 008 671-00008 132 Orifice 035-40489 1
PARTS LIST FOR FIGURE 9,
torque limiter override cap S22-15275
18
FIGURE 9TORQUE LIMITER OVERRIDE CAP
25
31
1
18
SYSTEMPRESS.SAE-10 TORQUE
60 Nm
TORQUE30 Nm
VENT CONN.TORQUE
35 Nm
DIFFERENTIALADJUSTMENT
COMPENSATORADJUSTMENT
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1. Install gages on system pressure and on compensator vent ports.
2. Turn compensator adjustment screw out to remove spring load, then 1/2 turn in.
3. Turn differential adjustment screw out to remove spring load, then 1/2 turn in.
4. Back out maximum volume stop to full volume.
5. For setting and testing compensator override function, disable torque limiter in thismanner: Back out primary adjusting screw (15) figure 8, to remove all load.Turn in outeradjusting screw (8) to go solid. Caution! do not apply over 1,2 Nm torque to avoid damageto internal parts!
6. Start prime mover with system relief set at 35 bar.
7. Stroke pump to full displacement. Apply a load to the pump.
8. Increase system relief valve until compensator de-strokes pump to zero displace-ment. Set compensator to 103 bar.
9. Adjust compensator differential spool pressure to 13,8 bar. This is accomplished byadjusting the differential screw until the difference in pressure readings between the sys-tem pressure and compensator vent gages installed in the compensator cap is 13,8 bar.(It may be necessary to change differential to gain stability. Use caution when exceeding17 bar to avoid spring going solid, preventing compensator action.)
10. Set the compensator to 207 bar, 414 bar, and 500 bar.At each condition, increase thesystem pressure until the pump fully de-strokes. At no time should the system pressurevary more than 10,3 bar from the compensator setting.The control should be steady andstable at all conditions.
11. Reduce pressure to 10,3 bar below the compensator setting. Pump should return tofull stroke. Repeat two or more times. Compensator setting should be repeatable.
12. Set compensator adjustment to at least 34,5 bar above the required setting, or 483bar.
Set the torque limiter by using the formula:
kW = P• Q/(Eff.• 600)where P = pressure in Bar
Q = flow in l/m
calculate these two values:a. System pressure at full pump flow.b. Pump flow at full system pressure.
13. Set system relief valve to pressure (a) calculated above. Back out primary adjustingscrew to remove all load. Set outer adjusting screw (8) so that pump just commences to
de-stroke.
14. Set the system relief valve to the required maximum system pressure. Set primaryadjusting screw (15) to obtain the calculated flow (b) at full system pressure.
15. Set compensator adjustment to the required setting, or 414 bar if not otherwise noted.
Note: Electric motor current may be used instead of calculated flows to set power. In step13, set the outer adjusting screw (8) to achieve the rated motor current. In step 14, setthe adjustment (15) to achieve the rated motor current.
TORQUE LIMITER OVERRIDETEST AND ADJUSTMENT
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1. See Figure 10. Remove tube line to cap.
2. Remove maximum volume stop assembly (items 12, 13, 19, 20, 24).
3. Remove cap assembly.
4. Remove plug (15) and attached parts. Remove spring (11) and spool (18).
5. Remove adj. plug (2) and attached parts. Remove seal piston (5). Note: a 10-24screw may be attached to assist in pulling the piston. Remove spring (7) and cone (8).
6. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size.If sleeve, snout or cap is worn, replace the cap-sleeve assembly (1).
7. Examine seat (10) for wear. Do not remove unless damaged.
1. Install Avseal plugs (9) in body. Install orifice (29) in body.
2. Press seat (10) into bore to shoulder in bore.
3. Install spool (18) into bore as shown. Install spring (11) over end of spool. InstallO-ring (6) on seal (16). Lubricate and install into plug (15). Install O-rings (13) and (14)on plug (15). Install plug (15) into cap. Install screw (3), nut (4) and acorn nut (17).
4. Install O-ring (6) on seal piston (5).
5. Lubricate O-ring and install cone (8), spring (7) and seal piston into bore in cap (1),being careful that cone enters seat (10).
6. Install remaining parts. Torque plug (12) to 68 Nm. Torque plug (21) to 35 Nm.
7. Note proper location for cap on pump. Install O-rings on interface between cap and
pump control pad.8. Install cap assembly on pump, guiding the control piston into the bore.
9. Torque mounting bolts to 102 Nm.
10. Install tube fitting and tube line connecting to opposite cap.
Compensator is to be tested on pump. Adjust maximum volume stop to full displace-ment.
1. Install gages on system pressure and on compensator vent ports.
2. Turn compensator adjustment screw (23) CCW until there is no contact with spring,then adjust 1/2 turn CW after contact is made with spring.
3. Turn differential adjustment screw (3) CCW until there is no contact with spring,then adjust 1/2 turn CW after contact is made with spring.
4. Start prime mover with system relief valve set at 35 bar. Apply a load to the pump.
5. Set pump control to full displacement. Pump should go to full displacement at 35bar.
6. Increase system relief valve until compensator de-strokes pump to zero displace-ment. Set compensator to 103 bar.
7. Adjust compensator differential spool pressure to 13,8 bar. This is accomplished byadjusting the differential screw until the difference in pressure readings between the sys-tem pressure and compensator vent gages installed in the compensator cap is 13,8 bar.(It may be necessary to change differential to gain stability. Use caution when exceeding17 bar to avoid spring going solid, preventing compensator action.)
8. Set the compensator to 207 bar, 414 bar, and 500 bar.
9. At each condition, increase the system pressure until the pump fully de-strokes. Atno time should the system pressure vary more than 10,3 bar from the compensator set-ting. The control should be steady and stable at all conditions.
10. Reduce pressure to 10,3 bar below the compensator setting. Pump should return tofull stroke. Repeat two or more times. Compensator setting should be repeatable.
