Read the installation 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!
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
OIL FILL LINE
Do NOT operate with hydraulic oil at or above 180°F.
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
858-004C
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL
CAUTION
To avoid Injury or
LEVEL
858-029C
Machine Damage:
·Operate only with
1000 rpm PTO
DANGER
818-240C Rev. A
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
34843
Cover illustration shows only selected components for one kit, and the coupler, which is
ordered separately. Manual illustrations may show various Yield-Pro
®
planter models
and configurations where installation details are identical for the immediate topic.
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.
2014-09-10CoverIndex411-015M
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,
Brand and Product Names that appear and are owned by others are trademarks of their respective owners.
Printed in the United States of America
iv2- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndex1
Important Safety Information
PTO-Specific Hazards
Even if you are experienced in PTO operations, review
the “Using PTO Safely” topic on page 2. Topics in this
manual dealing with PTO hazards include this PTO alert
symbol and the standard alert symbol below.
PTO hazards include:
▲ Entanglement:
resulting in abrasions, lacerations, crushing,
dismemberment or death. Loose clothing, cuffs, frays, laces,
coattails, drawstrings, hair or scarves are taken up by a
PTO faster than you can react, and with overpowering
torque.
▲ Flailing machinery:
resulting from an unsecured torque arm, resulting in serious
injury or death.
▲ High pressure fluid sprays:
due to hydraulic hose failure, resulting from PTO shaft
over-speed or damaged hoses.
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 word is 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.
2014-09-10Table of ContentsIndex411-015M
22- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Using PTO Safely
The pump relies on PTO power to operate, and requires
an adjustment at the planter while the PTO is running.
The PTO pump is designed to work on a stub shaft PTO,
leaving no exposed shaft in use.
▲ Use only a tractor with an approved PTO master shield.
▲ Use all guards provide for the tractor PTO. Have minimal
or NO shaft exposed after connecting the PTO pump.
▲ Use only a rear-facing PTO. The provided hoses and torque
arms are not designed for use with a tractor-front or
tractor-side PTO.
▲ Use only a 1000 rpm PTO, or an adjustable PTO set to
1000 rpm maximum. Running at a higher speed could result
in equipment failure, and serious injury.
▲ Use only a PTO with the correct shaft and matching Great
Plains coupler:
13⁄4inch (44.5 mm) 20-spline and 826-777C coupler
13⁄8inch (35 mm) 21-spline and 826-778C coupler
▲ Do not use any other adaptor, coupler, driveline, extender
or external gearbox.
▲ Use only a “live” or “independent” PTO. If the PTO only
operates when the tractor is in motion, there is no safe way
to set the fan speed.
▲ Ensure that all involved personnel are trained on PTO
operations and hazards. Always know where all team
members are before, during and after PTO operations.
▲ Allow only essential personnel near the PTO during setup,
adjustment, operation and disconnection.
▲ Prior to PTO setup, remove any stray wire, rope or twine
found nearby. Should a loose end encounter the PTO stub, it
is taken up at over 14 feet per second, and could wrap
around someone and pull them in.
▲ Wear only snug-fitting clothes, with no scarves, loose
strings, frays, cords or ties, when working near a PTO. Tie
long hair back or gather it up under a well-secured hat.
▲ Shut the tractor off for PTO connections or disconnections.
Do not trust your life to clutches and throw-outs.
▲ A PTO shaft is a hazard at any speed, even when well below
rated shaft rpm, coasting to a stop, or idling.
▲ Never step on or over the master shield or installed PTO
pump.
▲ Be extra vigilant if any tractor PTO controls are external,
and in proximity to the PTO.
▲ Elevate pump hose slack so that ground contact is not
possible during transport or field operations.
▲ Keep all PTO safety decals clean and legible. Replace any
that are faded or damaged.
CAUTION
To avoid Injury or
Machine Damage:
*Operate only with
540 rpm PTO
818-130C Rev. B
✘
6
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
✔
826-777C
818-240C Rev. A
20
✔
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
826-778C
818-240C Rev. A
✔
21
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexImportant Safety Information3
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” in the Operator
manual.
▲ Read all instructions noted on the decals.
▲ Keep decals clean. Replace damaged, faded and illegible
decals.
Protect Hearing
The PTO system requires adjustment of a flow control
valve with one or two implement fans running. The valve
is locate near the fans, and the fans are loud.
▲ Wear hearing protection when working near an operating
hydraulic fan.
Avoid High Pressure Fluids
Observe normal precautions for hitch hydraulic
connections and disconnections. Escaping fluid under
pressure can penetrate the skin, causing serious injury.
▲ Avoid the hazard by relieving pressure before disconnecting
hydraulic lines.
▲ 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.
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.
▲ 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.
2014-09-10Table of ContentsIndex411-015M
42- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
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 implement functions.
▲ Operate machinery from the driver’s seat only.
▲ Do not leave implement unattended with tractor engine
running.
▲ Wear snug-fitting clothing to avoid entanglement with
moving parts.
Safety Decals
Safety Decals
Kit components are shipped with all safety decals in
place. They are intended to help you safely operate your
implement.
▲ Read and follow decal directions.
▲ 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.
Danger Decals
858-030C
DANGER
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
Danger: Rotating Driveline
Pull-Type on front face of oil reservoir,
3PYP/A on valve mount plate;
1 total
858-030C
34843
DANGER
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with1000 rpm PTO
34843
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
OIL FILL LINE
Do NOT operate with hydraulic oil at or above 180°F.
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
858-004C
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
CAUTION
To avoid Injury or
858-029C
Machine Damage:
·Operate only with
1000 rpm PTO
858-030C
818-240C Rev. A
DANGER
818-240C Rev. A
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexImportant Safety Information5
Warning Decals
858-004C
WARNING
34843
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
Do NOT operate with hydraulic oil at or above 180°F.
