Great Plains YP825A3P Operator Manual

Table of Contents Index

Operator Manual

YP425A3P, YP625A3P & YP825A3P
4-, 6- and 8-Row 3-Point Yield-Pro® Air Planters
with Air-Pro
Manufacturing, Inc.
www.greatplainsmfg.com
®
Seed Meters
Read the operator manual entirely. When you see this symbol, the subsequent instructions and warnings are serious - follow without exception. Your life and the lives of others depend on it!
Illustrations may show optional equipment not supplied with standard unit, or may show similar pull-type models and their options.
29997
ORIGINAL INSTRUCTIONS
© Copyright 2013 Printed 2013-05-28 401-652M
Table of Contents Index
EN
Table of Contents Index
401-652M Table of Contents Index 2013-05-28
Great Plains Manufacturing, Inc. Cover Index iii

Table of Contents

Important Safety Information......................................1
Safety Decals.................................................................6
Introduction ................................................................10
Intended Usage........................................................10
Document Family.....................................................10
Definitions.................................................................10
Models Covered ..........................................................10
Description of Unit........................................................10
Using This Manual........................................................10
Owner Assistance ........................................................11
Preparation and Setup...............................................12
Initial Setup...................................................................12
Post-Delivery/Seasonal Setup......................................12
Pre-Planting Setup.......................................................12
Hitching Tractor to Planter............................................13
Electrical Hookup......................................................13
Hydraulic Hose Hookup............................................14
Protect Motor Seals..............................................16
Raise Parking Stands...............................................17
Leveling Planter............................................................18
Monitor Setup...............................................................19
Marker Setup (Option)..................................................19
Operating Instructions...............................................20
Pre-Start Checklist .......................................................20
Raising/Lowering Planter .............................................20
Transport......................................................................21
Transport Steps........................................................21
Typical Planter Weights............................................22
Loading Materials.........................................................23
Hopper Operations (s/n B1014R+)...........................23
Loading Seed (1.6 bu.hoppers)................................23
Hopper Operations (s/n B1013R-)............................24
Loading Seed (1 bu.hoppers)...................................24
Monitor Operation.........................................................26
Air System Operation...................................................27
Air and Seeding System Overview...........................28
Fan Circuit Operation (S/N-) ................................29
Fan Circuit Operation (S/N+) ...............................30
Fan General Operating Information......................31
Butterfly Valve Operation:.....................................31
Air-Pro® Meter Operation.............................................32
Meter Operation .......................................................32
Marker Operation (Option) S/N-...................................33
Folding The Markers.................................................33
Marker Operation (Option) S/N+..................................34
Marker Controls........................................................34
Field Set-Up Checklists................................................35
Field Operation ............................................................ 36
Short-Term Parking......................................................37
Long-Term Storage......................................................37
Adjustments ...............................................................38
Setting Material Rates..................................................39
Planting Rate Details................................................39
1. Rate: Monitor configuration:.............................39
2. Rate: Disk Selection:........................................39
3. Rate: Range Sprockets....................................40
4. Rate: Transmission Sprockets .........................40
5. Rate: Seed Inlet Shutter...................................41
6. Rate: Meter Pressurization............................... 41
7. Rate: Checking................................................. 41
Marker Adjustments (Option).......................................42
Marker Disk Adjustment...........................................42
Fan and Adjustment.....................................................43
Furrow Check:......................................................43
Fine-Tuning Meter Pressurization............................44
Alternate Skip/Double Check ...............................44
Gauge Wheel Adjustments..........................................45
Yoke Spring Adjustment...........................................45
Wheel Axle Adjustment............................................45
25AP Series Row Unit Adjustments.............................46
Row Unit Down Pressure.........................................47
Adjusting Down-Force..........................................47
Unit-Mount Cleaner Adjustments............................. 49
UMC Coulter Adjustments........................................50
UMC Coulter Depth Adjustment...........................50
Coulter Row Alignment ........................................51
Row-Unit Opener Disk Adjustments.........................52
Setting Planting Depth .........................................52
Opener Disc Contact Region ...............................52
Adjusting Disc Contact.........................................52
Side Gauge Wheel Adjustment................................53
Adjusting Gauge Wheel Scrapers........................54
Seed Meter Setup and Adjustment.......................... 55
Meter Rain Cover.................................................55
Seed Inlet Shutter Adjustment .............................55
Optimal Seed Pool Slopes ...................................56
Meter Re-Fill......................................................... 56
Air-Pro® Meter Disk Installation ............................... 57
Removing a Seed Disk......................................... 58
Row Unit Shut-Off.................................................... 58
© Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012,2013 All rights Reserved
Great Plains Manufacturing, Inc. provides this publication“as is” without warrantyofanykind,eithere xpressedorimplied.Whilee v eryprecaution has been takeninthe preparation of this manual, Great Plains Manufacturing,Inc. assumes no responsibility forerrors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. Great Plains Manufacturing,Inc. reserves the rightto 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.
2013-05-28 Cover Index 401-652M
Trademarks of Great Plains Manufacturing, Inc. include: Singulator Plus, Swath Command, Terra-Tine.
Registered Trademarks of Great Plains Manufacturing, Inc. include:
Air-Pro, Clear-Shot, Discovator,Great Plains, Land Pride, MeterCone, Nutri-Pro, Seed-Lok, Solid Stand,
Terra-Guard, Turbo-Chisel,Turbo-Chopper, TurboMax, Turbo-Till, Ultra-Till, Verti-Till, Whirlfilter, Yield-Pro.
Brand and Product Names that appear and are owned by others are trademarks of their respective owners.
Printed in the United States of America
iv YP4-6-825A3P Table of Contents Index Great Plains Manufacturing, Inc.
Sprocket Indexing (Stagger) ................................ 60
Seed Firmer Adjustments ........................................61
Keeton Seed Firmer Adjustment..........................61
Seed-Lok
®
Seed Firmer Lock-Up ........................61
Press Wheel Adjustment......................................... 62
Press Wheel Down Pressure...............................62
Press Wheel Stagger...........................................62
Press Wheel Centering........................................63
Troubleshooting......................................................... 64
Planting Rate Problems............................................... 64
Suggested Furrow Check:.................................... 64
Seed Pool Troubleshooting..........................................65
Magnehelic
®
Gauge Troubleshooting......................66
Population Troubleshooting Charts..............................67
Maintenance and Lubrication...................................74
Maintenance ................................................................ 74
Material Clean-Out.......................................................75
Funnel Conversion...............................................75
Seed Clean-Out (Container) ................................ 75
Seed Clean-Out (Funnel).....................................75
Meter Clean-Out ......................................................76
Alternate Meter Clean-Out...................................76
Meter Brush Maintenance............................................77
Meter Brush Replacement .......................................78
Seed Disk Maintenance........................................... 79
Cleaning and Storing Seed Disks ........................ 79
Speed Sensor Gap ...................................................... 79
Hydraulic Maintenance ................................................ 80
Bleeding Marker Hydraulics..................................... 80
Drive-Line Shear Pin....................................................80
Marker Maintenance (Option)...................................... 81
Marker Shear Bolt Replacement..............................81
Marker Grease Seal Cap .........................................81
Chain Maintenance.......................................................82
Meter Drive Chain.....................................................82
Spreaders and Scrapers...............................................83
Row-Unit Side Wheels..................................................83
Seed Flap Replacement...............................................84
Lubrication....................................................................85
Seed Lubricants........................................................89
Options........................................................................90
Appendix A - Reference Information ........................96
Specifications and Capacities.......................................96
YP425A3P Single-Row Data....................................96
YP425A3P Twin-Row Data.......................................97
YP625A3P Single-Row Data....................................98
YP625A3P Twin-Row Data.......................................99
YP825A3P Single-Row Data..................................100
YP825A3P Twin-Row Data.....................................101
Torque Values Chart ..................................................102
Tire Inflation Chart......................................................102
Hydraulic Diagrams....................................................103
Chain Routing.............................................................106
Appendix B - Pre-Delivery .......................................110
Appendix C - Initial Setup........................................112
Post-Delivery Checklist...............................................112
Seed Monitor Console Installation..............................112
Initial Marker Setup (Option).......................................113
Marker Speed Adjustment......................................113
Marker Extension....................................................114
Marker Extension Table......................................115
122-278S Scraper Installation....................................116
Warranty.....................................................................117
Index ..........................................................................119
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Great Plains Manufacturing, Inc. Table of Contents Index 1

