· Torque Values Chart for UNC Threads Bolt head identification marks are as per grade. NOTE: Manufactur-ing marks will vary. Bolt Grade 2 Grade 5 Grade 8* Bolt Size Foot Pounds

Effective 5/9/16

Operators/Parts Manual

Manufacturing, Inc.www.greatplainsmfg.com

Electric Clutch2-Section No-Till

12905

172-234M

2-Section No-Till Electric Clutch 172-234M 5/9/16Great Plains Mfg., Inc.

General Information

General Information

Great Plains Manufacturing, Inc. provides this publica-tion “as is” without warranty of any kind, either expressed or implied, while every precaution has been taken in the preparation of this manual, Great Plains Manufacturing, Inc. assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. Great Plains Manufacturing, Inc. reserves the right to revise and improve its products as it sees fit. This publication

describes the state of this product at the time of its pub-lication, and may not reflect the product at all times in the future.

Printed in the United States of America.

For your convenience, record your Serial Number, Mod-el Number and the Date Purchased in the spaces provided below. Have this information before you when calling a Great Plains Authorized Dealer.

Important Notice

This Operator’s Manual applies to the 2-Section No-Till Electric Clutch listed below:• 172-225A 24’ 2SNT Electric Clutch Field Update

• 172-227A 30' 2SNT Electric Clutch Field Update

Owner’s Information

Name: _____________________________________

Address ____________________________________

City________________State ____ Zip ___________

Phone______________________________________

Name of Dealership ___________________________

Dealer’s Name _______________________________

Address ____________________________________

City________________State ____ Zip ___________

Phone______________________________________

Serial Number _______________________________

Model Number _______________________________

Date Purchased______________________________

-15/9/16 Great Plains Mfg., Inc.

Introduction

2-Section No-Till Electric Clutch 172-234M

Table of Contents

Using this Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Section 1 Assembly Instructions & Set-Up . . . . . . 2

Torque Values Chart for UNC Threads . . . . . . . . 2Section 2 Installation Instructions . . . . . . . . . . . . . 2Section 3 Maintenance & Lubrication . . . . . . . . . . 7

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Section 4 Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Lower Jackshaft Assembly . . . . . . . . . . . . . . . . . 8Upper Jackshaft Assembly. . . . . . . . . . . . . . . . . 10

This manual has been prepared to instruct you in the safe and efficient operation of your 2-Section No-Till Electric Clutch. Read and follow all instructions and safety precautions carefully.

The parts on your 2-Section No-Till Electric Clutch have been specially designed and should only be replaced with genuine Great Plains parts. Therefore, should your 2-Section No-Till Electric Clutch require replacement parts go to your Great Plains Dealer.

The right hand and left hand as used throughout this manual is determined by facing in the direction the ma-chine will travel when in use unless otherwise stated.

The SAFETY ALERT SYMBOL indicates that there is a potential hazard to personal safety involved and extra safety precautions must be taken. When you see this symbol, be alert and carefully read the message that fol-lows it. In addition to design and configuration of equipment; hazard control and accident prevention are dependent upon the awareness, concern, prudence and proper training of personnel involved in the operation, transport, maintenance and storage of equipment.

Watch for the following safety notations throughout your Operators Manual:

!

! DANGER!Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This signal word is limited to the most extreme situations.

! WARNING!Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.

! CAUTION!Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. It may also be used to alert against unsafe practices.

IMPORTANT: Indicates additional information is pro-vided that is necessary to prevent possible damage to the equipment only.

NOTE: Indicates a special point of information which requires your attention.

For your safety and to help in developing a better under-standing of your equipment we highly recommend that you read the operator sections of this manual. Reading these sections not only provides valuable training but also familiarizes you with helpful information and its lo-

cation. The parts sections are for reference only and don’t require cover to cover reading. After reviewing your manual store it in a dry, easily accessible location for fu-ture reference.

Using this Manual

Introduction

2-Section No-Till Electric Clutch 172-234M 5/9/162 Great Plains Mfg., Inc.

Section 1 Assembly Instructions & Set-Up

Section 1 Assembly Instructions & Set-Up

Section 2 Installation Instructions

Refer to Figure 2-1 page 3:1. Unfold the drill and lower it to the ground.

2. Remove the lower jackshaft shield from the 3-bolt casting (#1)

3. Loosen and remove the chain tighteners (#2) be-tween the lower jackshaft and the gear box shaft.

4. Remove the cover plates from the gauge wheel arms (#3).

5. Support the gauge wheel arm until the tire is free to turn. Loosen the chain tightener (#4) and remove the connectors. Place a wire (#5) on the end of the chain (#6). From the front of the tube pull the chain through leaving the end of the wire to hook the edge of the tube.