11. Set compensator adjustment to the required setting, or 414 bar if not otherwisenoted.
ELECTRIC STROKER
COMPENSATOR OVERRIDEDISASSEMBLY
ASSEMBLY
TEST AND ADJUSTMENT
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ITEM DESCRIPTION PART NO. QTY.1 Cap-Sleeve Assembly S22-15259 12 Adj. Plug 032-91814 13 Soc. Setscrew 5/16-24 x 1 312-13160 14 Nut, 5/16-24 335-13100 25 Seal Piston 031-59367 16 0-Ring, 90 S-1 ARP 012 691-00012 27 Spring 032-91798 18 Cone 036-12288 19 Avseal Plug 447-00026 310 Seat 036-11692 111 Spring 033-71086 1
12 Plug, 10HP5N-S 488-35055 113 O-Ring, 90 S-1 ARP 910 691-00910 214 O-Ring, 90 S-1 ARP 017 691-00017 115 Plug 031-57368 116 Seal Piston 032-91305 117 Nut, Acorn 5/16-24 327-25006 218 Spool 032-91820 119 Cover 032-91049 120 Screw, 3/4-10 x 3 311-26320 121 Plug 447-00032 223 Soc. Setscrew 5/16-24 x 1-1/4 312-13180 124 O-ring, 70 S-1 ARP 118 671-00118 125 Acorn Nut 036-33474 126 Plug 449-00599 127 Plug, BSPP 1/4 447-01004 1
28 Plug, BSPP 1/2 447-01008 129 Orifice 035-40489 1
ELECTRIC STROKER
PARTS LIST FOR FIGURE 10compensator override control
S22-15273
21
SYSTEMPRESS.
1/2 BSPP
TORQUE60 Nm
TORQUE35 Nm
VENT CONN.TORQUE
35 Nm3/8 BSPP
FIGURE 10
COMPENSATOR OVERRIDE CONTROL
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1. See figure 11. Remove 2 screws holding body (16) to cap assembly (1).
2. Remove all parts from body (16) except pin (30) and arm assembly (28). It is notnecessary to remove these parts unless broken or worn. Examine parts for wear ordamage.
3. Remove screw (3). Examine head for excessive wear, and body for smooth sealingsurface with O-ring.
4. See figure 6. Remove tube lines to cap assembly.
5. Remove screws holding cap assembly to pump body.
6. Remove cap assembly (1). Remove plug (3) with attached parts. Remove spring(12) and spool (4).
7. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size.If sleeve or cap is worn, replace the cap-sleeve assembly (1).
8. Remove screw (14) and nut (15). Push a rod through the cap to remove theretainer (12).
1. See figure 6. Install Avseal plug (6) in cap.
2. Install spool (4) into bore as shown. Install spring (8) over end of spool.
3. Install O-ring (13) on spring retainer (12). Install retainer (12), screw (14), and nut(15) in plug (3).
4. Install O-rings (7) and (16) on plug (3). Install plugs (3) and (9) in body (1).Torqueplugs to 60 Nm. Install O-ring (5) in cap.
5. Turn screw (14) in until spring retainer (12) contacts spring (8). Turn an additional 1-
1/2 turns and lock in position.6. Note proper location for control on pump. Install O-rings on interface between capand pump control pad. Install cap on pump control pad, guiding the control piston intothe bore.
7. Torque two assembly bolts to 102 Nm.
8. See figure 11. Apply Loctite ® on threads of screw (3), lubricate the shank, threadthrough the cap into the control piston, and torque to 6,78 Nm.
9. Install minimum stop screw (24) and turn clockwise to stroke pump to full volume.Measure height from control cap to top of screw (3). With control piston at full stroke,dimension must be 11,4 +/- 0,76 mm. Back out minimum stop screw (24) till there is nocontact with control piston.
10. Press dowel (30) into body (16), through the link (28), to 6,35 mm below surface.Apply Loctite ® to threads of screws (40) and install over dowel (30).
11. Press spool (21) into retainer (19). Caution: do not use excessive force. Placespool/retainer assembly into spool (17) with spring (18) and washer (34). Secure withretaining ring (33).
12. While sleeve (27) is engaged into dowel on link (28), slide above spool assemblyinto bore of body (16), and through sleeve (27). Spool (21) must move freely and easilyat all positions of the link (28).
13. Assemble all other components into body (16) per above drawing.Torque plug (12)to 122 Nm.
14. While spring retainer is engaging clevis pin (5) under dowel of link (28), slide theother opening of spring retainer over the top of the screw (3). Attach body assembly(16) to cap (1) with two screws and torque to 103 Nm.
1. Plumb 82,8 bar servo supply to control.
2. Thread zero screw (24) so that pump is on stroke.
3. Start pump.4. Supply 20,7 bar to hydraulic stroker control port.
5. Adjust screw (9) until output flow is at the full stroke position. Lock in place.
6. Reduce control pressure to 0 bar. Back out zero screw (24) until pump is at zerostroke. Lock in place.
7. Increase and decrease control pressure between 0 and 20,7 bar several times atapproximately 34,5 bar, 207 bar, and 414 bar system pressure. Pump stroke shouldfollow control pressure smoothly and proportionally. Full to zero or zero to full strokeshould be achieved in no more than .5 second. Full stroke should be achieved at 19+/- 1 bar. Zero stroke should be achieved at 3,45 +/- 1 bar. Adjust control pressure upto 12 bar from zero stroke, then adjust down from full stroke to 12 bar. The flows at thetwo settings shall not vary more than 15 l/m from each other.