Important Safety Information

Look for Safety Symbol

The SAFETY ALERT SYMBOL indicates there is a potential hazard to personal safety involved and extra safety precaution 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.

Be Aware of Signal Words

Signal words designate a degree or level of hazard seriousness.
DANGER indicates an imminently hazardous situation which, if not avoided,will result in death or serious injury. This signal wordis limited to the most extreme situations, typically for machine components that, for functional purposes, cannot be guarded.
WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury, and includes hazards that are exposed when guards are removed. It may also be used to alert against unsafe practices.
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.

Prepare for Emergencies

Be prepared if a fire starts.Keep a first aid kit and fire extinguisher handy.Keep emergency numbers for doctor, ambulance, hospital
and fire department near phone.

Be Familiar with Safety Decals

Read and understand “Safety Decals”onpage6,
thoroughly.
Read all instructions noted on the decals.Keep decals clean. Replace damaged, faded and illegible
decals.
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Wear Protective Equipment

Great Plains advises use of the following personal safety equipment.
Hearing protection, such as earmuffs or earplugs, for
making planter adjustments with the hydraulic fan running.Prolonged exposure to loud noise can cause hearing impairment or loss.
Avoid wearing entertainment headphones while operating machinery. Operating equipment safely requires the full attention of the operator.
Face shield, goggles or full face respirator when handling
treated seed, seed lubricants or seed treatment.
Gloves for working near sharp objects, and for handing
lubricants or treatments.

Avoid High Pressure Fluids

Escaping fluid under pressure can penetrate the skin, causing serious injury. This planter requires a Power-Beyond port, which is always under pressure when the tractor is running.
Avoidthe hazard by relieving pressure at other remotes, and
shutting down tractor before connecting, disconnecting or inspecting hydraulic lines.
Use a piece of paper or cardboard, NOT BODY PARTS, to
check for suspected leaks.
Wear protective gloves and safety glasses or goggles when
working with hydraulic systems.
If an accident occurs, seek immediate medical assistance
from a physician familiar with this type of injury.

Keep Riders Off Machinery

Riders obstruct the operator’s view. Riders could be struck by foreign objects or thrown from the machine.
Never allow children to operate equipment.Keep all bystanders away from machine during operation.

