Ford 1920 | 2120 Tractor Service Manual 1920 and 2120 tractors repair manual ford new holland, inc. new holland, pennsylvania printed in u.s.a

FO-S-1920,2120

FFoorrddService Manual

1920 & 2120Compact Tractors

Volume 1 of 2

THIS IS A MANUAL PRODUCED BY JENSALES INC. WITHOUT THE AUTHORIZATION OF FORD OR IT’S SUCCESSORS. FORD AND IT’S SUCCESSORS

ARE NOT RESPONSIBLE FOR THE QUALITY OR ACCURACY OF THIS MANUAL.

TRADE MARKS AND TRADE NAMES CONTAINED AND USED HEREIN ARE THOSE OF OTHERS, AND ARE USED HERE IN A DESCRIPTIVE SENSE TO REFER TO THE PRODUCTS OF OTHERS.

Serv

ice

Man

ual

http://www.jensales.com/products/ford-service-manual-1920-tractor-diesel-compact-2120-tractor.html

FORD 1920 AND 2120 TRACTORS

Repair Manual FORD NEW HOLLAND, INC.

NEW HOLLAND, PENNSYLVANIA PRINTED IN U.S.A.


PART 1 ENGINE SYSTEMS

MODELS 1920 AND 2120

Chapter 1 ENGINE AND LUBRICATION SYSTEM

Section Page A. DESCRIPTION AND OPERATION.................................. 1

B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 C. COMPRESSION TEST ............................................ 47

Chapter 2 COOLING SYSTEM

Section Page A. DESCRIPTION AND OPERATION.................................. 49 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Chapter 3 TROUBLE SHOOTING, SPECIFICATIONS

AND SPECIAL TOOLS

Section Page A. TROUBLE SHOOTING ............................................ 59 B. SPECIFICATIONS.. . .. . . ..... .. . .. ... .. . .... . .. . . .... ..... . ... . .. 63 C. SPECIAL TOOLS.. . .. .. . .. .. . .. . .. .. . .. . .. .. . .. . . .. .. . .. .. . .. . . .. 70

PRINTED IN U.S.A.


PART 2 FUEL SYSTEM

MODELS 1920-2120

Chapter 1 DIESEL FUEL SYSTEM

INJECTION PUMP

Section Page A. DESCRIPTION AND OPERATION.................................. 1 B. REMOVAL AND INSTALLATION.... . . . ... . .. . ..... . . . . . ... . . .. .. . . 5 C. TIMING AND GOVERNOR ADJUSTMENTS. . . . . . . . . . . . . . . . . . . . . . . . . 8

Chapter 2 INJECTORS

Section Page A. DESCRIPTION AND OPERATION. . . .... . ...... . ... . . . . . .... ... .. . . 15 B. REMOVAL AND INSTALLATION... . . ... . . .. ... . . .. . . . . . . ... . ...... 16 C. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Chapter 3 TROUBLE SHOOTING AND SPECIFICATIONS

Section Page A. TROUBLE SHOOTING ............................................ 19

B. SPECIFICATIONS. . ... . . ... . ..... . .... . . . . ... . . .... .. . . . ... .. ... . 23 C. FUEL INJECTION PUMP SPECIFICATIONS.. .... .. ...... .. .... .. .. . 24

PRINTED IN U.S.A.


PART 3 ELECTRICAL SYSTEMS

MODEL 1920-2120

Chapter 1 WIRING, SWITCHES, GLOW PLUGS AND

INSTRUMENTATION

Section Page A. DESCRIPTION AND OPERATION ............ " . . ... . . . ... . . . . . . . . . 1 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Chapter 2 BATTERY

Section Page A. DESCRIPTION AND OPERATION.................................. 13 B. MAINTENANCE AND TESTS...................................... 15

Chapter 3 STARTING SYSTEMS

Section Page A. STARTING SYSTEM - DESCRIPTION AND OPERATON ............ 23 B. STARTING MOTOR - OVERHAUL................................ 24 C. NEUTRAL START SWITCH - DESCRIPTION AND OPERATION...... 35 D. NEUTRAL START SWITCH - OVERHAUL......................... 36 E. KEY START SWITCH - DESCRIPTION AND OPERATION........... 42

F. KEY START SWITCH - OVERHAUL.............................. 42

PRINTED IN U.S.A.


PART 4 CLUTCHES

Chapter 1 SINGLE CLUTCH

12 x 12 HYDRAULIC SHUTTLE SHIFT TRANSMISSION - MODEL 2120

Section Page A. DESCRIPTION AND OPERATION.................................. 1 B. ADJUSTMENT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 C. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Chapter 2 DOUBLE CLUTCH

12 x 4 NON-SYNCHROMESH TRANSMISSION -MODEL 1920

12 x 12 SHUTTLE SYNCHROMESH TRANSMISSION - MODEL 1920

12 x 4 NON-SYNCHROMESH TRANSMISSION -MODEL 2120

Section Page A. DESCRIPTION AND OPERATION.................................. 5 B. ADJUSTMENT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 C. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

PRINTED IN U.S.A.