HYDRAULIC STROKER
HYDRAULIC STROKERDISASSEMBLY
ASSEMBLY
TEST AND ADJUSTMENT
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24
ITEM DESCRIPTION PART NO. QTY.1 Cap (Figure 6) S22-15268 13 Screw 032-91461 14 O-Ring, 70 S-1 ARP 010 671-00010 15 Clevis pin 321-40000 16 Spring, Compression 032-92100 17 Plug, Avseal 447-00026 18 Nut, 5/16-24 335-13100 19 Soc. Setscrew, 5/16-24 x 1-1/4 312-13180 110 Seal Piston 032-91918 111 O-Ring, 90 S-1 ARP 012 691-00012 1
12 Plug, 10HP5N-S 488-35055 113 O-Ring, 90 S-1 ARP 910 691-00910 114 Spring Cap 032-91511 115 Spring 225-92101 116 Body S22-15393 117 Spool 032-91512 118 Spring 225-92109 119 Spring Retainer 032-91516 120 Nut, 3/4-10 031-91049 121 Spool 032-91438 123 O-Ring,70 S-1 ARP 118 671-00118 124 Soc. Setscrew, 3/4-10 x 3 311-26320 125 Plug, 12 HP5N-S 488-35014 126 O-Ring, 90 S-1 ARP 912 691-00912 127 Sleeve 032-91437 128 Arm assembly S22-15520 1
29 O-Ring, 70 S-1 ARP 035 671-00035 130 Dowel Pin, 1/8 Dia x 1.75 Lg. 324-20828 133 Ret. Ring 356-30037 134 Washer 032-91517 135 O-Ring, 70 S-1 ARP 011 671-00011 236 Plate 032-91510 137 Screw, HHC,1/4-20 x 3/4 306-40142 339 O-Ring, 90 S-1 ARP 908 691-00908 140 Screw, SHC 10-32 x 1/4 312-09041 243 Fitting, BSPP - 4 492-15379 144 Seal 449-00603 145 O-ring, 90 S-1 ARP 904 691-00904 1
PARTS LIST FOR FIGURE 11hydraulic stroker S22-15308
102 Nm
3/8 BSPP
102 Nm
A
A
LOCTITE ®
271
40
LOCTITE ®
271
1/4 BSPP
40
4443
45
FIGURE 11HYDRAULIC STROKER
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25
TORQUE LIMITER
QUANTITYITEM DESCRIPTION PART NO. J10 K10 J20 K20
1 Max. Vol. Stop (Fig. 1) S22-12983 1 1 — —Max Vol. Handwheel (Fig. 2) S22-12915 — — 1 1
2 Low Torque Limiter (Fig. 12) S22-15314 1 — 1 —High Torque Limiter (Fig. 12) S22-15316 — 1 — 1
3 Buck Up Cap (Fig. 4) S22-12970 1 1 1 14 Screw-H.H.C., M12 x 60 mm 363-12210 6 6 4 45 Screw-H.H.C., M12 x 80 mm 363-12225 2 2 4 46 Control Piston 032-91443 1 1 1 17 O-Ring, 90 S-1 ARP 013 691-00013 2 2 2 28 O-Ring, 70 S-1 ARP 152 671-00152 2 2 2 29 Piston ring 032-91261 2 2 2 2
TORQUE LIMITER
PARTS LISTtorque limiter
CCW ROTATION
CW ROTATION
J10–K10 J20–K20
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1. See Figure 12. Remove 2 screws holding Torque Limiter body (16) to capassembly (1).
2. Remove all parts from torque limiter body (16) except pin (30) and arm assembly(28). It is not necessary to remove these parts unless broken or worn. Examine parts forwear or damage.
3. Remove screw (3). Examine head for excessive wear, and body for smooth sealingsurface with O-ring.
4. Remove maximum stop handwheel assembly or maximum stop screw assembly.
5. Remove cap assembly (1).
6. See Figure 13 Remove plug (15) and attached parts. Remove spring (11) and spool(18).
7. Remove adjusting plug (2) and attached parts. Remove spring (7 ) and cone (8).
8. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size. Ifsleeve or cap is worn, replace the cap-sleeve assembly (1).
9. Examine seat (10) for wear. Do not remove unless damaged.
1. See Figure 13 Install Avseal plugs (9) and orifice (19) in body.
2. Press seat (10) into bore squarely against shoulder in bore.
3. Install spool (18) into bore as shown. Install spring (11) over end of spool. Install O-ring (6) on seal (16). Lubricate and install into plug (15). Install plug (15) into cap. Installscrew (3), nut (4) and acorn nut (17). Install plug (12).Torque plugs to 60 Nm. Install plug(21). Torque to 35 Nm. Install plug (28). Torque to 30 Nm.
4. Install O-ring (6) on seal piston (5). Lubricate O-ring and Install cone (8), spring (7)and seal piston (5) into bore in cap (1), being careful that cone enters seat (10). Installadj. plug (2), screw (25), nut (4) and acorn nut (26).
5. Carefully install O-ring (27) in the cap.
6. Note proper location for control cap. Install O-rings on interface between cap andpump control pad. Install cap, guiding control piston into bore. Torque mounting screwsto 101 Nm.
7. Install maximum volume handwheel or screw assembly. Set stop to clear control pis-ton.
8. See Figure 12. Apply Loctite ® on threads of screw (3), lubricate the shank, threadthrough the cap into the control piston, and torque to 6,78 Nm
9. Measure height from control cap to top of screw. With control piston at full stroke,dimension must be 38,1 +/- .76 mm.
10. Press dowel (30) into body (16), through the link assembly (28), to 6,35 mm below
surface. Apply Loctite ® to threads of screws (35) and install over dowel (30).11. While sleeve (27) is engaged into dowel on link (28), slide spool (21) into bore ofbody (16), and through sleeve (27). Spool (21) must move freely and easily at all posi-tions of the link (28).
12. Assemble remaining parts per drawing. While spring retainer is engaging clevis pin(5) under dowel of link (28), slide the other opening of spring retainer over the top of thescrew (3). Attach body assembly (16) to cap (1) and torque screws to 102 Nm.
TORQUE LIMITER
TORQUE LIMITER
DISASSEMBLY
ASSEMBLY
26
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27
TORQUE LIMITER
FIGURE 13
TORQUE LIMITER CAP
FIGURE 12 – TORQUE LIMITER ASSEMBLY
12
SYSTEM PRESSURE1/2 BSPP
TORQUE60 Nm
VENT CONN.3/8 BSPP
11
TORQUE35 Nm
DIFF.ADJUST.
COMP.ADJUST.
27
102 Nm
COMP.ADJUST.
DIFF.ADJUST.
102 Nm
LOCTITE ® 271 LOCTITE ® 271
SET PRESS.AT FULL FLOW
SET FLOW AT FULL PRESS.