Use Safety Lights and Devices

Slow-moving tractors and towed implements can create a hazard when driven on public roads. They are difficult to see, especially at night.
Use flashing warning lights and turn signals whenever
driving on public roads.
Use lights and devices provided with implement.
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Great Plains Manufacturing, Inc. Table of Contents Index Important Safety Information 3

Transport Machinery Safely

Maximum transport speed for implement is 20 mph (32 kph), 13 mph (22 kph) in turns. Some rough terrains require a slower speed. Sudden braking can cause a towed load to swerve and upset.
Do not exceed 20 mph. Never travel at a speed which does
not allow adequate control of steering and stopping. Reduce speed if towed load is not equipped with brakes.
Comply with state and local laws.Do not tow an implement using a tractor with insufficient
ballast.
Carry reflectors or flags to mark planter in case of
breakdown on the road.
Keep clear of overhead power lines and other obstructions
when transporting. Refer to transport dimensions under “Specifications and Capacities” on page 96.
Do not fold or unfold the planter while the tractor is
moving.
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Handle Chemicals Properly

Agricultural chemicals can be dangerous. Improper use can seriously injure persons, animals, plants, soil and property.
Read and follow chemical supplier instructions.Wear protective clothing.Handle all chemicals with care.Agricultural chemicals can be dangerous. Improper use can
seriously injure persons, animals, plants, soil and property.
Inhaling smoke from any type of chemical fire is a serious
health hazard.
Store or dispose of unused chemicals as specified by the
chemical manufacturer.
If chemical is swallowed, carefully follow the chemical
manufacturer’s recommendations and consult with a doctor.
If persons are exposed to a chemical in a way that could
affect their health, consult a doctor immediately with the chemical label or container in hand. Any delay could cause serious illness or death.
Dispose of empty chemical containers properly. By law
rinsing of the used chemical container must be repeated three times. Puncture the container to preventfuture use. An alternative is to jet-rinse or pressure rinse the container.
Wash hands and face before eating after working with
chemicals. Shower as soon as application is completed for the day.
Apply only with acceptable wind conditions. Wind speed
must be below 5 mph. Make sure wind drift of chemicals will not affect any surrounding land, people or animals.
Never wash out a hopper within 100 feet of any freshwater
source or in a car wash.

Shutdown and Storage

Lower planter, put tractor in park, turn off engine, and
remove the key.
Secure planter using blocks and supports provided.Detach and store planter in an area where children
normally do not play.

Tire Safety

Tire changing can be dangerous. Employ trained personnel using correct tools and equipment.
When inflating tires, use a clip-on chuck and extension hose
long enough for you to stand to one side–not in front of or over tire assembly. Use a safety cage if available.
When removing and installing wheels, use wheel-handling
equipment adequate for weight involved.
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Great Plains Manufacturing, Inc. Table of Contents Index Important Safety Information 5

Practice Safe Maintenance

Understand procedure before doing work. Use proper
tools and equipment. Refer to this manual for additional information.
Work in a clean, dry area.Lower the planter, put tractor in park, turn off engine, and
remove key before performing maintenance.
Make sure all moving parts have stopped and all system
pressure is relieved.
Allow planter to cool completely.Disconnect battery ground cable (-) before servicing or
adjusting electrical systems or before welding on planter.
Inspect all parts. Make sure parts are in good condition
and installed properly.
Remove buildup of grease, oil or debris.Remove all tools and unused parts from planter before
operation.

Safety At All Times

Thoroughly read and understand the instructions in this manual before operation. Read all instructions noted on the safety decals.
Be familiar with all planter functions.Operate machinery from the driver’s seat only.Do not leave planter unattended with tractor engine
running.
Do not stand between the tractor and planter during
hitching.
Keep hands, feet and clothing away from power-driven
parts.
Wear snug-fitting clothing to avoid entanglement with
moving parts.
Watch out for wires, trees, etc., when folding and raising
planter. Make sure all persons are clear of working area.
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Safety Decals

Safety Reflectors and Decals
Your implement comes equipped with all lights, safety reflectors and decals in place. They were designed to help you safely operate your implement.
Read and follow decal directions.Keep lights in operating condition.Keep all safety decals clean and legible.Replace all damaged or missing decals. Order new decals
from your Great Plains dealer. Refer to this section for proper decal placement.
When ordering new parts or components, also request
corresponding safety decals.
To install new decals:
1. Clean the area on which the decal is to be placed.
2. Peel backing from decal. Press firmly on surface,
being careful not to cause air bubbles under decal.
31026
818-055C Slow Moving Vehicle Reflector
On the tube supporting meter pressurization manifold; 1 total
838-266C Red Reflectors
On the back of end seed hoppers (rear seed hoppers on twin-row planters) and on the back of the inner marker arm (option), above daytime reflector: 2 or 4 total
31003
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Great Plains Manufacturing, Inc. Table of Contents Index Important Safety Information 7
838-265C Amber Reflectors
On the front face of the front tool bar, each end, on the outside of the end hopper supports 4 total
31003
838-267C Daytime Reflectors
On the back of two center seed hoppers (rear seed hoppers on twin-row planters) and on the back of the inner marker arm (option), below red reflector: 2 or 4 total
31003
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818-323C Danger: Possible Chemical Hazard

On the underside of each hopper lid; 4 to 16 total
29998

818-337C Warning: Speed

On front of main tool bar to left of hitch; 1 total

818-339C Warning: High Pressure Fluid Hazard

On right face of 3-point top hitch; 1 total

818-525C Warning: Sharp Object (Option)

Front face of each row cleaner frame; 4 to 12 total
31003
31003
27333
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Great Plains Manufacturing, Inc. Table of Contents Index Important Safety Information 9

818-682C Warning: Markers (Option)

On front face of inner marker arm; 2 total
31003

818-587C Caution: Read Operator’s Manual

On right face of 3-point top hitch; 1 total
CAUTION
To Avoid Injury or Machine Damage from Improper Tire Inflation or Torquing of Wheel Bolts:
Maximum inflation pressure of tires is 90 psi. Torque wheel bolts to 120 lb-ft.

838-595C Caution: Tire Pressure and Bolt Torque

on valve stem side of each wheel; 2 or 4 total
838-595C
29960
29880
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10 YP4-6-825A3P Table of Contents Index Great Plains Manufacturing, Inc.