6. Raise the drill to the up position and drive out the roll pin (#7) in the sprocket.

Refer to Figure 2-2 on page 4:7. Remove the hex shaft (#8) from the bearings (#10).

Take the snap ring (#9) out of the casting and re-move the hex bore bearings (#10).

Refer to Figure 2-3 on page 4:8. Install the round bore bearings (#11) in the casting

and replace the snap ring (#12). Place the new 1" shaft (#13) with the sprocket (#14)and the roll pin (#15) into the 3-bolt casting. Leave the set screws loose for now.

9. Lower the drill back down. Install the lower jack shaft collar(#16) with the 1/4" x 1 1/2" roll pin (#17).

10. Remove the top outside casting bolt (#18).

11. Install sprocket (#20) to electric clutch (#21) with the 1/4" x 3/4" bolts (#22).

12. Run the 3/8" x 3 1/2" bolt (#23) through the clutch anchor (#19) and thread 3/8" nut (#24) onto the bolt. Tighten the bolt to the anchor tab. Place the 3/8" x 1 1/4" bolt (#25)with the thick flat washer (#27) and lock washer (#26) in the end of the shaft and tighten it down.

Refer to Figure 2-4 on page 5:13. Pull the wire (#28) back around the shaft and

through the tube and install the chain connectors.

Torque Values Chart for UNC ThreadsBolt headidentificationmarks are as per grade.

NOTE: Manufactur-ing marks will vary.

Bolt

Grade 2 Grade 5 Grade 8*

Bolt Size Foot Pounds Newton-Meters Foot Pounds Newton-Meters Foot Pounds Newton-Meters

inches mm Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.

1/4" 6.35 5 6 6.8 8.13 9 11 12.2 14.9 12 15 16.3 20.3

5/16" 7.94 10 12 13.6 16.3 17 20.5 23.1 27.8 24 29 32.5 39.3

3/8" 9.53 20 23 27.1 31.2 35 42 47.5 57.0 45 54 61.0 73.2

7/16" 11.11 30 35 40.7 47.4 54 64 73.2 86.8 70 84 94.9 113.9

1/2" 12.70 45 52 61.0 70.5 80 96 108.5 130.2 110 132 149.2 179.0

9/16" 14.29 65 75 88.1 101.6 110 132 149.2 179.0 160 192 217.0 260.4

5/8" 15.88 95 105 128.7 142.3 150 180 203.4 244.1 220 254 298.3 358.0

3/4" 19.05 150 185 203.3 250.7 270 324 366.1 439.3 380 456 515.3 618.3

7/8" 22.23 160 200 216.8 271.0 400 480 542.4 650.9 600 720 813.6 976.3

1" 25.40 250 300 338.8 406.5 580 596 786.5 943.8 900 1080 1220.4 1464.5

1 1/8" 25.58 800 880 1084.8 1193.3 1280 1440 1735.7 1952.6

1 1/4" 31.75 1120 1240 1518.7 1681.4 1820 2000 2467.9 2712.0

1 3/8" 34.93 1460 1680 1979.8 2278.1 2380 2720 3227.3 3688.3

1 1/2" 38.10 1940 2200 2630.6 2983.2 3160 3560 4285.0 4827.4

* Thick nuts must be used with Grade 8 bolts

NOTE: Torque requirements listed above do not apply to self-locking nuts. For self-locking nuts increase the torque requirements listed by 15%.




Replace the shields (#29).

Refer to Figure 2-5 on page 5:14. Remove the gear box shaft by first loosening the set

screws on the bearings (#30) and the bevel gears (#31). Also remove the clutch arms (#32) and the carriage bolt (#33) from the cam plate. If a small seeds attachment is involved, remove the shields and the chains. Take the 5/16" bolts (#34) out of the bearing flangettes (#35). Lower the shaft and clutch from under the gear box.

Refer to Figure 2-6 on page 6:15. Place the shaft in a vise and lock two "C" clamps

around the clutch and pull the spring back, remove the dowel pin. Remove the clutch, bearings, and gear from the shaft.

16. Place the bearings clutch and the gear onto the new shaft in the reverse order.

17. Remove the sprocket on the clutch and mount the spacer (#36) and the new sprocket (#37) with the 1/4" x 2" bolts (#38)

18. Mount the shaft under the gear box with the 5/16" bolts (#39). Leave the bolts loose and place a 1/8" thick plate between the 1" shaft and the bottom of the gear box shaft (See Insert Figure 2-6). Push the 1" shaft against it and put the shaft on the gear box keeping the lower one level. Tighten the bolts on the bearings (#39). Bolt the clutch cam plate against the mounting bracket (#40). Lock the set screws (#41) on the bearings and the bevel gear.