LOCTITE ® 2716,78 Nm
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ITEM DESCRIPTION PART NO. QTY. J** QTY. K**1 Cap (Figure 13) S22-12923 1 13 Screw 032-91461 1 15 Clevis pin 321-40000 1 16 Spring, Compression 032-92100 1 17 Plug, Avseal 447-00026 1 18 Screw 032-91445 1 19 Nut, Hex Jam 1/4-20 UNC 340-00038 1 110 Hex Nut, 3/4-16 UNF 032-91449 1 111 Plug, 8HP5N-S 488-35018 1 114 O-Ring, 90 S-1 ARP 908 691-00908 1 115 Screw, Primary Adjust 032-91446 1 116 Body S22-15396 1 117 Outer Spring – J Version 032-91440 1 —
Outer Spring – K Version 032-91448 — 118 Inner Spring – J Version 032-91441 1 —
Inner Spring – K Version 032-91447 — 119 Spring Retainer 032-91819 1 121 Spool 032-91438 1 123 O-Ring, 70 S-1 ARP 118 671-00118 2 225 Plug, 12 HP5N-S 488-35014 1 126 O-Ring, 90 S-1 ARP 912 691-00912 1 127 Sleeve 032-91437 1 128 Arm assembly S22-15520 1 129 O-Ring, 70 S-1 ARP 035 671-00035 1 130 Dowel Pin, 1/8 Dia. x 1.75 Lg. 324-20828 1 1
35 Screw, SHC 10-32 x 1/4 Lg. 312-09041 2 236 Nut 032-91645 1 145 O-Ring, 70 S-1 ARP 010 671-00010 1 1
ITEM DESCRIPTION PART NO. QTY.1 Cap-Sleeve Assembly S22-12922 12 Adj. Plug 032-91814 13 Soc. Setscrew 5/16-24 x 1 312-13160 14 Nut, 5/16-24 335-13100 25 Seal Piston 031-59367 16 O-Ring, 90 S-1 ARP 012 691-00012 27 Spring 032-91798 18 Cone 036-12288 19 Avseal Plug 447-00026 210 Seat 036-11692 111 Spring 033-71086 112 Plug, BSPP 1/2 447-01008 113 O-Ring, 90 S-1 ARP 910 691-00910 114 O-Ring, 90 S-1 ARP 017 691-00017 115 Plug 031-57368 116 Seal Piston 032-91305 117 Nut, Acorn 5/16-24 327-25006 118 Spool 032-59482 119 Orifice 033-25528 121 Plug BSPP 3/8 447-00032 125 Soc. Setscrew 5/16-24 x 1-1/4 312-13180 126 Nut, Acorn 5/16-24 036-33474 127 O-Ring, 70 S-1 ARP 008 671-00008 128 Plug, BSPP 1/4 447-01004 1
TORQUE LIMITER
PARTS LIST FOR FIG. 12code J, S22-15533
code K, S22-15535
PARTS LIST FOR FIGURE 13torque limiter cap S22-12923
28
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1. Install gages on system pressure and on compensator vent ports.
2. Turn compensator adjustment screw out to remove spring load, then 1/2 turn in.
3. Turn differential adjustment screw out to remove spring load, then 1/2 turn in.
4. Back out maximum volume stop to full volume.
5. For setting and testing compensator override function, disable torque limiter in thismanner: Back out primary adjusting screw (15) to remove all load. Turn in outer adjust-ing screw (8) to go solid. Caution! do not apply over 1,2 Nm torque to avoid damage tointernal parts!
6. Start prime mover with system relief set at 35 bar. Apply a load to the pump.
7. Pump should be at full displacement at 35 bar.
8. Increase system relief valve until compensator de-strokes pump to zero displace-ment. Set compensator to 103 bar.
9. Adjust compensator differential spool pressure to 13,8 bar. This is accomplished byadjusting the differential screw until the difference in pressure readings between the sys-tem pressure and compensator vent gages installed in the compensator cap is 13,8 bar.(It may be necessary to change differential to gain stability. Use caution when exceeding17 bar to avoid spring going solid, preventing compensator action.)
10. Set the compensator to 207 bar, 414 bar, and 500 bar.
11. At each condition, increase the system pressure until the pump fully de-strokes. Atno time should the system pressure vary more than 10,3 bar from the compensator set-ting. The control should be steady and stable at all conditions.
12. Reduce pressure to 10,3 bar below the compensator setting. Pump should return to
full stroke. Repeat two or more times. Compensator setting should be repeatable.13. Set compensator adjustment to at least 34,5 bar above the required setting, or 483bar.
Set the torque limiter by using the formula:
kW = P•Q /(Eff.• 600)where P = pressure in Bar
Q = flow in l/m
calculate these two values:a. System pressure at full pump flow.b. Pump flow at full system pressure.
14. Set system relief valve to pressure (a) calculated above. Back out primary adjustingscrew to remove all load. Set outer adjusting screw (8) so that pump just commences tode-stroke.
15. Set the system relief valve to the required maximum system pressure. Set primaryadjusting screw (15) to obtain the calculated flow (b) at full system pressure.
16. Set compensator adjustment to the required setting, or 414 bar if not otherwisenoted.
Note: Electric motor current may be used instead of calculated flows to set power. In step14, set the outer adjusting screw (8) to achieve the rated motor current. In step 15, setthe adjustment (15) to achieve the rated motor current.
TORQUE LIMITER
TORQUE LIMITER TEST ANDADJUSTMENT
29
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1. See Figure 14. Remove 2 screws holding body (16) to cap assembly (1).
2. Remove all parts from body (16) except pin (30) and arm assembly (28). It is notnecessary to remove these parts unless broken or worn. Examine parts for wear ordamage.
3. Remove screw (3). Examine head for excessive wear, and body for smooth sealingsurface with O-ring.
4. See Figure 6. Remove tube lines to cap assembly.
5. Remove screws holding cap assembly to pump body.
6. Remove cap assembly (1). Remove plug (3) with attached parts. Remove spring
(8) and spool (4).7. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size. Ifsleeve or cap is worn, replace the cap-sleeve assembly (1).
8. Remove screw (14) and nut (15). Push a rod through the cap to remove theretainer (12).
1. See Figure 6. Install Avseal plug (6) in cap.
2. Install spool (4) into bore as shown. Install spring (8) over end of spool.
3. Install O-ring (13) on spring retainer (12). Install retainer (12), screw (14) and nut(15) in plug (3).
4. Install O-rings (7) and (16) on plug (3). Install plugs (3) and (9) in body (1).Torqueplugs to 60 Nm. Install O-ring (8) in cap.
5. Turn screw (12) in until spring retainer (12) contacts spring (8). Turn an additional 1-1/2 turns and lock in position.
6. Note proper location for control on pump. Install O-rings on interface between capand pump control pad. Install cap on pump control pad, guiding the control piston intothe bore.
7. Torque two assembly bolts to 102 Nm.
8. See Figure 14, Apply Loctite ® on threads of screw (3), lubricate the shank, threadthrough the cap into the control piston, and torque to 6,78 Nm.
9. Install minimum stop screw (24) and turn clockwise to stroke pump to full stroke.Measure height from control cap to top of screw (3). With control piston at full stroke,dimension must be 11,4 +/- 0,76 mm. Back out minimum stop screw (24) till there is nocontact with control piston.
10. Press dowel (30) into body (16), through the link (28), to 1/4 in. (6.35 mm) belowsurface. Apply Loctite ® to threads of screws (39) and install over dowel (30).
11. Press spool (21) into retainer (19). Caution: do not use excessive force.
12. While sleeve (27) is engaged into dowel on link (28), slide above spool assemblywith spring (15) into bore of body (16), and through sleeve (27). Spool (21) must movefreely and easily at all positions of the link (28).