Introduction

Great Plains welcomes you to its growing family of new product owners. The 4-, 6- and 8-Row 3-Point Yield-Pro Air Planter (YP425A3P, YP625A3P & YP825A3P) has been designed with care and built by skilled workers using quality materials. Proper setup, maintenance, and safe operating practices will help you get years of satisfactory use from the machine.

Models Covered

YP425A3P-0430 4-Row, 30-inch
YP425A3P-08TR 8-Row (4-Pair), 30-inch Twin-Row
YP425A3P-0836 8-Row (4-Pair), 36-inch Twin-Row YP425A3P-0838 8-Row (4-Pair), 38-inch Twin-Row YP425A3P-0840 8-Row (4-Pair), 40-inch Twin-Row YP425A3P-0470 4-Row, 70 cm YP625A3P-0630 6-Row, 30-inch
YP625A3P-12TR 12-Row (6-Pair), 30-inch Twin-Row
YP625A3P-1236 12-Row (6-Pair), 36-inch Twin-Row YP625A3P-1238 12-Row (6-Pair), 38-inch Twin-Row YP625A3P-1240 12-Row (6-Pair), 40-inch Twin-Row YP625A3P-0670 6-Row, 70 cm YP825A3P-0830 8-Row, 30-inch
YP825A3P-16TR 16-Row (8-Pair), 30-inch Twin-Row
YP825A3P-1636 16-Row (8-Pair), 36-inch Twin-Row YP825A3P-1638 16-Row (8-Pair), 38-inch Twin-Row YP825A3P-1640 16-Row (8-Pair), 40-inch Twin-Row YP825A3P-0870 8-Row, 70 cm
Note: YP425A, YP625A and YP825A pull-type models
have a separate Operator manual (401-651M).

Description of Unit

The YP4-6-825A3P Planter is a three-point precision planting implement for use in conventional till, minimum-till, or light no-till conditions. The YP4-6-825A3P accepts unit-mounted coulters and/or row cleaners. Coulters make it suitable for light to moderate no-till conditions only. The YP4-6-825A3P includes 25AP Series openers with Air-Pro® meters supporting a wide choice of seed disks.

Using This Manual

This manual will familiarize you with safety, assembly, operation, adjustments, troubleshooting, and maintenance. Read this manual and follow the recommendations to help ensure safe and efficient operation.
The information in this manual is current at printing. Some parts may change to assure top performance.
®
R F
R
L
Figure 1
YP425A3P/625A3P/825A3P Planter
Intended Usage
Use the YP4-6-825A3P Planter to seed production-agriculture crops only. Do not modify the planter for use with attachments other than Great Plains options and accessories specified for use with the YP4-6-825A3P.
Document Family
401-652M Owner’s Manual (this document) 401-651B Seed and Fertilizer Rate manual 401-652P Parts manual 11001-1333 DICKEY-john® PM300 manual
Definitions
The following terms are used throughout this manual.
A crucial point of information related to the pr eceding topic. Read and follow the directions to r emain safe , avoid serious damage to equipment and ensure desired f ield results.
Note: Useful information related to the preceding topic. Right-hand and left-hand as used in
this manual are determined by facing the direction the machine will travel while in use unless otherwise stated. An orientation rose in some line art illustrations shows the directions of: Up, Back, Left, Down, Front, Right.
R F
U
B L
D
29997
U
B L
D
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Great Plains Manufacturing, Inc. Table of Contents Index Introduction 11

Owner Assistance

If you need customer service or repair parts, contact a Great Plains dealer. They have trained personnel, repair parts and equipment specially designed for Great Plains products.
Refer to Figure 2
Your machine’s parts were specially designed and should only be replaced with Great Plains parts. Always use the serial and model number when ordering parts from your Great Plains dealer.The serial-number plate is located on the right end of the rear face of the main tool bar.
Record your YP4-6-825A3P Planter model and serial number here for quick reference:
Model Number:__________________________ Serial Number: __________________________ Your Great Plains dealer wants you to be satisfied with
your new machine. If you do not understand any part of this manual or are not satisfied with the servicereceived, please take the following actions.
1. Discuss the matter with your dealership service manager.Make sure they are aware of any problems so they can assist you.
2. If you are still unsatisfied, seek out the owner or general manager of the dealership.
Figure 2
Serial Number Plate
For further assistance write to:
Product Support
Great Plains Mfg. Inc., Service Department
PO Box 5060
Salina, KS 67402-5060
31027
785-823-3276
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Preparation and Setup

This section helps you prepare your tractor and YP425A3P, YP625A3P & YP825A3P Planter for use, and covers tasks that need to be done seasonally, or when the tractor/planter configuration changes.
Before using the planter in the field, you must hitch it to a suitable tractor, inspect systems and level the planter. Beforeusing the planter for the first time, and periodically thereafter, certain adjustments and calibrations are required.

Initial Setup

See “Appendix B - Pre-Delivery” on page 110 for pre-delivery items (normally completed by dealer), and first-time/infrequent setup tasks, including:
• Install seed monitor console in tractor (page 112).
• Set marker extension (Option, page 114).
• Install any Options not factory- or dealer-installed.

Post-Delivery/Seasonal Setup

On initial delivery, use with a new tractor, and seasonally, check and as necessary, complete these items before continuing to the routine setup items:
• Bleed hydraulic system (page 80).