858-004C
Warning: Hot Fluid
On front face of oil reservoir;
1 total
Caution Decals
818-240C
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
Caution: 1000 RPM PTO
Pull-Type on front face of oil reservoir,
3PYP/A on valve mount plate;
1 total
818-240C Rev. A
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
Do NOT operate with hydraulic oil at or above 180°F.
858-004C
OIL FILL LINE
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
818-240C Rev. A
34843
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
Do NOT operate with hydraulic oil at or above 180°F.
858-029C
DANGER
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
OIL FILL LINE
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
858-004C
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
CAUTION
To avoid Injury or
858-029C
Machine Damage:
·Operate only with
1000 rpm PTO
DANGER
818-240C Rev. A
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
DANGER
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm andclamp
bolts properly torqued
858-030C
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with1000 rpm PTO
818-240C Rev. A
34843
2014-09-10Table of ContentsIndex411-015M
62- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Introduction
Description of Unit
One of 15 dealer- or field-installed kits convert the
planter’s hydraulic motor power source from a tractor
hydraulic remote circuit to tractor Power Take-Off (PTO).
• one or more oil coolers, mounted inside fans, and;
• interconnecting hoses (not shown).
1
2
4
Related Items
PTO Coupler
Each kit requires separate purchase of a choice of
couplers to adapt your 20- or 21-spline PTO shaft to
the keyed shaft of the pump:
257
258
Hydraulic Tongue Extension
Planters with hydraulic tongues require purchase of an
extension hose (not shown) for this longer tongue.
YP12, YP16, YP2425, YP2425F, YP30, YP40:
293
YP2425A:
294
No extensions are required for YP4425A.
Compressor Relocation Kits
Planters with Row-Pro™ and/or Swath Command™
require separate purchase of one or two alternate
compressor mount weldments (not shown).
First Compressor:
Great Plains Manufacturing, Inc.Table of ContentsIndexIntroduction7
Using This Manual
This manual familiarizes you with safety, operation,
adjustments, maintenance and assembly. Follow the
recommendations to ensure safe and efficient operation.
Definitions
The following terms are used throughout this manual.
Note: Paragraphs in this format provide useful
information related to the current topic.
Liability, Economic and Results Risks:
Paragraphs in this format present a crucial point of information
related to the current topic. Read and follow the directions to:
remain safe, avoid serious damage to equipment and ensure
desired field results.
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.
U
F
L
R
B
D
An orientation rose (shown at right) depicts Up, Right,
Back, Down, Left and Front.
Call-Outs
19
to
and
az
to
11
to
101308
to
The information in this manual is current at printing.
Some parts may change to assure top performance.
Single-character callouts identify
components in the currently referenced
Figure or Figures. Numbers and letters may
be reused for different items on other pages.
Two-digit callouts in the range 11 to 69
69
reference existing parts removed or
reconnected. They are listed on page 90.
Three-digit callouts in the range 101 to 308
reference new parts. The descriptions match
those on the parts, cartons, bags or item
tags, as well as descriptions your updated
Parts Manual.
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. Your machine’s parts were specially designed
and should only be replaced with Great Plains parts.
Record your Yield-Pro® PTO pump kit model number
here for quick reference:
Model Number:__________________________
Date Purchased: __________________________
Your Great Plains dealer wants you to be satisfied with
your updated machine. If you do not understand any part
of this manual or are not satisfied with the service
received, 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.
For further assistance write to:
Product Support
Great Plains Mfg. Inc., Service Department
PO Box 5060 Salina, KS 67402-5060
785-823-3276
2014-09-10Table of ContentsIndex411-015M
82- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
PTO Operation
Tractor Requirements
The Yield-Pro® PTO pump accessories require a tractor
with:
Refer to Figure 2
• a rear-facing ASABE or ASAE Type 2 or Type 3 PTO
stub shaft with master shield
3
⁄4inch (44.5 mm) 20-spline
1
3
1
⁄8inch (35 mm) 21-spline
clockwise rotation (as viewed from tractor rear, facing
forward),
• a “live” or “independent” PTO drive system, that can
be operated with the tractor stationary,
• a fixed or available shaft speed of 1000 rpm, and an
available PTO power output of:
20 hp (15 kW): Singulator Plus™ and 30 Series
40 hp (30 kW): Air-Pro® w/hydraulic drive
50 hp (37 kW): YP2425, and
• a drawbar that engages the torque arm of the PTO
pump assembly.
56
7
Figure 2:
Tractor PTO
6
5
7
34842
Type 2 PTO Clearance
If the tractor PTO is not known to conform to Type 2
specifications, check the following pump-specific
clearance dimensions:
Refer to Figure 3
a. Shaft to master shield top:
3.5 inches (8.9 cm) minimum
or hinged lid
b. Shaft to master shield sides:
5.0 inches (12.7 cm) minimum
c. Shaft to drawbar top:
9 inches (22.8 cm) minimum
15 inches (38.1 cm) maximum
It may be necessary to invert an offset drawbar, or
relocate or remove any clevis installed on the
drawbar.
d. Shaft to ground:
16 inches (40.6 cm) minimum
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
818-240C Rev. A
a
b
c
d
Figure 3:
Type 2 PTO Clearances
411-015MTable of ContentsIndex2014-09-10
34844
Great Plains Manufacturing, Inc.Table of ContentsIndexPTO Operation9
1000 rpm Type 3 PTO Clearance
If the tractor PTO is not known to conform to Type 3
specifications, check the following pump-specific
clearance dimensions:
Refer to Figure 4
a. Shaft to master shield top:
5.9 inches (15.0 cm) minimum
or hinged lid
b. Shaft to master shield sides:
7.0 inches (17.8 cm) minimum
c. Shaft to drawbar top:
8.6 inches (22.0 cm) minimum
13.75 inches (35.0 cm) maximum
It may be necessary to invert an offset drawbar, or
relocate or remove any clevis installed on the
drawbar.
d. Shaft to ground:
16 inches (40.6 cm) minimum
a
b
c
d
Install Coupler
The 1000 rpm PTO kits require one of two
tractor-specific couplers, not included with the PTO kit:
257
826-777C 1 3/4-20 PTO COUPLER
258
826-778C 1 3/8-21 PTO COUPLER
Refer to Figure 5 (showing coupler 826-778C)
1.Loosen both set screws (and) at the narrow
end of the coupler. Note that they are different sizes.