13. Press dowel (34) through slide pin (14), while inside shaft (10). Dowel (34) mustevenly extend from both sides of slide pin (14).
14. Assemble all other components into body (16) per above drawing. Torque plug (12)to 122 Nm.
15. While spring retainer is engaging screw (5) under dowel of link (28), slide the otheropening of spring retainer over the top of the screw (3). Attach body assembly (16) tocap (1) with two screws and torque to 103 Nm.
1. Plumb 82,8 bar servo supply to control.
2. Thread zero screw (24) so that pump is on stroke.
3. Start pump.
4. With shaft (10) rotated fully clockwise, thread cam (9) until output flow is at the full
stroke position. Lock in place.
5. Fully rotate shaft (10) counter-clockwise. Pump flow should go towards zero stroke.Back out zero screw (24) until pump is at zero stroke. Lock in place.
6. If pump fails to go towards full stroke, or fails to go towards zero stroke, differentialpressure may be improperly adjusted. Re-adjust the screw (15 figure 6) out to gotowards full or in to go towards zero flow.
7. Rotate shaft clockwise and counterclockwise at approximately 34,5 bar, 207 bar and414 bar system pressure. Pump stroke should follow shaft rotation between full andzero stroke smoothly and proportionally. Full to zero or zero to full stroke should beachieved in no more than .5 second.
ROTARY SERVO
ROTARY SERVO
DISASSEMBLY
ASSEMBLY
TEST AND ADJUSTMENT
31
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32
ROTARY SERVO
102 Nm
102 Nm
LOCTITE ® 271
LOCTITE ® 271
SECTION A–A
ITEM DESCRIPTION PART NO. QTY.1 Cap (Figure 6) S22-15268 13 Screw 032-91461 14 O-Ring, 70 S-1 ARP 010 671-00010 15 Pin, Clevis 321-40000 16 Spring, Compression 032-92100 17 Plug, Avseal 447-00026 1
8 Locknut 8-LSN-S 492-15116 19 Cam 032-91515 110 Shaft 032-91514 111 O-Ring, 90 S-1 ARP 012 691-00012 112 Plug, 10HP5N-S 488-35055 113 O-Ring, 90 S-1 ARP 910 691-00910 114 Slide Pin 032-91513 115 Spring 225-92105 116 Body S22-15393 117 Retaining Ring 356-31050 118 O-Ring, 90 S-1 ARP 908 691-00908 119 Spring Retainer 032-91516 120 Nut, 3/4-10 031-91049 121 Spool 032-91438 123 O-Ring, 70 S-1 ARP 118 671-00118 124 Soc. Setscrew, 3/4-10 x 3 311-26320 1
25 Plug, 12 HP5N-S 488-35014 126 O-Ring, 90 S-1 ARP 912 691-00912 127 Sleeve 032-91437 128 Arm assembly S22-15520 129 O-Ring, 70 S-1 ARP 035 671-00035 130 Dowel Pin, 1/8 Dia x 1.75 Lg. 324-20828 133 O-Ring, 70 S-1 ARP 904 671-00904 134 Dowel Pin, 1/8 x 5/8 324-20810 135 O-Ring, 70 S-1 ARP 011 671-00011 236 Plate 032-91510 137 Screw, HHC,1/4-20 x 3/4 306-40142 338 Plug, SAE-4 488-35061 139 Screw, SHC 10-32 x 1/4 312-09041 2
PARTS LIST FOR FIGURE 14
Assembly No.. S22-15310
FIGURE 14
ROTARY SERVO
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2
4
1
3
4
3
1
2
5
6
7 8 9 10
NOT SHOWN
6
5
4
6
3
4
3
1
2
6
7 8 9 10
NOT SHOWN
14
2
4
33
LOAD SENSING CONTROL
ITEM DESCRIPTION PART NO. QTY. L10 QTY. L201 Max. Vol. Stop (Fig. 1) S22-12983 1 —
Max Vol. Handwheel (Fig. 2) S22-12915 — 12 Load Sensing Control (Fig. 15) S22-15537 1 13 Buck Up Cap (Fig. 4) S22-12970 1 14 Screw-H.H.C.,M12 x 60 mm 363-12210 6 45 Screw-H.H.C., M12 x 80 mm 363-12225 — 26 Screw-H.H.C., M12 x 90 mm 363-12240 2 27 Control Piston 032-91443 1 18 O-Ring, 90 S-1 ARP 013 691-00013 2 29 O-Ring, 70 S-1 ARP 152 671-00152 2 210 Piston Ring 032-91261 2 2
L10 L20
LOAD SENSING CONTROL parts list
CCW ROTATION
CW ROTATION
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1. See Figure 15 Back off max. volume screw to full displacement. Remove max. volumescrew assembly.
2. Remove bolts holding cap to pump.
3. Remove isolation valve (29) from block (28). Remove plug (15) and attached parts.Remove spring (11) and spool (18).
4. Remove adj. plug (2) and attached parts.Remove seal piston (5).Note: a 10-24 screwmay be used to assist in pulling the piston.Remove spring (7) and cone (8).
5. Do not remove sleeve in body (1). Sleeve is pressed into cap and finished to size. Ifsleeve or cap is worn, replace the cap-sleeve assembly (1).
6. Examine seat (10) for wear. Do not remove unless damaged.
1. Install Avseal plugs (9) and orifice (35) in body.
2. Press seat (10) into bore squarely against shoulder in bore.
3. Install spool (18) into bore as shown. Install spring (11) over end of spool. Install O-ring(6) on seal (16). Lubricate and install into plug (15). Install plug (15) into cap. Install screw(3), nut (4) and acorn nut (17).
4. Install O-ring (6) on seal piston (5).
5. Lubricate O-ring and install cone (8), spring (7) and seal piston into bore in cap (1),being careful that cone enters seat (10). Install remaining parts in body (1). Torque plug (36)to 60 Nm.Torque plug (21) to 35 Nm.
6. Install O-rings (29-a) and (29-b) on valve (29). Observe that backup ring on insidegroove is toward the outside, the one on the middle groove is toward the inside, and the oneon the outside groove is toward the outside.Lubricate and install valve (29) in block (28),being careful to avoid damaging the O-rings.Torque to 67.8 Nm.
7. Install O-ring (32) on plug (31). Install plug in block (28). Install plug (22) in adapter.
8. Note proper location for cap on pump. Install O-rings on interface between cap andpump control pad. Install O-rings (26) in block (28).
