Great Plains 2520 Operator Manual

Operator’s/Parts Manual

Folding No-Till

Seed Box Agitator

Manufacturing, Inc.

P.O. Box 5060 ● Salina, Kansas 67402-5060

Read the Operator’s manual entirely. When you see this symbol, the subsequent in-

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structions and warnings are serious - follow without exception. Your life and the lives of
others depend on it!

© Copyright 1996 Printed 8/16/06

12682

Cover illustration may show optional equipment not supplied with standard unit.

118-591M

General Information

General Information

Important Notice

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

This Seed Box Agitator Attachment Operator’s Manual applies to the

Folding No-Till Drills listed below:

Drills Row Spacing

24’ 7 1/2 8 10
30’ 7 1/2 8 10

of its publication, and may not reflect the product at all
times in the future.

Printed in the United States of America.

For your convenience, record the serial and model num­ber from your Folding No-Till Drill, and the date-of­purchase of the Seed Box Agitator in the Owner’s Infor
mation area below. Have this information handy when
calling a Great Plains Authorized Dealer.

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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 _______________

Folding No-Till Seed Box Agitator 118-591M 8/16/06Great Plains Mfg., Inc.

Table of Contents

Table of Contents

Using this Manual. . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Section 1 Safety Rules . . . . . . . . . . . . . . . . . . . . . . . 3

General Operation . . . . . . . . . . . . . . . . . . . . . . . . 3

Section 2 Assembly Instructions & Set-Up . . . . . . 4

Torque Values Chart . . . . . . . . . . . . . . . . . . . . . . 4

Drive Installation. . . . . . . . . . . . . . . . . . . . . . . . . . 6

Final Drive Connection. . . . . . . . . . . . . . . . . . . . . 6

Agitator Shaft Installation . . . . . . . . . . . . . . . . . . . 8

Agitator Paddle Installation . . . . . . . . . . . . . . . . . . 9

Section 3 Maintenance & Lubrication . . . . . . . . . . 10

Maintenance & Lubrication Record. . . . . . . . . . . 11

Section 4 Troubleshooting . . . . . . . . . . . . . . . . . . . 11

Section 5 Warranty . . . . . . . . . . . . . . . . . . . . . . . . . 12

Section 6 Parts Drawings . . . . . . . . . . . . . . . . . . . . 14

Box Mount Assembly . . . . . . . . . . . . . . . . . . . . . 15

Drive Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . 17

8/16/06 Great Plains Mfg., Inc.

Folding No-Till Seed Box Agitator 118-591M

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Using this Manual

Using this Manual

For your safety and to help in developing a better under­standing 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-

Introduction

This manual has been prepared to instruct you in the
safe and efficient operation of your Seed Box Agitator.
Read and follow all instructions and safety precautions
carefully.

The parts on your Seed Box Agitator have been special­ly designed and should only be replaced with genuine
Great Plains parts. Therefore, should you 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 ma­chine will travel when in use unless otherwise stated.

Serial Number

The serial number plate is located on the end box frame.
It is suggested that the serial number and purchase date
also be recorded for your convenience in the space pro­vided at the beginning of this manual.

The serial number provides important information about
your attachment and may be required to obtain the cor­rect replacement part. Always use the serial number and
model number when sending correspondence or when
ordering parts from your Great Plains Dealer.

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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 fol­lows 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 through-out
your Operators Manual:

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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.

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.

!

WARNING!

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

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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.

CAUTION!

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

Description of the Folding
No-Till Drill Seed Box Agitator

The Seed Box Agitator is an option that can be ordered
to fit 1995 2-Section No-Till Drills model numbers; 2410,
2420, 3010, & 3020..

118-456A 30’ Folding No-Till 7 1/2" Agitator

118-457A 30’ Folding No-Till 8" Agitator

118-458A 30’ Folding No-Till 10" Agitator

118-459A 24’ Folding No-Till 7 1/2" Agitator

118-460A 24’ Folding No-Till 8" Agitator

118-461A 24’ Folding No-Till 10" Agitator

The Seed Box Agitator is designed to stir the seed di­rectly above the metering cups. It is intended to cut down
on the "bridging" of light fluffy seeds, and help to sepa­rate individual soybeans that become sticky from
inoculant. The Seed Box Agitator will not guarantee

consistent seeding of hard to meter seeds such as
Brome Grass or "bin run" seed that contains crop
residue.

The Agitator is an option that may be ordered with your
drill, or ordered and installed at a later time by you or
your dealer.

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Folding No-Till Seed Box Agitator 118-591M 8/16/06

Great Plains Mfg., Inc.

Section 1 Safety Rules

Section 1 Safety Rules

Most accidents are the result of negligence and care­lessness, usually caused by failure of the operator to
follow simple but necessary safety precautions. The fol­lowing safety precautions are suggested to help prevent
such accidents. The safe operation of any machinery is
a big concern to consumers and manufacturers.Your
Drill has been designed with many built-in safety fea­tures. However, no one should operate this product
before carefully reading this Operators Manual.

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General Operation

1. Never allow the attachment to be operated by anyone
who is unfamiliar with the operation of all functions of
the unit. All operators should read and thoroughly un­derstand the instructions given in this manual prior to
moving the unit.