19. Replace the small seeds drive chain and shields.

20. Hook up the clutch arms (#42) and set the jaw clutch.

Refer to Figure 2-7 on page 6:21. Install the chain with the longer links (#43)between

the two clutches. Mount the new chain idler bolts(#44), then line up the sprockets and tighten the chain. (Do not over tighten the chain - this may cause the electric clutch to prematurely fail.)

22. Install the shield (#45) to the bottom two casting bolts. Route the main harness in the tongue then route and tie the wing harness to the marker lines with plastic cable ties.

Figure 2-1



Figure 2-3

Figure 2-2




Figure 2-5

Figure 2-4



Figure 2-7

Figure 2-6


Section 3 Maintenance & Lubrication


Lubrication

Lubrication is required every 50 hours of operation.

Use a multipurpose spray lube. Use as required. Do not over lubricate.

Lubrication Symbols

AsRequired

Season-

50

Lubrication is required ______________.

Lubrication is required every 10 hours of operation.

10

MaintenanceProper servicing and adjustment is the key to the long life of any farm implement. with careful and systematic inspection, you can avoid costly maintenance, time and repair.

1. After using your Electric Clutch for several hours, check all bolts to be sure they are tight.

2. Listed below are the items you need to lubricate ev-ery 15 hours of operation:

a. Gauge wheel to gauge wheel pivot chain

b. Gauge wheel pivot to gearbox drive shaft chain.

3. Adjust idlers to remove excess slack from chains. Clean and use chain lube as directed.

4. Feed cup drive sprocket should be oiled in its square bore. Move feed cup adjustment lever away from the sprocket as far as possible in order to get the oil back into the square.

5. Always maintain the proper air pressure in the rib implement tires.

6. Replace any worn, damaged or illegible safety de-cals by obtaining new decals from your Great Plains Dealer.

15Drive Chains

Type of Lubrication: Chain Lube

Use as required

Section 3 Maintenance & Lubrication

12905


12901

Section 4 Lower Jackshaft Assembly

-95/9/16 Great Plains Mfg., Inc. 2-Section No-Till Electric Clutch 172-234M

Ref. Part No. Part Description

Section 4 Lower Jackshaft Assembly

1. 152-125H Guard - Right Hand Electric Clutch152-126H Guard - Left Hand Electric Clutch (shown)

2. 188-003V Bearing 1.000 Diameter with Set Screws3. 152-231D Anchor, Electric Clutch4. 172-284D Jack Shaft 24 Left Hand Gauge Wheel with 3/16" Hl

172-285D Jack Shaft 24 Right Hand Gauge Wheel with 3/16" Hl172-286D Jack Shaft 30 Left Hand Gauge Wheel with 3/16" Hl172-287D Jack Shaft 30 Right Hand Gauge Wheel with 3/16" Hl

5. 809-091C Chain, Roller #40 x 8 Pitches6. 152-230D Collar, Gauge Wheel Jack Shaft7. 823-093C Warner Electric Clutch Counter Clockwise (shown)

823-094C Warner Electric Clutch Clockwise8. 802-147C Bolt, Hex Head 3/8"-16 x 3 1/2" Long9. 172-282D Sprocket 40a29 x 2.6610. 804-080C Washer 1 1/2" OD x 13/32" ID11. 804-013C Washer, Lock Spring 3/8"12. 802-079C Bolt, Hex Head 3/8"-16 x 1 1/4" Long13. 802-005C Bolt, Hex Head 1/4"-20 x 1" Long14. 804-007C Washer, Flat 1/4" SAE15. 805-180C Pin, Roll 1/4" x 1 1/2" Long16. 823-095C Clutch Wiring Harness17. 152-234D Control Box Mount18. 152-235D Clamp, Box Mount19. 808-165C Sprocket 40b19 X1 Bore with 3/16" Hole20. 805-062C Pin, Roll 3/16" x 2 1/2" Long21. 802-045C Bolt, Hex Head 1/2"-13 x 5" Long22. 804-006C Washer, Lock Spring 1/4"23. 803-006C Nut, Hex 1/4"-20 Gr 224. 803-014C Nut, Hex 3/8" -16 Gr 2


12904

Section 4 Upper Jackshaft Assembly

-115/9/16 Great Plains Mfg., Inc. 2-Section No-Till Electric Clutch 172-234M

Ref. Part No. Part Description

Section 4 Upper Jackshaft Assembly

1. 152-227D Gear Box Jack Shaft2. 152-229D Spacer Clutch3. 152-228D Sprocket 28t Electric Clutch4. 817-048C Spindle Bushing5. 802-152C Bolt, Hex Head 3/8" - 16 x 2" Long

Great Plains, Mfg.1525 E. North St.P.O. Box 5060Salina, KS 67402

Documents

· Torque Values Chart for UNC Threads Bolt head identification marks are as per grade. NOTE: Manufactur-ing marks will vary. Bolt Grade 2 Grade 5 Grade 8* Bolt Size Foot Pounds