PART 5 TRANSMISSION SYSTEMS

Chapter 1 NON-SYNCHROMESH 12 x 4

GEAR TRANSMISSION MODEL 1920

Section Page A. DESCRIPTION AND OPERATION.................................. 1 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 C. SHIFT LEVERS AND TOP COVER. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 D. TROUBLE SHOOTING AND SPECIFICATIONS. . . . ... . . . .... . . .... . . 14

Chapter 2 NON-SYNCHROMESH 12 x 4

GEAR TRANSMISSION MODEL 2120

Section Page A. DESCRIPTION AND OPERATION. . .. . .. . . . . . .. . . . . ... . . . .... . ... . . 15 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 C. SHIFT LEVERS AND TOP COVER. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 D. TROUBLE SHOOTING AND SPECIFICATIONS.. ... . . .. .. . . . ... .. . . . 30

Chapter 3 SYNCHROMESH 12 x 12

SHUTTLE TRANSMISSION MODEL 1920

Section Page A. DESCRIPTION AND OPERATION.................................. 31 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. - 32 C. SHIFT LINKAGE ................................................. 45 D. TROUBLE SHOOTING AND SPECIFICATIONS. . . .... . . .... . ..... . . . 51

PRINTED IN U.S.A.


-----------PART 5 - TRANSMISSION SYSTEMS-----------

6

Figure 18 Transmission Input Shaft and Fixed

Gear Removal (Double Clutch) 1. Input Shaft 8. Gear (Rev.) 2. Bearing 9. Bearing 3. Gear (3rd) 10. Retainer 4. Collar 11. Bolts 5. Gear (1st) 12. Sealing Washer 6. Gear (2nd) 13. Snap Rings 7. Spacer 14. Seal

5. Drive the roll pin out of the lower shift fork and rail.

6. Drive the roll pin out of the shift boss (10) and rail, Figure 19.

7. Rotate the shift rail 90° and slide the rail forward out of the case.

NOTE: Use care to not lose the detent ball and spring as they will be expelled with considerable force when released by the shift rail. Cover the detent bore with a shop towel to contain the ball and spring.

8. Remove the plug (5), Figure 20.

9. Remove the roll pin retaining wire (6).

10. Drive the double roll pin (4) out of the shift arm (3) and shaft (1) Figure 20, and remove the arm and shaft from the case.

RANGE GEARSHIFT RAIL AND FORK REMOVAL Reference - Figure 21

1. Remove the shift rail retaining bolt (1), Figure 21.

Figure 19 Main Gearshift Rails and Forks Removal

1. Shift Rail (Rev.-2nd) 6. Detent Pin 2. Shift Rail (1st-3rd) 7. Spring (2) 3. Fork (Rev.-2nd) 8. Ball (2) 4. Fork (1st-3rd) 9. Interlock (Balk) Pin 5. Roll Pin (2) 10. Boss


----------- PART 5 - TRANSMISSION SYSTEMS ------------

Figure 107 Hydraulic System Inlet Tube and Filter

1. Inlet Tube - 3. Inlet Tube - Filter Reservoir to Filter

2. Filter

The differential housing, Figure 112 contains the final drive pinion, differential assembly and PTO drive components.

Figure 108 HSS Transmission Hydraulic Pump

and Pressure Tube 1. Hydraulic Pump - 3. Pump Pressure Tube

HSS Transmission - Pump to Valve 2. Pump Inlet Tube

54

to Pump

The main transmission gearshift lever (2) is located on the right hand side of the steering column, Figure 111.

The transmission housing forward compartment (4), Figure 113 contains the four main speed ratios. These gears are designed for synchronized shifting and are controlled by the column mounted shift lever (2), Figure 111.

Figure 109 HSS Transmission Pressure Tube and Valve 1. HSS Shuttle Control 2. Pressure Oil Tube

Valve


PART 6 POWER TAKE-OFF SYSTEMS

Chapter 1 POWER TAKE-OFF SYSTEMS

MODEL 1920


PART 6 POWER TAKE-OFF SYSTEMS

Chapter 2 POWER TAKE-OFF SYSTEM

MODEL 2120

Section Page A. DESCRIPTION AND OPERATION.................................. 7 B. OVERHAUL...................................................... 9 C. SPECiFiCATIONS................................................ 17


------------------------~-----CHAPTER2--------------------------------

S·24562

Figure 13 PTO Drive - HSS 12 x 12 Transmission Single

Speed - Model 2120 1. Input Shaft 5. PTa Countershaft 2. PTa Countershaft - Rear

- Front 6. Sliding Gear 3. PTa Countershaft 7. Fixed Gear

- One-Way Clutch 8. Output Shaft 4. One-Way Clutch

Figure 14 One-Way Clutch Assembly

1A. Countershaft - 4. Bearing Outer Race (With 5. Snap Ring Creeper Gear) 6. Bearing

1B. Countershaft - 7. Bearing Outer Race (Without 8. Coupling

S·24563

Creeper Gear) 9. Needle Bearing 2. Inner Race 10. Bearing 3. One-Way Bearing 11. Snap Ring

PRINTED IN U.S.A.