2.Rotate the coupler until the internal keyway aligns
with the key on the pump shaft. Slide the coupler
onto the pump shaft.
3.Tighten both set screws to the Grade 5 torque
specification for each thread size.
To remove or exchange a coupler at a later time, first
dismount the pump assembly from the tractor PTO shaft,
then loosen both set screws.
309310
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
309
818-240C Rev. A
258
310
Secure Coupler to Pump
Figure 4:
Type 3 PTO Clearances
Figure 5:
34845
36315
2014-09-10Table of ContentsIndex411-015M
102- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Hitching with PTO
The pump may be installed before or after hitching the
planter to the tractor. If the planter has a 3-point hitch,
installing the pump first may be easier.
Refer to Figure 6
1.Completely remove the socket head cap screws
from the coupler.
Note: If the coupler is not mounted, or you need to
change to a different coupler, see page 9.
2.If space is constrained inside the tractor PTO shield,
rotate the coupler to an orientation that eases later
inserting and tightening of the cap screws.
2
1
Prepare Tractor
3.Back the tractor into close proximity to the planter
(within pump hose reach of the PTO shaft).
4.Shut down the tractor and remove the key.
5.Make any necessary adjustment to the tractor
drawbar. This might include:
inverting an offset drawbar, and/or
relocating a clevis assembly (not shown).
6.Clear the PTO shaft of any pins or wires that
might prevent the pump from fully seating on the
shaft.
3
4
Entanglement and Crushing Hazard:
Never perform any mechanical adjustment, PTO setup or
hitching with the tractor running. Take no chances that the
PTO might become active. Entanglement or flailing equipment
can cause serious injury or death faster than you can react.
1
8
2
4
7
6
Mount and Pump
7.With hydraulics hoses to rear, and torque arm to
right of drawbar, slide the pump assembly fully onto
the PTO shaft.
8.Insert one socket head cap screw into the larger
counter-sunk clamping holesin the aft end of the
coupler. The screw head fully seats, below the
surface of the coupler, in these holes.
See NOTICE at right.
9.Adjust the position of the coupler on the shaft until
the screw threads are in the PTO shaft groove.
Thread screw in until finger tight.
10. Insert the other socket head cap screw in the other
side of the coupler. Thread it until finger tight.
11. Pull and twist the pump assembly to verify that the
socket head cap screws prevent sliding along the
PTO shaft.
12. Tighten both cap screws to1⁄2-13 Grade 8 torque
specification (105 foot-pounds, 145 N-m).
13. Complete normal planter hitching.
2
1
7
5
6
3
Figure 6:
Mount PTO Pump
Entanglement and Flailing Equipment Hazards:
Do not use a driveline, shaft extension, adaptor or external
gearbox with the PTO pump. Use the pump, with a Great
Plains coupler, only on a native 1000 rpm 20- or 21-spline
stub shaft. Extra fittings create entanglement hazards. Fittings
also destabilize the shaft, and may make it impossible to
adequately secure the pump against torque and shaft slip.
Equipment Damage Risk:
Use the clamping holes. Do not use the drive-out holes
(the smaller forward holes that are threaded to the surface).
Drive-out holes are used only during dismount. The screws
only partially thread into these holes. These holes do not
adequately secure the pump to the shaft. The pump is likely to
fall off if these holes are used for pump mounting.
78
5
34846
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexPTO Operation11
Check Hydraulics
Check Oil Level
Refer to Figure 7
1.Verify that the planter is level front to back and side
to side.
2.Inspect the sight gauge on the pump system
reservoir. The oil level must be aligned with the
center border of the OIL FILL LINE decal
(858-029C).
1
2
1
2
Hot Surface and Hot Fluid Hazards:
Assess the reservoir temperature before adjusting oil level.
Draining excess hot oil could result in a severe burn. If the
PTO has been operated recently, the oil temperature could be
as high as 180°F (82°C).
3.Add or drain oil as needed to obtain the correct
amount. Some adjustment is normally required with
a new system, or after a filter change.
Note: The fill level dimension from reservoir bottom is:
a
10.73 inches (27.3 cm)
If the 858-029C decal requires replacement, adjust
the top edge of the center border line to this height.
Inspect Hoses and Fittings
4.Check that all hydraulic fittings are tight and dry.
Inspect all hoses for damage, wear and fatigue.
Because the PTO pump system is closed, any
visible fluid may be an indication of a leak.
a
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
Do NOT operate with hydraulic oil at or above 180°F.
OIL FILL LINE
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
858-004C
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
818-240C Rev. A
Figure 7:
Check Oil Level
DANG ER
858-029C
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
34847
2014-09-10Table of ContentsIndex411-015M
122- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Starting the Pump
While the planter is stationary, it may be necessary to
briefly operate the pump for any of several reasons:
• verify system installation or PTO operation
• verify oil level with system fully charged
• set initial meter pressurization
Refer to Figure 8
1.If the system is adjusted, leave the flow control
valve as-is.
If the system is not yet adjusted, close the flow
control valve to prevent fan motion. Turn the lock
12
disc counter-clockwise to release the knob.
Turn the knob fully clockwise to close the valve.
2.Clear the hitch area of non-essential persons.
Check essential personnel for long hair, scarves,
cords, frays, loose flaps and anything else that
might get entangled. Clear the area of dangling or
loose wires, straps, cord and other lines that might
become entangled and pull someone in.
Entanglement and Crushing Hazard:
Use extreme caution in the hitch area when the PTO is
operating.
High Pressure Fluid Hazard:
Watch for signs of fluid leaks. Escaping fluid under pressure
can have sufficient pressure to penetrate the skin causing
serious injury. 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. If an
accident occurs, seek immediate medical attention from a
physician familiar with this type of injury.