9. Install on pump control pad, guiding the control piston into the bore. Install maximum vol-ume stop parts.
10. Torque mounting bolts to 102 Nm.
Connect pump to a circuit with system flow metered by a needle valve or suitable meteringvalve.Connect load sensing line downstream of the metering valve. Connect gage to pumpoutput, and to load sensing line, capable of measuring 20,7 bar pressure difference at 345bar.
Connect a relief valve downstream of the metering valve, and a flowmeter to measure pumpflow.
1. Adjust maximum volume stop to full displacement by backing off stop till there is no con-tact with the control piston.
2. Turn compensator adjustment screw (25) CCW until there is no contact with spring, then
adjust 1/2 turn CW after contact is made with spring.3. Turn differential adjustment screw (3) CCW until there is no contact with spring, thenadjust 1/2 turn CW after contact is made with spring.
4. Open metering valve and set relief valve at 35 bar.
5. Start prime mover.Pump should be at full displacement at 35 bar.
6. Increase system relief valve until compensator de-strokes pump to zero displace-ment. Set compensator to 103 bar.
7. Close the metering valve. Check the pressure difference from pump output to load sens-ing line.Using the differential adjustment, set this pressure difference to 24,1 ± 1.7 bar orshop order requirement.
8. Set the compensator to 207 bar, and 345 bar.At each condition, increase the systempressure until the pump fully de-strokes. At no time should the system pressure vary morethan 10,3 bar from the compensator setting. The control should be steady and stable at allconditions.
9. Open the metering valve to 454 ± 3,8 l/m flow at 69 bar. Raise the relief valve setting tillthe pump compensates at 345 bar. Reduce relief valve setting 13,8 bar.Flow to return to454 ± 7,4 l/m.
10. Check pressure differential at 69, 138, and 207 bar ± 6,9 bar. Pressure differential toremain the same as in (7) above.
11. Set the flow to 37.8 l/m at 69 bar.Observe flow as pressure is varied from 34,5 bar to331 bar. Flow shall not vary by more than ±7,6 l/m).
12. Repeat at 113 ± 3,78 l/m.
13. Set load relief valve at 138 bar.Check pressure differential at 37,8, 114, and 189 l/m ±7,6 l/m. Pressure differential shall be the same as in (7) above.
14. Set compensator adjustment to the required setting, or 345 bar if not otherwisenoted.
LOAD SENSING CONTROL
LOAD SENSING CONTROLDISASSEMBLY
ASSEMBLY
TEST AND ADJUSTMENT
34
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ITEM DESCRIPTION PART NO. QTY.1 Cap-Sleeve Assembly S22-15176 12 Adj. Plug 032-91814 13 Soc. Setscrew 312-13160 14 Nut, 5 /16-24 335-13100 2
5 Seal Piston 031-59367 16 O-Ring, 90 S-1 ARP 012 691-00012 27 Spring 032-91798 18 Cone 036-12288 19 Avseal Plug 447-00026 510 Seat 036-11692 111 Spring 033-71086 113 O-Ring, 90 S-1 ARP 910 691-00910 114 O-Ring, 90 S-1 ARP 017 691-00017 115 Plug 031-57368 116 Seal Piston 032-91305 117 Nut, Acorn 5/16-24 327-25006 118 Spool 032-59482 121 Plug, BSPP 3/8 447-00032 122 Plug, BSPP 1/4 447-01004 225 Soc. Setscrew 5/16-24 x 1-1/4 312-13180 126 O-Ring, 70 S-1 ARP 011 671-00011 228 Body-Valve 032-91620 129 Isolation Valve 517-00063 1
29-A O-Ring 90 S-1 ARP 017 691-00017 229-B O-Ring 90 S-1 ARP 015 691-00015 131 Adapter 032-91507 132 O-Ring, 90 S-1 ARP 904 691-00904 133 Tag, Caution 032-91622 134 Nut, Acorn 036-33474 135 Orifice Plug 033-25528 136 Plug BSPP 1/2 447-01008 1
LOAD SENSING CONTROL
PARTS LIST FOR FIGURE 15 Assembly No. S22-15537
35
U N I T P R E S S U R E R A T I N G
3 4 5 B A R M A X I M U M
W I T H T H I S C O N T R O L
"L" LOAD SENSEPORT
13,8 BARDIFFERENTIAL
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36
HYDRAULIC CIRCUITS
HYDRAULIC CIRCUITPRESSURE COMPENSATOR(C10)
HYDRAULIC CIRCUITPRESSURE COMPENSATOR,LOAD SENSINGCONFIGURATION (C10)
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37
HYDRAULIC CIRCUITS
HYDRAULIC CIRCUITTORQUE LIMITER (J & K10)
HYDRAULIC CIRCUITROTARY SERVO (R10)
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38
HYDRAULIC CIRCUITS
HYDRAULIC CIRCUITROTARY SERVO WITHCOMPENSATOR OVERRIDE
(R1P)
HYDRAULIC CIRCUITROTARY SERVO WITH TORQUELIMITER OVERRIDE (R1J &R1K)
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39
HYDRAULIC CIRCUITS
HYDRAULIC CIRCUITELECTRIC STROKER (E10)
HYDRAULIC CIRCUITELECTRIC STROKER WITHCOMPENSATOR OVERRIDE(E1P)
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40
HYDRAULIC CIRCUITS
HYDRAULIC CIRCUITELECTRIC STROKER WITHTORQUE LIMITER OVERRIDE
(E1J & E1K)
HYDRAULIC CIRCUITHYDRAULIC STROKER (H10)
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41
HYDRAULIC CIRCUITS
HYDRAULIC CIRCUITHYDRAULIC STROKER WITHTORQUE LIMITER OVERRIDE(H1J & H1K)
HYDRAULIC CIRCUITHYDRAULIC STROKER WITHCOMPENSATOR OVERRIDE
(H1P)
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42
HYDRAULIC CIRCUITS & STROKER PERFORMANCE CHART
HYDRAULIC CIRCUITLOAD SENSING CONTROL(L10)
P260 SERIES PUMP
260
195
130
65
0
0 .100AMPS
.200AMPS
.300AMPS
.400AMPS
5 10 15 20 25 30
CONTROL PRESSURE–BAR
D I S P L A C E M E N T – C C / R E V
H
Y D R A U L I C
S T R
O K E
R
E L E C
T R O - H Y
D . S T R
O K E R
HYDRAULIC AND ELECTROHYDRAULIC STROKER PERFORMANCE
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AND
TORQUE LIMITER WITH ADJ. MAX. VOL. SCREW STOPCCW PUMP ROTATION SHOWN
"J1" OR "K1" AS NOTED
TORQUE LIMITER WITH HANDWHEEL ADJ. MAX. VOL. STOPCCW PUMP ROTATION SHOWN"J2" OR "K2" AS NOTED
158,9
56,4
104,8
196,4
REF. "V"
COMPENSATORADJUSTMENT
REF. "V"
56,4
REF. "V"
188,5
44,9
158,9196,4
104,8
REF. "LS"
COMPENSATORADJUSTMENT
158,7 109,7
3/8 KEY REQUIRED TO ADJ. MAX. VOL. SCREW
COMPENSATOR ADJUSTMENT (NEAR SIDE) &COMPENSATOR VENT CONN. (FAR SIDE)
164,3
107,6
OUTLET PORT"B"
97,5
REF. "C1"
370,2 MAX.