Pre-Planting Setup

Complete this checklist before routine setup:
Read and understand “Important Safety
Information” on page 1.
Check that all working parts are moving freely, bolts
are tight, and cotter pins are spread.
Check that all grease fittings are in place and
lubricated. See “Lubrication” on page 85.
Check that all safety decals and reflectors are
correctly located and legible. Replace if damaged. See “Safety Decals” on page 6.
Inflate tires to pressure recommended and tighten
wheel bolts as specified. See “Torque Values Chart” on page 102.
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Great Plains Manufacturing, Inc. Table of Contents Index Preparation and Setup 13

Hitching Tractor to Planter

Crushing Hazard:
Do not stand or place any body part between planter and moving tractor. You may be severely injured or killed by being crushed between the tractor and planter. Stop tractor engine and set parking brake before attaching cables and hoses.
1. To prevent soil compaction on rows, set tractor wheels at 60 inches center-to-center. For hillsides and steep slopes, set tractor wheels as wide as possible for maximum stability.
2. Adjust tractor lower links to maximize lifting height.
3. Set tractor sway blocks to minimize side sway. Set tractor hitch lift control to Float.
4. Back tractor up to planter. Align lower links with the lower hitch clevis on planter. Adjust hitch bushings and spacers supplied with planter according to the category of your tractor. Lock pins in place.
5. Attach tractor top link to upper hitch clevis on planter.
2
1
3
• For Category II tractors, hitch tractor top link to
lower hole pair in planter clevis.
• For Category II quick couplers and Category III
tractors, hitch tractor top link to center hole pair in planter clevis.
3

Electrical Hookup

Refer to Figure 4
Your planter is equipped with systems that require separate electrical connections. For future reference, note any optional connectors on this checklist.
1
Lighting connector (standard)
2
Monitor connector (standard) __________________________ __________________________
Make sure tractor is shut down with accessory power off before making connections.
These connections may be made in any order. The key requirement is that all connections be made prior to planter movement.
1
2
Three Point Hitch
Figure 3
31048
1
2
Figure 4
Connector Identification
25236 31033
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Hydraulic Hose Hookup

High Pressure Fluid Hazard:
Shut down tractor before making hydraulic connections. Only trained personnel should work with system hydraulics.
Escaping fluid under pressure can have sufficient pressure to penetrate the skin causing serious injury. If an accident occurs, seek immediate medical assistance from a physician familiar with this type of injury.
Use paper or cardboard, NOT BODY PARTS, to check for leaks. Wear protective gloves and safety glasses or goggles when working with hydraulic systems.
Refer to Figure 5
Great Plains hydraulic hoses have color coded handle grips to help you hookup hoses to your tractor outlets. Hoses that go to the same remote valve are marked with the same color.
Current Style Color Coded Hose Handles
Color Hydraulic Function
Green Marker Black Fan
To distinguish hoses on the same hydraulic circuit, refer to the symbol molded into the handle grip. Hoses with an extended-cylinder symbol feed cylinder base ends. Hoses with a retracted-cylinder symbol feeds cylinder rod ends.
For hydraulic fan and drive motors, connect the hose under the retracted cylinder symbol to the pressure side of the motor. Connect the hose under the extended cylinder symbol to the return side of the motor.
The fan motor further requires hookup of a third line, which returns hydraulic fluid from the fan motor case.
Figure 5
Color Coded Hose Handles
31733
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Great Plains Manufacturing, Inc. Table of Contents Index Preparation and Setup 15
Older Style Hoses with Color Ties
Refer to Figure 6 and Figure 7 on page 16
Hydraulic hoses are color coded to help you hookup hoses to your tractor outlets. Hoses that go to the same remote valve are marked with the same color tie.
Color Hydraulic Function
Orange Marker White Fan
To distinguish hoses on the same hydraulic circuit, refer to hose label.
• The fan motor case drain line is a separate hose with
no label plate. This hose is always connected first and disconnected last.
• The hose under an extended-cylinder symbol feeds a
cylinder base end or motor return line.
• The hose under a retracted-cylinder symbol feeds a
cylinder rod end, or motor pressure line.
Secure hoses and cables so that they have sufficient slack for hitch movements, but cannot get caught between moving parts of planter. Failure to safely route and secure hoses and cables could result in damage requiring component repair/replacement, and lost field time.
Make connections in a specific order, described on the next page.
Figure 6
Older Style Hoses with Label
27270
Motor Seal Damage Risk:
Case Drain Hose must be attached first, prior to inlet and return hoses being connected.
Case Drain Hose must be detached last, to prevent damage to the fan motor.
Hydraulic Motor Performance Risk:
DO NOT hook case drain line to a “power-beyond port”.
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Protect Motor Seals Applies to planters with serial numbers:
(YP3P425A s/n B1004M-) (YP3P625A s/n B1006P-) (YP3P825A s/n B1007R-)
1. Connect the fan case drain line first, before
1
making any other connections. Connect this line to a low pressure drain port.
1
Note: Case drain hose has the smaller
⁄4inch I.D. hose
and small, flat-face, low-seep connector.
2. Connect the fan return line second.
2
Note: Fan pressure return hose has a large (1.06 inch/
2.7 cm diameter) quick coupler.
3. Connect the fan motor pressure hose third. If the
3
tractor has a priority remote, use it for the fan connection.
4. Make marker (option) connections.
Machine Damage Risk:
DO NOT connect the fan case drain line to a power-beyond-port. Case Drain Hose must be attached first, prior to inlet and return hoses being connected. Case Drain Hose must be detached last, to prevent damage to the fan motor.
Applies to planters with serial numbers: (YP3P425A s/n B1005M+) (YP3P625A s/n B1007P+) (YP3P825A s/n B1008R+)
For complete instructions see “Fan Circuit Operation (S/N+)” on page 30.
1. Connect the motor return line , to remote circuit
3
return (Extend port) or to sump.
2. Connect the motor inlet line to a tractor remote
4
capable of 20 liters per minute. If a priority remote is available, use it for the fan.
2
3
1
Figure 7
Fan Hoses (S/N-)
29781
3
4
Figure 8
31886
Fan Hoses (S/N+)
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Great Plains Manufacturing, Inc. Table of Contents Index Preparation and Setup 17