3.It is not necessary to run the PTO at the full
1000 rpm. You may run it any speed that provides
sufficient seed flow and meter pressurization
(page 13).
1
DANGER
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with1000 rpm PTO
818-240C Rev. A
Figure 8:
Flow Control Valve (3PYPA#56)
4.• Check that tractor is in Park or Neutral.
• Check parking brake set.
• Set the tractor PTO controls for
1000 rpm gearing (if multi-speed) and
clockwise rotation (if bidirectional).
• Start tractor engine and set throttle to idle.
• Engage the PTO.
• Bring the tractor engine and PTO up to intended
field rpms.
5.Check for hydraulic fluid leaks.
6.Verify fluid level in reservoir (page 11).
About the Flow Control Valve
The flow control valve adjusts the percent of PTO pump
output that is supplied to the planter hydraulic motors.
The total pump flow, in gpm or liters/min, is also directly
proportional to PTO shaft rpm.
Adjustment may require two persons. Pump oil flow is
ideally adjusted with all hydraulic motors active under
simulated field workload, relying on seed monitor rpm
readout, and/or Magnehelic® pressure gauges.
2
34848
Equipment Damage Risk:
Do not START the pump and fan suddenly at high PTO speed.
Engage the PTO clutch slowly (if possible) and/or at low
engine rpm, and gradually increase PTO rpm. The hydraulic
fan can be damaged by sudden acceleration.
Hearing Damage Hazard:
Wear ear protection when adjusting the flow control valve. The
valve is located near the fan(s). The fan(s) must be running
during adjustment. The fan(s) are loud.
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexPTO Operation13
Flow Control Page Reference
On Great Plains Yield-Pro® 2- and 3-section planters,
the PTO pump supplies between one and three hydraulic
motors.The table below summarizes the motor count/use
and readout resource available for the covered planters.
3PYP#56401-939A Hydraulic Seed/Meter Fan Seed Drive-RPMHitch18
3PYPA#55401-942AGroundSeed/Meter Fan--RPMHitch15
3PYPA#56401-940A Hydraulic Seed/Meter Fan Seed Drive-RPMHitch14
a
a. The “#” notation indicates the Feature Code used to specify ground drive (#55) or hydraulic drive (#56) seed metering.
b. A readout of fan rpm is also available on the console for reference.
PTO
Kit
Seed
Drive
First
Motor
Second
Motor
Third
Motor
Fan
Adjust
Valve
Location
b
Walkboard17
b
Cart Strut16
Page
2014-09-10Table of ContentsIndex411-015M
142- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
On hydraulic drive models YP1225A#56, YP1625A#56,
YP2425A, YP3025A/AR, YP4025A/AR, YP4425A and
3PYPA#56, the PTO system drives two
plumbed in parallel:
a. The fan motor generates an airflow for seed delivery
b. The seed meter shaft motor is under seed monitor
Adjustment Steps:
1.Have the DICKEY-john® Planter/Drill Control User
2.Have the Operator and Seed Rate manuals at hand,
3.Loading seed is not required. If you do load seed,
4.Turn the IntelliAg® monitor system on.
5.Set:
6.Hitch the tractor to be used, and install the PTO
Refer to Figure 9
7.Release the lock disc counter-clockwise to
®
Air-Pro® Planters
a
motors,
and meter pressurization. The ratio is servo vane
controlled by the DICKEY-john®IntelliAg® seed
monitor. The vane needs to be active for accurate
flow control adjustments.
control, via a proportional flow solenoid valve. When
engaged at typical seed rates, operating this motor
reduces flow to the fan motor. The seed motor needs
to be engaged at least briefly during setup to choose
a flow rate that keeps the fan at optimal speed.
Level 2&3 manual at hand. Making changes to the
GROUND SPEED SETUP configuration requires
the Level 2 password.
so that meter setting and fan rpm targets are known
for the seed to be planted.
set out recovery means to capture seed metered
during testing, or use section clutchesb to disable
metering.
Turn the Master switch off.
On the console, navigate to the
GROUND SPEED SETUP screen.
Record the ground speed constant:
Source
Gspd Constant
Source
Manual Gnd Spd
Implement Lift
Digital Freq.
12345 (actual value varies)
Manual
5.0 MPH (or as desired)
Disabled
pump. Raise the planter. Unfold the planter.
1
release the knob. Turn the knob fully clockwise to
2
shut off flow to the motors.
1
2
DANGER
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with1000 rpm PTO
818-240C Rev. A
Figure 9:
Flow Control Valve (3PYPA#56)
Entanglement and Crushing Hazard:
Use extreme caution in the hitch area when the PTO is
operating.
8.Start the tractor, and seed monitor. Bring the PTO
up to expected field rpm (which is often not the full
1000 rpm).
9.Turn the IntelliAg® Master switch on to engage the
hydraulic seed meter drive.
10. With one person observing the fan rpm readout on
the seed monitor, turn the knob
2
counter-clockwise until the fan is at the rpm
recommended for this planter configuration, crop,
population and intended field speed.
Secure the knob at this setting with the lock disc.
11. Shut down the PTO. Set Master switch off.
12. On the console, navigate to the
GROUND SPEED SETUP screen.
Restore the original settings:
Source
Gspd Constant
Implement Lift
Digital Freq.
12345 (actual value varies)
Enabled
Monitor fan rpm when planting. If it is lower than during
flow setup, perform the setup steps again, and set the
valve for a higher rpm.
34848
a. When the Yield-Pro® PTO pump system was installed, there was an option to use it only for the air system, and leave the hydraulic
drive on a dedicated tractor connection. In this case, load seed, but ignore the steps to compensate for seed drive motor load.
b. If Swath Command™ section control is installed, connect the compressor at the hitch, or clutches will not disengage.