2. Make sure safety rules are understood before operating
machinery or tractor.

3. Never permit any persons other than the operator to ride
on the tractor.

4. Never permit any persons to ride on or stand near the
drill while it is in operation.

5. Regulate your speed to the field conditions, maintaining
complete control at all times.

6. After repairing or adjusting, make sure all tools and
parts are removed from the implement before attempting
to operate it.

7. Do not grease or oil machine while it is in operation.

8. Loose fitting clothing should not be worn. Loose clothing
may get caught in moving parts.

9. Never dismount from a moving tractor.

10. Do not leave the tractor or the implement unattended
with the engine running.

11. Do not stand between the tractor and the implement dur­ing hitching.

12. Detach and store implements in an area where children
normally do not play. Stabilize implements by using suit­able supports and block wheels.

13. Do not store tools or seed bags in the drill box. Never
reach into the box of a moving drill. Clothing, hands, or
any foreign object may be pulled into the box causing se­rious injury or death.

8/16/06 Great Plains Mfg., Inc.

Folding No-Till Seed Box Agitator 118-591M

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Section 2 Assembly Instructions & Set-Up

Section 2 Assembly Instructions & Set-Up

Torque Values Chart for Common Bolt Sizes

Bolt Head Identification

Bolt Head Identification

Bolt Size

(Inches)

1

in-tpi

1/4" - 20 7.4 5.6 11 8 16 12 M 5 X 0.8 436597

1/4" - 28 8.5 6 13 10 18 14 M 6 X 1 7 5 11 8 15 11

5/16" - 18 15 11 24 17 33 25 M 8 X 1.25 17 12 26 19 36 27

5/16" - 24 17 13 26 19 37 27 M 8 X 1 18 13 28 21 39 29

3/8" - 16 27 20 42 31 59 44 M10 X 1.5 33 24 52 39 72 53

3/8" - 24 31 22 47 35 67 49 M10 X 0.75 39 29 61 45 85 62

7/16" - 14 43 32 67 49 95 70 M12 X 1.75 58 42 91 67 125 93

7/16" - 20 49 36 75 55 105 78 M12 X 1.5 60 44 95 70 130 97

1/2" - 13 66 49 105 76 145 105 M12 X 1 90 66 105 77 145 105

1/2" - 20 75 55 115 85 165 120 M14 X 2 92 68 145 105 200 150

9/16" - 12 95 70 150 110 210 155 M14 X 1.5 99 73 155 115 215 160

9/16" - 18 105 79 165 120 235 170 M16 X 2 145 105 225 165 315 230

5/8" - 11 130 97 205 150 285 210 M16 X 1.5 155 115 240 180 335 245

5/8" - 18 150 110 230 170 325 240 M18 X 2.5 195 145 310 230 405 300

3/4" - 10 235 170 360 265 510 375 M18 X 1.5 220 165 350 260 485 355

3/4" - 16 260 190 405 295 570 420 M20 X 2.5 280 205 440 325 610 450

7/8" - 9 225 165 585 430 820 605 M20 X 1.5 310 230 650 480 900 665

7/8" - 14 250 185 640 475 905 670 M24 X 3 480 355 760 560 1050 780

1" - 8 340 250 875 645 1230 910 M24 X 2 525 390 830 610 1150 845

1" - 12 370 275 955 705 1350 995 M30 X 3.5 960 705 1510 1120 2100 1550

1-1/8" - 7 480 355 1080 795 1750 1290 M30 X 2 1060 785 1680 1240 2320 1710

1 1/8" - 12 540 395 1210 890 1960 1440 M36 X 3.5 1730 1270 2650 1950 3660 2700

1 1/4" - 7 680 500 1520 1120 2460 1820 M36 X 2 1880 1380 2960 2190 4100 3220

1 1/4" - 12 750 555 1680 1240 2730 2010

1 3/8" - 6 890 655 1990 1470 3230 2380

1 3/8" - 12 1010 745 2270 1670 3680 27102 N· m = newton-meters

1 1/2" - 6 1180 870 2640 1950 4290 3160

1 1/2" - 12 1330 980 2970 2190 4820 3560

Grade 2 Grade 5

N · m2ft-lb3N · m ft-lb N · m ft-lb mm x pitch

Grade 8

Bolt Size

(Metric)

4

1

in-tpi = nominal thread dia. in inches-threads per inch

3

ft-lb= foot pounds

4

mm x pitch = nominal thread dia. in millimeters x thread pitch

5.8 8.8 10.9

Class 5.8 Class 8.8 Class 10.9

N · m ft-lb N · m ft-lb N · m ft-lb

Tire Inflation Chart

Tire Size Inflation PSI

7.50 x 20" 4-Ply Drill Rib 28

9.0 x 22.5 10-Ply Highway Service 70 70

9.0 x 24" 8-Ply Rib Implement 40

9.5L x 15" 6-Ply Rib Implement 32

9.5L x 15" 8-Ply Rib Implement 44

9.5L x 15" 12-Ply Rib Implement 60

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Folding No-Till Seed Box Agitator 118-591M 8/16/06

Tire Size Inflation PSI

11L x 15" 6-Ply Rib Implement 28

11L x 15" 12-Ply Rib Implement 52

12.5L x 15" 8-Ply Rib Implement 36

12.5L x 15" 10-Ply Rib Implement 44

16.5L x 16.1" 10-Ply Rib Implement 36

41 x 15" x 18 - 22-Ply Rib Implement 44

Great Plains Mfg., Inc.

Section 1 Safety Rules