Raise Parking Stands

Refer to Figure 3
3. Use tractor hitch circuit to raise planter slightly off parking stands.
4. Remove hairpin and cross-pin .
5. Slide stand tube up until lower storage hole aligns with bracket hole.
6. Insert cross-pin and secure with hairpin.
7. Repeat for other side of planter.
1
2
1
2
Figure 9
Parking Stand
31049
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Leveling Planter

For row units to function correctly, planter must be:
• level from side to side,
• level from front to back, and;
• at correct tool bar height. Perform this setup on level ground in representative field
conditions.
Refer to Figure 10
1. Raise planter so that gauge wheels are just off ground.
2. At each gauge wheel, measure the pre-compressed, no-load length of the yoke spring .
1
All axles should be in the same (upper or lower) arm holes. All springs should have this same length. Note this length for step 9.
1
See page 45 for factory setting, and adjustments for local conditions.
3. Check tire pressures of gauge wheels. As necessary, inflate to specifications (page 102).
Refer to Figure 11
4. Measure height from bottom of main tool bar to
2
ground, at each end. If this dimension differs by more than1⁄2inch (6.4 mm) at each end, adjust lower links of tractor to level side-to-side.
Note the current height for step 7, and what lowering would be required to make that 26 inch (66 cm).
5. Check front-to-back level at top of main tool bar. If unlevel, adjust top of tractor three-point to level.
6. Pull forward slowly, and lower the planter to approximately 26 inch (66 cm). Stop the tractor and set the parking brake.
7. Check the tool bar height . Adjust the hitch height
2
until it is 26 inch. If available, set a hitch stop control to capture this height.
8. Check that the row units are running level with the ground.
9. Check that the gauge wheels are all in solid ground contact, tires slightly compressed, and that the springs are slightly compressed from the length checked at step 2.
Hitch configuration during planting can vary between tractor models, and due to field conditions. Great Plains recommends starting with the hitch set to Float or Position/Depth Control (and not Load or Draft Control).
Figure 10
31053
Gauge Wheel Yoke
2
Figure 11
Tool Bar Height and Leveling
31051
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Great Plains Manufacturing, Inc. Table of Contents Index Preparation and Setup 19

Monitor Setup

Refer to Figure 19
The standard DICKEY-john® PM300 system monitors the following elements of a YP4-6-825A3P planter:
• Seeds at each row unit seed tube.
• Ground speed. See “Seed Monitor Console Installation” on page 112. Refer to the DICKEY-john® PM300/PM332/PM400
Operator’s Manual for monitor operations. After installation, and prior to first field use, the monitor
must be setup with the row spacing and speed sensor constant, as well as your preferences for information display. Row count is auto-assigned, but any other factory defaults are not likely to be correct for your planter.
Row spacing data may be found in the Appendix. For speed setup, Great Plains recommends using the
400-foot calibration described in the DICKEY-john manual, rather than using a theoretical “# of pulses”. Perform the calibration run in representative field conditions, as soil conditions, surface looseness and other tillage practices can cause variations in the effective rolling radius of the ground drive wheel.
Prior to each planting session, set any desired limits for speed and population for the current crop.
®
Figure 12
Monitor Primary Screen
29971

Marker Setup (Option)

Prior to first use, check and adjust:
•“Marker Speed Adjustment” on page 113. Prior to first use, and whenever changing row spacings,
set or reset:
•“Marker Extension” on page 114. Prior to each planting session, check and adjust:
•“Marker Disk Adjustment” on page 42.
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Operating Instructions

This section covers general operating procedures. Experience, machine familiarity, and the following information will lead to efficient operation and good working habits. Always operate farm machinery with safety in mind.

Pre-Start Checklist

Perform the following steps before transporting the YP4-6-825A3P planter to the field.
Carefully read “Important Safety Information” on
page 1.
Install seed disks appropriate for crop. See
Air-Pro® Meter Disk Installation” on page 57.
Lubricate planter as indicated under “Lubrication
on page 85.
Check all tires for proper inflation. See “Torque
Values Chart” on page 102.
Check all bolts, pins, and fasteners. Torque as
shown in “Torque Values Chart” on page 102.
Check planter for worn or damaged parts. Repair or
replace parts before going to the field.
Check hydraulic hoses, fittings, and cylinders for
leaks. Repair or replace before going to the field.
High Pressure Fluid Hazard:
Relieve pressure and shut down tractor before connecting, disconnecting or checking hydraulic lines. Use a piece of paper or cardboard, NOT BODY PARTS, to check for leaks. Wear protective gloves and safety glasses or goggles when working with hydraulic systems. Escaping fluid under pressure can have sufficient pressure to penetrate the skin causing serious injury. If an accident occurs, seek immediate medical assistance from a physician familiar with this type of injury.