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexPTO Operation15
Flow Adjust: Ground Drive IntelliAg
®
Center-Fill Planters
On ground drive models YP1220, YP1225#55,
YP1225A#55, YP1625#55, YP1625A#55, YP1630F,
3PYP#55 and 3PYPA#55, the PTO system drives one
motor, the fan supplying air for seed delivery and meter
pressurization. The air ratio is servo vane controlled by
the seed monitor. The vane needs to be active for
accurate flow control adjustments.
Adjustment Steps:
1.Hitch the tractor to be used, and install the PTO
pump. Raise the planter. Unfold the planter.
Refer to Figure 10
2.Release the lock disc counter-clockwise to
release the knob. Turn the knob fully clockwise to
shut off flow to the motors.
Entanglement and Crushing Hazard:
Use extreme caution in the hitch area when the PTO is
operating.
3.Start the tractor, and seed monitor. Bring the PTO
up to expected field rpm (which is often not the full
1000 rpm).
4.With one person observing the fan rpm readout on
the seed monitor, turn the knob
counter-clockwise until the fan is at the rpm
recommended for this planter configuration, crop,
population and intended field speed.
1
2
2
1
2
Figure 10:
Flow Control Valve (YP1625#55)
36338
Secure the knob at this setting with the lock disc.
5.Monitor fan rpm when planting. If it is lower than
during flow setup, perform the setup steps again,
and set the valve for a higher rpm.
2014-09-10Table of ContentsIndex411-015M
162- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Flow Adjust: Ground Drive Row-Hopper
Air-Pro
On planter models 1625AHL, the PTO system drives the
fan motor, which is used only for seed meter
pressurization.
The seed monitor console reports, but does not control
fan rpm, and the value noted during adjustment can be
useful afield and during later setups.
Adjustment Steps:
Refer to Figure 11
1.Consult your planter Seed Rate manual for the
2.Install seed disks. Leave rain covers off meters.
3.Set meter inlet shutters per the Seed Rate manual.
4.Open any slide gates under hoppers.
5.Load enough seed to completely fill the meter inlet
6.Set out containers, under row unit seed tubes, to
7.Clear the hitch area of non-essential persons.
8.Configure the meter drive system sprockets for the
9.Per your planter Operator manual, hitch the planter.
10. • Check that tractor is in Park or Neutral.
®
(Meter-Only) Planters
intended crop, noting:
• Range and Transmission sprockets required,
• correct Air-Pro
• initial inlet shutter setting (not shown), and
• initial meter pressurization.
tubes, and at least partially fill every hopper.
collect seed metered during setup.
Check essential personnel for long hair, scarves,
cords, frays, loose flaps and anything else that
might get entangled. Clear the area of dangling or
loose wires, straps, cord and other lines that might
become entangled and pull someone in.
rate desired (see Seed Rate Manual).
Raise the planter. Install lift locks. This is to free the
meter ground drive wheel.
• Check parking brake set.
• Set the tractor PTO controls for
1000 rpm gearing (if multi-speed) and
clockwise rotation (if bidirectional).
• Start tractor engine and set throttle to idle.
• Engage the PTO.
• Bring the tractor engine and PTO up to intended
field rpms.
®
seed disk (not shown),
1
2
3
Figure 11:
Flow Control Valve (1625AHL)
11. At the flow control valve, turn the lock disc
counter-clockwise to release the knob. Slowly
turn the knob counter-clockwise to start the fan.
Bring the fan speed up until the Magnehelic
gauge displays the suggested pressure for this
crop.
12. Turn the meter ground drive wheel forward several
turns, until all exposed cells in all seed disks contain
seed.
13. Recheck the Magnehelic® gauge. The reported
pressure is likely to have increased. Adjust the flow
control knob to bring the pressure reading back to
the recommended value. Tighten the lock disc.
14. Shut down the PTO, and as desired, the tractor.
15. Install rain covers on seed meters.
3
36340
1
2
®
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexPTO Operation17
Flow: Ground Drive Row-Hopper Air-Pro
®
Dry Fertilizer Planters
On model 1625AHD planters, the PTO pump drives a
single fan which delivers dry fertilizer and pressurizes the
seed meters. Setting and balancing pressures is a
manual operation. The seed monitor reports fan rpm.
Review the air system overview, fan operation, and
butterfly valve adjustment in the 411-020M Operator
manual before adjusting for PTO operation.
1. Look up the recommended meter pressurization for
the intended crop (see Seed Rate manual). Make a
note of the previous or factory settings of all butterfly
valves. Load seed in hoppers and meters. Meters
must be full to inlet shutters for valid readings.
Refer to Figure 13
2. Close the manifold outlet butterfly valve
(set to 90°). If the wing butterfly valves have been
previously adjusted for balance, leave them
undisturbed, otherwise set them full open (0°).
3.• Check that tractor is in Park or Neutral.
• Check parking brake set.
• Set the tractor PTO controls for
1000 rpm gearing (if multi-speed) and
clockwise rotation (if bidirectional).
• Start tractor engine and set throttle to idle.
• Engage the PTO.
• Bring the tractor engine and PTO up to intended
field rpms.
5
1
2
3
20
30
10
0
40
50
858-193C
Figure 12:
Flow Control Valve (1625AHL)
4
36339
29842
Entanglement and Crushing Hazard:
Use extreme caution in the hitch area when the PTO is
operating.
5
Refer to Figure 12
4.At the flow control valve, turn the lock disc
counter-clockwise to release the knob. Slowly
1
2
turn the knob counter-clockwise to start the fan.
Bring the fan speed up until the Air-Pro® gauge
4
displays the suggested pressure for this crop.
Secure the lock disc.
5.Raise the planter. Turn each meter ground drive
wheel (2 or 3 per planter) forward several turns, until
all exposed cells in all seed disks contain seed.
6. As necessary, readjust manifold outlet butterfly
5
valve to achieve recommended pressure on the
Air-Pro® gauge.
4
Figure 13
Fertilizer Manifold Butterfly Valve
36134
858-208C
7. Re-check both pressures in the field, with material
flowing at desired rates. Adjust fan speed to stay
within 35 to 45 inches on the fan manifold gauge.