To obtain live PTa while stopping the forward travel of the tractor, move the transmission shuttle control lever to the neutral position to permit the implement to clear itself.

Then while the shuttle control lever is still in neutral, depress the clutch pedal and re-engage the shuttle controllever. Start the forward travel by releasing the clutch pedal in a normal manner.

B. OVERHAUL

REMOVAL

Separate the tractor between the transmission and rear axle center housing. See "Separating the Tractor," Part 12.

1. Remove the neutral switch and sealing washer (1 and 2), Figure 15.

NOTE: Remove the balk pin (3) from the case.

2. Remove the case top cover from the center housing.

9


PART 7 DIFFERENTIAL, REAR AXLE

AND BRAKES

Chapter 1 MODEL 1920


Chapter 2 MODEL 2120


Chapter 3 SPECIFICATIONS

Section Page A. SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

PRINTED IN U.S.A.


PARTS HYDRAULIC SYSTEM

Chapter 1 HYDRAULIC SYSTEM CIRCUITS

Section Page A. DESCRIPTION AND OPERATION.................................. 1 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 C. ADJUSTMENTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Chapter 2 HYDRAULIC PUMP AND FILTER


Chapter 3 REMOTE VALVE


PRINTED IN U.S.A.


PART 9 STEERING SYSTEM

Chapter 1 POWER STEERING SYSTEM

Section Page A. DESCRIPTION AND OPERATION.................................. 1 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 C. PRESSURE TESTING.. . . . . .. . . .. .. . .. . . .. . . . .. . . . .. . . . . . .. . . . . .. . 22

Chapter 2 TROUBLE SHOOTING - SPECIFICATIONS

AND SPECIAL TOOLS

Section Page A. TROUBLE SHOOTING ............................................ 25 B. SPECIFICATIONS.. . .... . . ... . .... . ... . .. . . ... . . .... . . . ... . . . ... . 26 C. SPECIAL TOOLS.. .. . .. . . . . .. . .. .. . .. .. .. . . . .. . . . .. . . . . .. . . . . . .. . 27

PRINTED IN U.S.A.


PART 10 FRONT AXLE AND RELATED PARTS

Chapter 1 TWO-WHEEL DRIVE

Section Page A. DESCRIPTION AND OPERATION.................................. 1

B. OVERHAUL...................................................... 2

Chapter 2 FOUR-WHEEL DRIVE

Section Page A. DESCRIPTION AND OPERATION .................... , ......... , . . . 7 B. OVERHAUL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

C. FRONT AXLE DRIVE COMPONENTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Chapter 3 TROUBLE SHOOTING AND SPECIFICATIONS

Section Page A. TROUBLE SHOOTING ............................................ 25 B. SPECIFICATIONS ........... " .......... " . . . . . . . . .. . . . . .. . . .. . . . 26

PRINTED IN U.S.A.


PART 11 WHEELS AND TIRES

Chapter 1 WHEELS AND TIRES

Section Page A. TREAD SETTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 B. WEIGHT LIMITATIONS........................................... 3 C. LUG BOLT TORQUE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

PRINTED IN U.S.A.


PART 12 SEPARATING THE TRACTOR

MODEL 1920-2120

Chapter 1 SEPARATING THE TRACTOR

Section Page A. FRONT AXLE REMOVAL.......................................... 1 B. SEPARATING THE TRACTOR BETWEEN THE FRONT

END AND THE ENGINE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . 3 C. SEPARATING THE TRACTOR BETWEEN THE ENGINE

AND TRANSMISSION CLUTCH HOUSING.. . . . . . . . . . . . . . . . . . . . . . . . . 4 D. TRANSMISSION REMOVAL AND INSTALLATION................... 10 E. REAR AXLE AND CENTER HOUSING REMOVAL

AND INSTALLATION.. ... ..... ... .... .... . ... .... . .... . . ... . .... . 13 F. REAR AXLE HOUSING REMOVAL AND INSTALLATION.. . . ... ..... . 15

Chapter 2 SPECIFICATIONS

Section Page A. SPECiFiCATIONS................................................ 17

PRINTED IN U.S.A.


----------PART 12 - SEPARATING THE TRACTOR----------

Figure 29 Separating the Rear End From the

Transmission - Model 2120 Shown

1. Foot Throttle 3. Step Plate 6. Diverter Valve 9. Tool Box Linkage 4. Suction Tube Manifold 10. Frame

2. Brake Return Spring 5. Hydraulic High 7. Seat 11. Sheet Metal Panels (2) Pressure Tube 8. Seat Track 12. Inlet Tube and Filter

Figure 31 Clutch Pedal and Brake Cross Shaft Removal

Figure 30 1. Clutch Pedal Rod 5. Clutch Pedal Brake Pedal Return Springs Removal 2. Bellcrank 6. Range Gear Shift

1. Springs (2) 2. Brake Pedal Rod 3. Cross Shaft Link 4. Cross Shaft Support

12


Documents

Ford 1920 | 2120 Tractor Service Manual 1920 and 2120 tractors repair manual ford new holland, inc. new holland, pennsylvania printed in u.s.a