ONLY
CONTROL
"L2"
TORQUE TO TURN MAX. VOL. ADJ. HANDWHEEL17 N-M @ 70 BAR
39 N-M @ 500 BAR
"L1"
ONLYCONTROL
231,3
CL
AND
LOAD SENSING WITH ADJ. MAX. VOL. SCREW STOPCCW PUMP ROTATION SHOWN
"L1" AS NOTED
LOAD SENSING WITH HANDWHEEL ADJ. MAX. VOL. STOPCCW PUMP ROTATION SHOWN
"L2" AS NOTED
158,7 109,7
OUTLET PORT"B"
TORQUE TO TURN MAX. VOL. ADJ. HANDWHEEL17 N-M @ 70 BAR
39 N-M @ 500 BAR
REF. "V" (FAR SIDE)COMPENSATOR ADJUSTMENT (NEAR SIDE) &
TORQUE LIMITER ADJUSTMENT
64,2
3/8 KEY REQUIRED TO ADJ. MAX. VOL. SCREW
164,3
97,5
CL
REF. "C1"
370,2 MAX."J2" & "K2"
CONTROLSONLY
301,8
ONLY
"J1" & "K1"CONTROLS
U N I T P R
E S S U R E
R A T I N G
5 0 0 0 P S I M
A X I M U M
W I T H T H I S C O
N T R O
L
4 3
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REF. "C"
REF. "C"
REF. "C"
ZERO VOLUME STOP
97,5
61,7
11,0 ACROSS FLATS162,3
196,0
REF. "X"(35 TO 69 BAR)
61,7
97,5
203,2
162,3
196,0
RANGE ADJUSTMENT
REF. "E"(28 TO 69 BAR)
REF. "X"(35 TO 69 BAR)
ZERO VOLUME STOP
61,7
REF. "X"(35 TO 69 BAR)
196,0
RANGE ADJUSTMENT
97,5
162,3
REF. "H"(0 TO 19 BAR)
OUTLET PORT"B"
ZERO VOLUME STOP
16,2
158,7
18,3
104,8
12,7 DIA ROTARY INPUT SHAFT
278,0
158,716,2
6,4SO
60,1
104,8
285,4
18,3
16,2158,7
285,4
216,3
104,853,0
18,3
OUTLET PORT"B"
OUTLET PORT"B"
4 4
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164,3
97,5
123,7
231,4
123,7
159,0
164,3
97,5
123,7
159,0
159,0
97,5
295.2
231,4
104,8
MAX VOLUME ADJUSTMENT(1/10 STROKE PER TURN)
COMPENS
MAX VOLUME ADJUSTMENT
(1/10 STROKE PER TURN)
104,8
104,8
MAX VOLUME ADJUSTMENT(1/20 STROKE PER TURN)
COM
TORQU
REF. "C1"
REF. "C1"
OUTLET PORT"B"
OUTLET PORT"B"
OUTLET PORT"B"
REF "V"
REF "V"
4 5
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46
CONTROLS KEY SHEET
P260 - * * * * - C 1 0 - *
Secondary control options
O-S22-15272– NoneP-S22-15531 – Compensator OverrideJ-S22-15533 – Low Torque Limiter Override
282-706 Nm
K-S22-15535– High Torque Limiter Override706-1129 Nm
Primary control options
1-S22-12983 – Standard maximum volume screw2-S22-12915 – Handwheel (Available on Compensator and Torque Limiter)
Primary controlsC-S22-15312– Pressure CompensatorE-S22-15306 – Electric StrokerH-S22-15308– Hydraulic StrokerJ-S22-15314 – Low Torque Limiter
282-706 NmK-S22-15316– High Torque Limiter
706-1129 NmL-S22-15537 – Load SensingR-S22-15310– Rotary Servo
Available control
combinationsC10, C20E10, E1J, E1K, E1PH10, H1J, H1K, H1PJ10, J20K10, K20L10, L20R10, R1J, R1K, R1P
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CONVERSIONS & FORMULAS
DEFINITION & UNITdisplacement
flow
power
torque
pressure
weight force
volume
area
length
temperature
viscosity
FLUID POWER FORMULAS
Pump input torque lbs. in.
Pump input power hp
Pump output flow U.S. gpm
Fluid motor speed rpm
Fluid motor torque lbs. in.
Fluid motor power hp
(metric)
Pump input torque Nm
Pump input power kW
Pump output flow Lpm
Fluid motor speed rpm(min -1 ) (tr/mn)
Fluid motor torque Nm
Fluid motor power kW
in3 /rev x 16.387 = cm3 /rev cm3 /rev x 0.06102 = in3 /rev
gpm x 3.78 = l/min l/min x 0.2642 = gpm
hp x 0.7457 = kW kW x 1.341 = hp
lb-ft x 1.3567 = Nm Nm x 0.7376 = lb-ft
lbs/in2 (psi) x 0.06895 = bar bar x 14.50 = lbs/in2 (psi)lbs/in2 (psi) x 6.895 = kPa kPa x 0.1450 = lbs/in2 (psi)
lb x 0.4536 = kg kg x 2.205 = lbslb x 4.448 = N N x 0.2248 = lbs
in3 x 16.387 = cm3 cm3 x 0.06102 = in3
in2 x 6.452 = cm2 cm2 x 0.1550 = in2
in x 25.4= mm mm x 0.03937 = in
degree F-32 = °C 1.8 x °C+32 = °F1.8
c St x 1.0 = mm2 /sec mm2 /sec x 1.0 = c St
(SSU-14) Ϸ cSt cSt x 4.25 + 14 Ϸ SSU4.25
pressure(psi) x displacement (in
3
/rev)2p x mech. eff.