Adjust the manifold outlet butterfly valve to the
5
3
suggested pressure for the seed.
2014-09-10Table of ContentsIndex411-015M
182- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Flow Adjust: Hydraulic Drive IntelliAg
®
Singulator Plus™ & Finger Pick-Up Planters
On hydraulic drive models YP1225#56, YP1625#56,
YP2425, YP2425F, YP3010HDP, YP3020P, YP3025,
YP4010HDP, YP4020P, YP4025, YP4025F and
3PYP#56, the PTO system drives twoa or three motors,
plumbed in parallel:
a. One fan motor (two on model YP2425F) generates
an airflow for seed delivery and/or fertilizer delivery
(models YP2425F, YP4025F).
b. The other motor, for seed meter operation, is under
seed monitor control, via a proportional flow solenoid
valve.
When engaged at typical field seed rates, the seed drive
motor reduces flow to the delivery fan. The seed motor
needs to be engaged at least briefly during setup to
choose a flow rate that keeps the delivery fan at optimal
speed.
Adjustment Steps:
1.Have the DICKEY-john
Level 2&3 manual at hand. Making changes to the
GROUND SPEED SETUP configuration requires
the Level 2 password.
2.Have the Operator and Seed Rate manuals at hand,
so that the fan rpm target is known for the seed to
be planted.
3.Loading seed is not required. Loading fertilizer is
not recommended. If you do load seed, set out
recovery means to capture seed metered during
testing, or use section clutchesb to disable
metering.
4.Turn the IntelliAg® monitor system on.
Turn the Master switch off.
On the console, navigate to the
GROUND SPEED SETUP screen.
Record the ground speed constant:
Source
Gspd Constant
5.Set:
Source
Manual Gnd Spd
Implement Lift
6.Hitch the tractor to be used, and install the PTO
pump. Raise the planter. Unfold the planter.
®
Planter/Drill Control User
Digital Freq.
12345 (actual value varies)
Manual
5.0 MPH (or as desired)
Disabled
1
2
DANGER
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with1000 rpm PTO
818-240C Rev. A
Figure 14:
Flow Control Valve (3PYP#56)
Refer to Figure 14
7.Release the lock disc counter-clockwise to
release the knob. Turn the knob fully clockwise to
1
2
shut off flow to the motors.
Entanglement and Crushing Hazard:
Use extreme caution in the hitch area when the PTO is
operating.
8.Start the tractor, and seed monitor. Bring the PTO
up to expected field rpm (which is often not the full
1000 rpm).
9.Turn the IntelliAg® Master switch on to engage the
hydraulic seed meter drive.
10. With one person observing the fan rpm readout on
the seed monitor, turn the knob
2
counter-clockwise until the fan is at the rpm
recommended for this planter configuration, crop,
population and intended field speed.
Secure the knob at this setting with the lock disc.
11. Shut down the PTO. Set Master switch off.
12. On the console, navigate to the
GROUND SPEED SETUP screen.
Restore the original settings:
Source
Gspd Constant
Implement Lift
Digital Freq.
12345 (actual value varies)
Enabled
Monitor fan rpm when planting. If it is lower than during
flow setup, perform the setup steps again, and set the
valve for a higher rpm.
34848
a. If the Yield-Pro® PTO pump system was ordered for ground drive, the hydraulic drive is still on a dedicated circuit. In this case, load
seed, but ignore the steps to compensate for seed drive motor load.
b. If Swath Command™ section control is installed, connect the compressor at the hitch, or clutches will not disengage.
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexPTO Operation19
On models YP1630F, the PTO system drives one motor,
for the fertilizer delivery fan.
Adjustment Steps:
1.Have the Operator and Seed Rate manuals at hand,
so that the fan rpm target is known for the material
to be applied and the rate range.
Note: Loading material is not required. The fertilizer
meter does not operate during this setup.
2.Hitch the tractor to be used, and install the PTO
pump. Raise the planter.
Refer to Figure 15
3.Release the lock disc counter-clockwise to
release the knob. Turn the knob fully clockwise to
1
2
shut off flow to the motors.
1
2
Figure 15:
Flow Control Valve (YP1630F)
and Magnehelic® Gauge
20
30
10
0
40
50
2
34849
31187
Entanglement and Crushing Hazard:
Use extreme caution in the hitch area when the PTO is
operating.
4.Start the tractor, and seed monitor. Bring the PTO
up to expected field rpm (which is often not the full
1000 rpm).
5.With one person observing the Magnehelic®gauge,
turn the knobcounter-clockwise until the fan is at
2
the recommended pressure for this planter
configuration, fertilizer and application rate.
Secure the knob at this setting with the lock disc.
6.Shut down the PTO.
Monitor pressure when planting. If it is lower than during
flow setup, perform the setup steps again, and set the
valve for a higher pressure.
2014-09-10Table of ContentsIndex411-015M
202- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
PTO Unhitching
The pump may be dismounted before or after unhitching
the planter and tractor. With a 3-point planter or 3-point
hitch, dismounting the pump last may be easier, which is
the order shown on this page. For safety, have the tractor
completely shut down during PTO dismounting.
1.At the tractor, shut down the PTO.
Note: The PTO may be shut down suddenly or gradually.
The fan circuit includes a bypass to recirculate
excess pressure during deceleration. The fan is
only sensitive to sudden acceleration.
2.Do not approach the hitch area until the PTO shaft,
and the fan, have slowed to a complete stop.
3.Mechanically unhitch the planter per the Operator
manual. Leave the PTO pump mounted at this time.
4.Pull the tractor forward enough to allow access to
the PTO pump. Put the tractor in Park or Neutral.
Engage the parking brake. Shut the tractor down.
Remove the key.
5.Loosen and remove the socket head cap screws
at the PTO coupler.
6.Slide the PTO pump off the PTO shaft.
2
Entanglement Hazard:
Remain clear of a rotating PTO shaft. Even when coasting to a
stop, a PTO shaft can have enough residual torque to inflict
serious or fatal injury.