Raising/Lowering Planter

The planter is raised and lowered using the tractor 3-point hitch.
In field conditions, drive forward while lowering openers into ground. Never back up with openers in ground.
Hitch configuration during planting can vary between tractor models, and due to field conditions. Great Plains recommends starting with the hitch set to Float or Position/Depth Control (and not Load or Draft Control).
Machine Damage Risks:
Always fold markers (page 33) before raising or lowering. Always raise the planter for any reverse/backing. Except on pavement, begin forward motion beforelowering, as rows move backward slightly as arms swing up.
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Great Plains Manufacturing, Inc. Table of Contents Index Operating Instructions 21

Transport

Loss of Control Hazard:
Do not transport with insufficient ballast or with an inadequate tractor.
Check that your tractor has enough ballast for the weight of the drill. A tractor with insufficient ballast has insufficient traction at the front wheels, causing loss of control, leading to a serious road accident, injury or death. Refer to your tractor operator manual for ballast requirements.
Check that tractor is rated for the fully-ballasted load. An inadequate tractor may be damaged by over-loading. It is also at risk for loss of control in turns and braking, leading to a serious road accident, injury or death.
The planter can weigh nearly 11,000 pounds (5000 kg), depending on configuration and seed load. The tractor MUST be rated and ballasted for the load. Do not tow if planter exceeds the load rating of the vehicle. See tables on next page for typical configuration weights.

Transport Steps

Transport only with markers stowed (page 33).
1. Check that planter is securely hitched to a sufficient tractor (page 13).
2. Verify correct operation of lights.
3. Fold markers if unfolded (Option, page 33).
4. Raise planter (page 20).
Increased Hazards and Wear Risks:
Seed may be loaded prior to travel, but increases stopping distance, increases the need for caution in turns and braking, and increases tire wear.
5. If any seed is in hoppers or delivery hoses, close seed inlet shutters at meters (page 58).
6. Plan the route. Avoid steep hills.
7. Always have lights on for highway operation.
8. Do not exceed 32 kph (20 mph). Comply with all national, regional and local laws when traveling on public roads.
9. Remember that the planter may be wider than the tractor. Allow safe clearance.
10. Transport slowly over uneven or rough terrain.
Braking and Loss of Control Hazard:
Do not exceed 20 mph (32 kph)..
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Note:
1. Typical: UM Coulters. No Markers or Row Cleaners.
Note:
1. Typical: UM Coulters. No Markers or Row Cleaners.
Note:
1. Typical: UM Coulters. No Markers or Row Cleaners.

Typical Planter Weights

Approximate Weights of Representative YP425A3P­Configurations -0470 -0430 -08TR -0436 -0836 -0438 -0838 -0440 -0840
Base Planter Typical¹ Empty Typical¹ Full Maximum² Empty Maximum² Full
Center of Gravity is approximately 36in aft of hitch.
2. Maximum: UMC+RC, Markers.
Approximate Weights of Representative YP625A3P­Configurations -0670 -0630 -12TR -0636 -1236 -0638 -1238 -0640 -1240
Base Planter Typical¹ Empty Typical¹ Full Maximum² Empty Maximum² Full
Center of Gravity is approximately 0in aft of hitch.
2. Maximum: UMC+RC, Markers.
1500 kg 3300 lb 4600 lb 3000 lb 4800 lb 3000 lb 4800 lb 3600 lb 4800 lb 1600 kg 3500 lb 4900 lb 3100 lb 5100 lb 3100 lb 5100 lb 3700 lb 5100 lb 1700 kg 3800 lb 5500 lb 3400 lb 5700 lb 3400 lb 5700 lb 4000 lb 5700 lb 1900 kg 4200 lb 5800 lb 3900 lb 6000 lb 3900 lb 6000 lb 4500 lb 6100 lb 2100 kg 4500 lb 6500 lb 4200 lb 6700 lb 4200 lb 6700 lb 4800 lb 6700 lb
Weight of a specific planter can vary by hundreds of pounds, depending on installed options and material loaded.
2000 kg 4300 lb 6200 lb 4200 lb 6100 lb 4200 lb 6100 lb 4200 lb 6100 lb 2100 kg 4500 lb 6600 lb 4500 lb 6500 lb 4500 lb 6500 lb 4500 lb 6500 lb 2300 kg 5000 lb 7500 lb 4900 lb 7500 lb 4900 lb 7500 lb 4900 lb 7500 lb 2500 kg 5400 lb 7800 lb 5300 lb 7700 lb 5300 lb 7700 lb 5300 lb 7700 lb 2700 kg 5900 lb 8700 lb 5800 lb 8700 lb 5800 lb 8700 lb 5800 lb 8700 lb
Weight of a specific planter can vary by hundreds of pounds, depending on installed options and material loaded.
Approximate Weights of Representative YP825A3P­Configurations -0870 -0830 -16TR -0836 -1636 -0838 -1638 -0840 -1640
Base Planter Typical¹ Empty Typical¹ Full Maximum² Empty Maximum² Full
Center of Gravity is approximately 0in aft of hitch.
2. Maximum: UMC+RC, Markers.
401-652M Table of Contents Index 2013-05-28
2300 kg 5000 lb 7400 lb 5500 lb 8000 lb 5500 lb 8000 lb 5500 lb 8000 lb 2300 kg 5300 lb 8100 lb 5800 lb 8600 lb 5800 lb 8600 lb 5800 lb 8600 lb 2600 kg 5900 lb 9300 lb 6400 lb 9800 lb 6400 lb 9800 lb 6400 lb 9800 lb 2800 kg 6300 lb 9500 lb 6900 lb 10100 lb 6900 lb 10100 lb 6900 lb 10100 lb 3100 kg 6900 lb 10700 lb 7500 lb 11300 lb 7500 lb 11300 lb 7500 lb 11300 lb
Weight of a specific planter can vary by hundreds of pounds, depending on installed options and material loaded.
Great Plains Manufacturing, Inc. Table of Contents Index Operating Instructions 23

Loading Materials

Hopper Operations (s/n B1014R+)

Refer to Figure 15 and Figure 16
Hopper lids :
• the lids have two spring clips, one at each end .
• there is a molded handle at the rear end of the
hopper lid (although the lid is reversible).
To open a hopper:
1. Grasp the handle and snap lid off.
2. Park the lid length-wise on the side lip of the hopper, using the hooked ends of each spring clip inside the lid (see Figure 18 on page 25).
The seed hoppers themselves are designed to be removed, but are not removed for routine operations.