rpm x (in3 /rev) x (psi)395934 x overall eff.
rpm x (in3 /rev) x volumetric eff.231
231 x flow rate(U.S. gpm) x volumetric eff.displacement (in3 /rev)
pressure(psi) x displacement (in3 /rev) x mech. eff.2p
rpm x (in3 /rev) x (psi) x overall eff.395934
pressure(bar) x displacement (cm3 /rev20p x mech. eff.
rpm x (cm3 /rev) x (bar)600000 x overall eff.
rpm x (cm3 /rev) x volumetric eff.1000
1000 x flow rate (Lpm) x volumetric eff.displacement (cm3 /rev)
pressure(bar) x displacement (cm3 /rev) x mech. eff.20p
rpm x (cm3 /rev) x (bar) x overall eff.600000
“The product information specifications and descriptions contained in this catalog have beencompiled for the use and convenience of our customers from information furnished by themanufacturer, and we cannot and do not accept any responsiblility for the accuracy or cor-rectness of any description, calculation, specification or information contained herein. No suchdescription, calculated, specified or information regarding the products being sold has beenmade part of the basis of the bargain nor has same created or amounted to an express warrantythat the products would conform thereto. We are selling the goods and merchandiseillustrated and described in this catalog on an as is basis and disclaim any impliedwarranty, including any warranty of merchantability or warranty of fitness for any par-ticular purposes whatsoever, with respect to the goods and merchandise sold. Allmanufacturer warranties shall be passed on to our customers, but we shall not be responsiblefor special, indirect, incidental or consequential damages resulting from the use of any of theproducts or information contained or described in the catalog.”
47
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SALES & SERVICE WORLDWIDE
International Distributors
In Europe:
Cyprus
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In Far East:
China
IndonesiaKorea
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Australia
DENISON HYDRAULICS Pty. Ltd.
41-43 St. Hillers Road
P.O. Box 192
Auburn, N.S.W. 2144
Australia
Tel. (612) 9646 5200
Fax (612) 9643 1305
Other sales offices:
Queensland
South Wantirna Victoria
Western Australia
AustriaDENISON HYDRAULIK GmbH
Zweigniederlassung Linz
Haidbachstraße 69
A-4061 Pasching
Austria
Tel. (43) 7229 4887
Fax (43) 7229 63092
Benelux
DENISON HYDRAULICS
BENELUX B. V.
Pascalstraat 100
3316 Dordrecht
Holland
Tel. (31) 786179 900
Fax (31) 786175 755
Canada
DENISON HYDRAULICS
CANADA Inc.
2320 Bristol Circle, Unit 1Oakville, ON L6H 5S2
Canada
Tel. (905) 829 5800
Fax (905) 829 5805
Other sales offices:
Montreal, QC
Calgary,AB
Denmark
DENISON HYDRAULIK
DENMARK A/S
Industrikrogen 2
DK-2635 Ishöj
Denmark
Tel. (45) 4371 15 00
Fax (45) 4371 15 16
Finland
DENISON HYDRAULICS
P.O. Box 1096
Alhotie 24
FIN-04431 Järvenpää
Finland
Tel./Fax (358) 0 2710 588
France
DENISON HYDRAULICS
FRANCE SA
14, route du Bois Blanc
BP 539
18105 Vierzon
France
Tel. (33) 2 48 53 01 20
Fax (33) 2 48 75 02 91
Other sales offices:
Bordeaux
Lyon
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DENISON HYDRAULIK GmbH
Gerresheimer Straße 93
D-40721 Hilden
Germany
Tel. (49) 2103 3090
Fax (49) 2103 309211
Other sales offices:
Dresden
Hanover
Stuttgart
Great Britain
DENISON HYDRAULICS U.K.Ltd.
Kenmore Road
Wakefield 41, Industrial Estate
Wakefield,WF20XE
West Yorkshire
England
Tel. (44) 19 24 826 021
Fax (44) 19 24 826 146
Other sales offices:
Burgess Hill
Hong Kong & P. R. China
DENISON HYDRAULICS Ltd.
Unit 2, 25/F Wharf Cable Tower
9 Hoi Shing Road
Tsuen Wan
N.T., Hong Kong
Tel. (852) 24988381
Fax (852) 24991522
Italy
DENISON HYDRAULICS S.r.l.
Viale Europa 68
20090 Cusago
Milano
Italy
Tel. (39) 2 90330 1
Fax (39) 2 90390 695
Japan
DENISON JAPAN Inc.
4-2-1 Tsujido-Shinmachi
Fujisawa 251,
Japan
Tel. (81) 466 35 3257
Fax (81) 466 35 2029
Other sales office:
Osaka
Mexico, Central America, South
America and Caribbean
Countries Contact
DENISON HYDRAULICS Inc.
6167 NW 181 Terrace Circle North
Miami, FL 33015
USA
Tel. (305) 362 2246
Fax (305) 362 6220
Singapore
DENISON HYDRAULICS S.E.A. Pte.
Ltd.
No. 11 Lorong Tukang Dua
Singapore 2261
Tel. (65) 2687840
Fax (65) 2687847
Spain
DENISON HYDRAULICS, S.A.
Gomis, 1
08023 Barcelona
Spain
Tel. (34) 3418 46 87
Fax (34) 3211 65 07
Other sales offices:
San Sebastian
Sweden
DENISON HYDRAULICS
SVENSKA ABSporregatan 13
213 77 - Malmö
Sweden
Tel. (46) 40 21 04 40
Fax (46) 40 21 47 26
Other sales offices:
Spånga
USA
DENISON HYDRAULICS Inc.
14249 Industrial Parkway
Marysville, OH 43040
USA
Tel. 937 644 3915
Fax 937 642 3738
For nearest Distributor:
Call toll free 1 800 551 5956
E-Mail address:
WWW address-http://www.DenisonHydraulics.com
Other sales offices:
Trabuco Canyon, CA
Mulberry, FL
Moline, IL
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Medina, OH
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Memphis, TN
Arlington, TX
Houston, TX
Other European, Middle East
and African Countries Contact
DENISON HYDRAULICS
FRANCE SA
14, route du Bois Blanc
BP 539
18105 Vierzon Cedex
France
Tel. (33) 2 48 53 01 44
Fax (33) 2 48 53 01 46
1-97
Your local DENISON representative