Hot Surface Hazard:
Remain clear of the pump reservoir during unhitching.
The oil may be hot enough to inflict a painful burn.
1
3
1
If, after removing the cap screws, the coupler is still
grasping the PTO shaft too tightly to remove, use
the drive-out holes to pry the clamping halves
apart. Insert the cap screws in the forward drive-out
holes. Tighten them alternately until the coupler is
free.
7.Store the pump on the planter. Insert the torque
55
arm into the storage mount.
The storage mount is located on the front of a
3-point hitch and on the right side of a pull-type
tongue at the hitch bolts.
3
2
4
Figure 16:
Dismount PTO Pump
5
34846
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndex21
PTO Troubleshooting
SymptomCauseRemedy
Air-Pro
®
seed meter
pressure too low
Pressure correct on
®
Magnehelic
, but
skips or doubles
Oil overheating
Fan running in
reverse
Fan doesn’t run at all
Flow control adjusted too lowIncrease flow control (page 13).
Fan butterfly valve closed or set at too high
an angle
PTO rpm too lowBring up PTO rpm, but do not exceed
Fan running in reverse (multiple possible
causes)
Pump cavitatingCheck oil level (page 11).
No blank disks in unused seed metersInstall blank disks to balance pressure.
Seed inlet shutters open too wideVerify setting vs., rate charts. Adjust as
Oil filter cloggedReplace oil filter and oil (page 22).
Magnehelic® gauge disconnected or
sample line(s) leaking
Magnehelic® gauge uncalibratedRe-zero (see Operator manual).
Flow control valve failure or malfunctionRepair or replace valve.
Fan seals damagedRepair or replace fan motor.
PTO rotation and fan or valve hoses
reversed (highly unlikely)
Fan cooler pluggedClean or replace fan cooler.
Pressure gauge disconnected or sample
line(s) leaking.
Magnehelic® gauge uncalibrated.Re-zero (see Operator manual).
Seed variety may require adjustment.Check all other possible pressure errors,
Oil filter cloggedReplace oil filter and oil (page 22).
PTO rpm too highAdjust system for ideal pressure at lower
Fan butterfly valve angle too highReduce to 30° (see planter Operator
PTO shaft turning counter-clockwiseSet tractor controls for clockwise PTO.
Hoses reversedCheck hose routing from pump to valve, to
Low oil level in reservoirTop off reservoir. Check system for leaks.
Flow control valve closedAdjust valve (page 13).
Hoses misconnectedReview installation (page 49).
Adjust angle (see Operator manual).
1000 rpm.
See “Fan running in reverse” below.
need for actual seed pool.
Check air gauging system.
Set tractor controls for clockwise PTO.
Reconnect hoses.
Check air gauging system.
then fine tune pressure for one seed per
disk cell.
PTO rpm.
manual).
reservoir and fan per Parts manual.
2014-09-10Table of ContentsIndex411-015M
222- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
PTO Maintenance
Oil and Filter Change
Oil Fill
Refer to Figure 17 and Figure 18
A dry or fully drained system may require as much as
20 gallons (76 liters) of oil to charge the cooler, pump,
motor(s), hoses, filter and valve, and leave 13.5 gallons
(51 liters) in the reservoir.
Before adding oil, check that the drain plug is secure,
1
and that there are no signs of leaks in hoses or at any
system fittings.
Oil Specification
10W-30 good quality mineral base hydraulic fluid,
viscosity 70 to 250 SUS at 210°F (100°C)
Remove the filler cap. Add oil until the oil level in the
reservoir, as observed on the sight gauge, reaches the
2
3
fill line on the decal (the top edge of the horizontal
mid-border of the decal). The fill line is 10.73 inches
(27.3 cm) above the reservoir bottom. If the 858-029C
decal requires replacement, adjust the center border line
to this height.
Operate the PTO system briefly, or until the reservoir
level stops changing. See “PTO Operation” on page 8
for operations.
Recheck the sight gauge. As necessary, add oil to fill
line.
Oil and Filter Change
At a regularly scheduled oil change, also change the
filter. At initial system flush, no filter change is required.
Refer to Figure 18 and Figure 17
1.Wait for the oil to cool before changing the oil.
2.Place a container with at least a 20 gallon (76 liter)
capacity under the drain plug of the reservoir.
3.Carefully remove the drain plug.
4.Allow several minutes for oil in the filter to drain into
and out of the reservoir. Change filter as required.
See page 23 for filter size. Seat filter per
instructions on filter.
5.Thread the plug back into the reservoir. Seating
torque is 27 to 43 foot-pounds (37 to 58 N-m).
1
3
Hot Surface and Hot Fluid Hazards:
Assess the reservoir temperature before adjusting oil level.
Draining excess hot oil could result in a severe burn. If the
PTO has been operated recently, the oil temperature could be
as high as 180°F (82°C).
1
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFOREoperating machine.
Keep tractor at IDLING SPEED andslowlyengage PTO
to prevent damage to HydraulicMotorKeepRadiator clean and freeof foreignmatter to
prevent overheating.
OIL FILL LINE
Do NOT operate with hydraulic oil at or above 180°F.
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
858-004C
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
CAUTION
To avoid Injury or
858-029C
Machine Damage:
·Operate only with
1000 rpm PTO
DANGER
818-240C Rev. A
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
Figure 17:
Oil Filler Cap and Filter
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
Do NOT operate with hydraulic oil at or above 180°F.
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
858-004C
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
OIL FILL LINE
CAPACITY = 13.5 U.S. GALS
CAUTION
To avoid Injury or
Machine Damage:
·Operate only with
1000 rpm PTO
2
34843
858-029C
DANGER
818-240C Rev. A
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
Figure 18:
34850
Oil Drain Plug
411-015MTable of ContentsIndex2014-09-10
Great Plains Manufacturing, Inc.Table of ContentsIndexPTO Maintenance23
Lubrication and Scheduled Maintenance
Intervals
Multi-purpose
spray lubricant
Multi-purpose
grease lubricant
Multi-purpose
oil lubricant
Inspection
34208
(operating hours)
50
at which service
is required
Oil Filter
25 / 150
WARNING
HOT FLUID HAZARD
1 filter per planter
Type:Great Plains 891-385C
Fleetguard HF6611
Zinga HE-10L
Change filter after first 25 hours, and then every 2 years
or 150 hours.
