Great Plains 2420F Operator Manual - Manual (Page 2)

Table of Contents
© Copyright 2005 All rights Reserved
Great Plains Manufacturing, Inc. provides this publication “as is” without warranty of any kind, either express 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.
8/14/2006
Important Safety Information . . . . . . . . . . . . . . . . 1
Safety Decals . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Description of Unit . . . . . . . . . . . . . . . . . . . . . 12
Intended Usage . . . . . . . . . . . . . . . . . . . . 12
Models Covered in this Manual . . . . . . . . 12
Using This Manual . . . . . . . . . . . . . . . . . . . . . 13
Definitions . . . . . . . . . . . . . . . . . . . . . . . . 13
Owner Assistance. . . . . . . . . . . . . . . . . . . . . . 14
Preparation and Setup . . . . . . . . . . . . . . . . . . . . 15
Prestart Checklist . . . . . . . . . . . . . . . . . . . . . . 15
Hitching Tractor to Drill . . . . . . . . . . . . . . . . . . 15
Hydraulic Hose Hookup . . . . . . . . . . . . . . 16
Leveling the Drill . . . . . . . . . . . . . . . . . . . . . . . 17
Operating Instructions . . . . . . . . . . . . . . . . . . . . 21
Prestart Checklist . . . . . . . . . . . . . . . . . . . . . . 21
Field Operation . . . . . . . . . . . . . . . . . . . . . . . . 22
Opener Operation . . . . . . . . . . . . . . . . . . 23
Marker Operation . . . . . . . . . . . . . . . . . . . 23
Transporting . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Transporting with Markers . . . . . . . . . . . . 24
Parking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Side Gauge Wheels for 20 Series Openers . . 25
20 Series Openers . . . . . . . . . . . . . . . . . . . . . 26
Opener Down Pressure . . . . . . . . . . . . . . 26
Opener Seeding Depth . . . . . . . . . . . . . . 27
Press Wheel . . . . . . . . . . . . . . . . . . . . . . . 27
Seed-Lok Lock Up . . . . . . . . . . . . . . . . . . . . . 28
HD 10 Series Openers . . . . . . . . . . . . . . . . . . 29
Opener Down Pressure . . . . . . . . . . . . . . 29
Spring Down Pressure . . . . . . . . . . . . . . . 30
Opener Seeding Depth . . . . . . . . . . . . . . 30
Double V Press Wheel Adjustment . . . . . 31
Lock-Up . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Frame Height . . . . . . . . . . . . . . . . . . . . . . . . . 33
Single Gauge Wheel . . . . . . . . . . . . . . . . 33
Dual Gauge Wheels . . . . . . . . . . . . . . . . . 33
Seeding Rate . . . . . . . . . . . . . . . . . . . . . . . . . 34
Adjust Drive Sprockets . . . . . . . . . . . . . 34
Set Seed Rate Handle . . . . . . . . . . . . . 34
Position Seed Cup Doors . . . . . . . . . . . 35
Check Seeding Rate . . . . . . . . . . . . . . . 35
Tire Revolutions Per Acre . . . . . . . . . . . . . . 36
Seed Rate Chart (pounds per acre) . . . . . . 37
Marker Adjustments. . . . . . . . . . . . . . . . . . . 40
Bleeding Marker Hydraulics . . . . . . . . . 40
Folding Speed with Needle Valves . . . . 41
Folding Speed with Sequence Valve. . . 41
Marker Disk Adjustment . . . . . . . . . . . . 41
Changing disk angle . . . . . . . . . . . . . . . 41
Marker Chain. . . . . . . . . . . . . . . . . . . . . 42
Transport Carrier . . . . . . . . . . . . . . . . . . 42
Marker Width. . . . . . . . . . . . . . . . . . . . . 43
Seed-Lok™ Lock Up . . . . . . . . . . . . . . . . . . 44
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . 45
Maintenance and Lubrication . . . . . . . . . . . . . 47
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . 47
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Appendix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Torque Values Chart . . . . . . . . . . . . . . . . . . 56
Tire Inflation Chart. . . . . . . . . . . . . . . . . . . . 57
Specifications and Capacities . . . . . . . . . . . 57
Sprocket Configuration . . . . . . . . . . . . . . . . 58
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . 61