Great Plains 3N-4020 Parts Manua User Manual
Page 2
Section 1: Introduction.................................................6
Using This Manual...............................................................6
Manual Replacement Information.......................................6
Manual Revisions................................................................6
Touch-up Paint....................................................................6
Hardware Legend................................................................7
Replacement Hardware......................................................7
Serial Numbers...................................................................7
Part Number Service Coding..............................................7
Tongue and Frame.........................................................8
Hitch To Tongue...................................................................8
Tongue To Wings...............................................................10
Wing To Center Frame......................................................12
Rockshaft.....................................................................15
Rockshaft..........................................................................16
Rockshaft To Frame..........................................................18
Rear Axle Assembly..........................................................20
Gauge Wheel....................................................................24
Gauge Wheel Striker Plate................................................28
Box To Frame...............................................................30
Box To Frame....................................................................30
Box Components...............................................................32
Seed Level Indicator..........................................................34
Walkboards And Steps......................................................36
Drive.............................................................................38
Center Section Drive.........................................................38
Wing Drive.........................................................................40
Veris Drive Components...................................................42
Veris Drive Controller........................................................44
Metering System..........................................................46
Seed Rate Adjustment Handle (118-881S).......................46
Feeder Cup Channel (Center 7.5")...................................48
15 ft Feeder Cup Channel (LH 7.5")..................................50
Feeder Cup Channel (RH 7.5").........................................52
Feeder Cup Channel (LH 10")...........................................54
Feeder Cup Channel (Center 10")....................................56
Feeder Cup Channel (RH 10")..........................................58
Loop Shaft Monitor (2 Channel 116-282A) (3 Channel
116-283A)...................................................................60
Openers........................................................................62
10 Series Opener Arms & Mounts....................................62
10 Series Opener Body.....................................................64
HD10 Series Opener Arms & Mounts...............................66
HD10 Series Opener Body................................................68
HD10 Series Keeton Seed Firmer (Option).......................70
HD10 Series Seed-Lok (Option).......................................72
20 Series Opener Arms & Mounts....................................74
20 Series Opener Body.....................................................76
Keeton Seed Firmer (Option)............................................78
Air Design Scraper (Option)..............................................80
Side Wheel Scraper (Option)............................................82
10 & 20 Series Seed-Lok (Option)....................................84
Coulter...............................................................................86
Grease Bank.....................................................................88
Coulter Tine (Option).........................................................90
Press Wheels...............................................................92
2" x 13" Single Press Wheel..............................................92
3" x 13" Single Press Wheel..............................................94
1" x 12" Double "V" Press Wheel (Part 1).........................96
1" x 12" Double "V" Press Wheel Short.............................98
1" x 12" Double "V" Press Wheel Long...........................100
1" x 10" Double "V" Press Wheel....................................102
1 1/4" x 13 1/2" Double Press Wheel..............................104
1 1/4" x 13" Double Press Wheel....................................106
2" x 12 1/2" Double Press Wheel (Part 1).......................108
2" x 12 1/2" Double Press Wheel (Part 2).......................110
1" x 12" Double "V" Press Wheel (Part 2).......................112
HD10 1 1/4" x 13 1/2" Double Press Wheel....................114
HD10 1" x 12" Double "V" Press Wheel..........................116
HD10 2" x 13" Single Press Wheel.................................118
HD10 3" x 13" Single Press Wheel.................................120
Hydraulics..................................................................122
Lift And Fold Hydraulics..................................................122
Rear Axle Hydraulics.......................................................124
Lock Cylinder Hydraulics.................................................126
Hydraulic Cylinder (810-500C 5x20x2 Rod)....................128
Hydraulic Cylinder (810-499C 5x24x2 Rod)....................130
Hydraulic Cylinder (810-498C 4.5x16x1.5 Rod)..............132
Hydraulic Cylinder (810-497C 4.75x16x1.5 Rod)............134
Hydraulic Cylinder (810-496C 5x16x1.5 Rod).................136
Hydraulic Cylinder (810-201C 1.5x2.5x.75 Rod).............138
Stroke Control Valve (810-503C).....................................140
Double Selector Valve (810-274C)..................................142
Decals.........................................................................144
Decals.............................................................................144
Monitor.......................................................................146
Point Row........................................................................146
Marker.........................................................................148
Marker Arm.....................................................................148
Marker Disk And Hub (113-790S)...................................150
LH Marker Hydraulics......................................................152
Dual Marker Hydraulics...................................................154
Hydraulic Cylinder (810-423C 3 x 24 x 1.5 Rod).............156
Sequence Valve (810-422C)...........................................158
Weight Bracket..........................................................160
Weight Bracket (Option)..................................................160
© Copyright 2013 All rights reserved Printed 04/10/13
Great Plains Manufacturing, Inc. provides this publication “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 publication, and may not reflect the product in the future.
Great Plains Manufacturing, Incorporated Trademarks
The following are trademarks of Great Plains Mfg., Inc.: Application Systems, Ausherman, Land Pride, Great Plains
All other brands and product names are trademarks or registered trademarks of their respective holders.
Printed in the United States of America.
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