Loading Seed (1.6 bu.hoppers)

3. Install correct seed disks (page 57).
4. Check that each hopper is correctly seated and secured:
4 5 6
5. Open hopper lid .
6. Inspect the hopper for leftover seed and debris. Clean out anything other than the seed to be planted. See “Material Clean-Out” on page 75.
1
3
2
front and rear mounting bolts secured hopper discharge opening lined up with seed tube
1
2
1
3
Figure 13
Hopper Lid
1
5
32446
2
4
4
6
U
R
F
B L
D
Figure 14
Air-Pro® Row Hopper
(serial number B1014R+)
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24 YP4-6-825A3P Table of Contents Index Great Plains Manufacturing, Inc.

Loading Materials

Hopper Operations (s/n B1013R-)

Refer to Figure 15 and Figure 16
Hopper lids have distinct ends:
• the hinge end (with two lugs) mates with the front end of the hopper.
• the latch end (with a single lug) mates with the rear end of the hopper.
To open a hopper:
1. Pull the rear of the lid edge to the rear.
2. Swing the lid up at rear.
3. Disengage the lid at the front lugs.
4. Park the lid on the front lip of the hopper, using the
hook-plate feature inside the lid (see Figure 17 on page 25).
The seed hoppers themselves are designed to be removed, but are not removed for routine operations.
1
3
2

Loading Seed (1 bu.hoppers)

5. Install correct seed disks (page 57).
6. Close all seed inlet shutters (page 58).
7. Check that each hopper is correctly seated and
secured:
pivot hooks engage at front,
4
latch engaged at rear,
5
seed hose secured to
6
discharge weldment with
7
clamp.
8
8. The hopper slide gate may be left open (by pulling
back), and doing so slightly increases seed capacity.
Note: If slide gate is open for seed loading, seed inlet
shutters must be closed unless the planter is already at the field. Transporting with both gates and shutters open can plug meters.
9. Open hopper lid .
10. Inspect the hopper for leftover seed and debris.
Clean out anything other than the seed to be planted. See “Material Clean-Out” on page 75.
9
1
R F
U
D
Figure 15
Hopper Lid Hinge Lugs
1
4
B
6
L
Figure 16
Air-Pro® Row Hopper
(serial number B1013R-)
3
1
28131
2
7
9
8
5
29975
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Great Plains Manufacturing, Inc. Table of Contents Index Operating Instructions 25

Loading Seed, continued

Possible Agricultural Chemical Hazards:
Read and follow all supplier cautions for safe handling of treated seed.
Irritant and Chronic Exposure Hazards:
Do not mix lubricants into seed with hands or any part of body. Wear protective equipment. Use tools. See page 89.
11. Pre-mix seed and lubricant. For clean seeds other than milo, cotton, and sunflowers sprinkle Ezee Glide Plus per bushel or unit (60 ml per 35 liters) of seed.
For milo, cotton, and sunflowers double the application to1⁄2cup (or more) per bu.or unit (120 ml per 35 liters) of seed.
1
⁄4cup of
Figure 17
Adding Seed Lubricant
1 bu.Hoppers
(serial number B1013R-)
29976
Population Risk:
The seed must be properly lubricated, starting with the first seed through the meter. If unable to pre-mix prior to loading, pre-mix at least one gallon (4 liters) per hopper, and load this seed first. Fill the hoppers to half full with fresh seed. Add half the lubricant and stir. Complete filling the hoppers and sprinkle the remaining lubricant on top.
12. Add seed and lubricant to hoppers.
Refer to Figure 13 and Figure 14 on page 23 For 1.6 bu.hoppers (s/n B1014R+)
13. Close lids. Position front end of lid over front end lip of hopper. Snap lid firmly in place.
Refer to Figure 15 and Figure 16 on page 24 For 1 bu.hoppers (s/n B1013R-)
14. Close lids. With lid tilted up at a slight angle, hook the two front hinge lugs under the front hopper lip. Swing down, keeping fingers clear of lug, and latch the single rear lid lug on rear hopper lip.
Equipment Loss Risk:
Check that all 3 lid lugs are completely under the hopper lip, or the lid may come off in transport.
Figure 18
1.6 bu.Hoppers
(serial number B1014R+)
32447
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Monitor Operation

Refer to Figure 19
The standard DICKEY-john® PM300 system monitors the following elements of a YP4-6-825A3P planter:
• Seeds at each row unit seed tube: Medium and larger seeds are individually counted with
high accuracy. Small seed sensing may be limited to seed stoppage (“blockage”) detection.
• Ground speed: The standard magnetic pickup
a
at the ground drive
allows the monitor to calculate and report population.
Once setup for the planter and your display preferences, and configured for the current crop rates/limits, the monitor is typically used in the “OPERATE” mode. Refer to the DICKEY-john® PM300/PM332/PM400 Operator’s Manual for monitor operation details.
Both the DICKEY-john®manual and this manual contain trouble-shooting information for apparent monitor problems.Check both manuals,as the focus and content is not identical.
Figure 19
Monitor: Typical Operate Screen
29972
a. An optional radar speed sensor is available, as are Y-cables to accept input from an existing radar on the tractor.The magnetic pickup
may be preferred, as both speed and seed flow fall to zero at lift. With radar,the monitor cannot tell that seeding should have stopped. You may experience more nuisance alarms with radar.
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