34843
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
Do NOT operate with hydraulic oil at or above 180°F.
OIL FILL LINE
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
858-004C
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
CAUTION
To avoid Injury or
858-029C
Machine Damage:
·Operate only with
1000 rpm PTO
DANGER
818-240C Rev. A
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
Pump/Fan Oil
300 or 4 Years
1 reservoir per planter
Type:10W-30 Mineral-Based Oil
70 to 250 SUS at 210°F (100°C)
Quantity: 13.5 U.S. gallons (51 liters)
Change filter when changing oil, except at initial system
flush.
Seal Kit
As Needed
1 kit per planter, includes snap ring and all seals
Type:810-901C for Parker 350C pumps
810-902C for Parker 365C pumps
Consult the
Service Manual
PGP/PGM315, 330, 350, 365
HY09-SM300/US,
available from Parker Hannifin Corporation:
www.parker.com
34843
WARNING
HOT FLUID HAZARD
Read Owner’s Manual BEFORE operating machine.
Keep tractor at IDLING SPEED and slowly engage PTO
to prevent damage to Hydraulic Motor
Keep Radiator clean and free of foreign matter to
prevent overheating.
Do NOT operate with hydraulic oil at or above 180°F.
OIL FILL LINE
CAPACITY = 13.5 U.S. GALS
USE ANY HIGH QUALITY MINERAL BASED
HYDRAULIC FLUID WITH A VISCOSITY RATING
OF 10W-30. OIL MUST BE CLEAN AND FREE
FROM DIRT OR CONTAMINANT PARTICLES TO
PREVENT DAMAGE TO PUMP AND MOTOR.
REPLACE FILTER ELEMENT AFTER EVERY
858-004C
150 OPERATING HOURS OR 2 YEARS SERVICE.
LEVEL TOOLBAR BEFORE CHEKING OIL LEVEL
CAUTION
To avoid Injury or
858-029C
Machine Damage:
·Operate only with
1000 rpm PTO
DANGER
818-240C Rev. A
ROTATING DRIVELINE -
CONTACT CAN CAUSE DEATH
KEEP AWAY!
DO NOT OPERATE WITHOUT-
All driveline guards, tractor
and equipment shields in place
PTO pump assembly securely
attached with torque arm and clamp
bolts properly torqued
858-030C
34852
2014-09-10Table of ContentsIndex411-015M
242- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Appendix A - Installation
Before You Start
Most accidents are the result of negligence and
carelessness, usually caused by failure of the installer to
follow simple but necessary safety precautions. Allow no
one to install the Yield-Pro® PTO pump before carefully
reading this manual.
Fasteners may be loosely assembled. Remove them
before mounting the component. Due to evolving
manufacturing practices, sub-assemblies may already be
completely pre-assembled. If so, check that fasteners are
tight, and skip the unneeded assembly steps.
Tools Required
• a lift or hoist with a 100 pound \ 45 kg capacity
• basic hand tools
• 10 to 15 gallons (38 to 57 liters) of good quality
10-W30 mineral base hydraulic fluid, viscosity from
70-250 SUS range at 210°F (100°C).
• bucket for collecting oil
• hose marker, such as white electrical tape and
indelible marker
• power equipment with a Type 2 or 3 PTO for flushing
and charging the system
• the planter Operator and Parts manuals
• protective footwear if the planter already has coulters
or row cleaners installed
• 14.9 mm (9⁄16 or 0.56 inch) drill bit, suitable pilot bit,
and portable drill with 15 mm (5⁄8inch) or larger chuck.
Torque values for fasteners are shown on page 85.
a
Call-Outs
19
to
and
az
to
1169
to
101310
to
a. For a pull-type planter, a jack or hoist with a 1000 pound (453 kg) capacity may be needed, depending on the outcome of the
411-015MTable of ContentsIndex2014-09-10
Single-character callouts identify
components in the currently referenced
Figure or Figures. Numbers and letters may
be reused for different items on other pages.
Two-digit callouts in the range 11 to 69
reference existing parts removed and
reused. They are listed on page 90.
Three-digit callouts in the range 101 to 310
reference new parts. The descriptions match
those on the parts, cartons, bags or item
tags, as well as descriptions your updated
Parts Manual.
inspection at step 12 on page 28.
Great Plains Manufacturing, Inc.Table of ContentsIndexAppendix A - Installation25
Compatible Planters
1.Check the kit part number, and planter serial
number plate before beginning installation. The kits
may not be compatible with all older planters.
Yield-Pro® 2- or
PTO Pump Kit
3-Section Planter
ModelOldest
YP1220Ground Drive✔
YP1225#55Ground Drive✔
YP1225#56s/n A1111K+
YP1225A#55Ground Drive✔
YP1225A#56Hydraulic Drive✔✔
YP1625#55year 2005+aGround Drive✔
YP1625#56s/n A1190B+aHydraulic Drive ✔✔
YP1625A#55Ground Drive✔
YP1625A#56Hydraulic Drive✔✔
YP1630FGround Drive✔
YP2425Hydraulic Drive✔
YP2425AHydraulic Drive✔
YP2425FHydraulic Drive✔
YP3010HDPHydraulic Drive✔
YP3025Hydraulic Drive✔
YP3025A/ARHydraulic Drive✔
YP4010HDPHydraulic Drive✔
YP4025Hydraulic Drive✔
YP4025A/ARHydraulic Drive✔
YP4025FHydraulic Drive✔✔
YP4425AHydraulic Drive✔✔
1625AHDGround Drive✔
1625AHLGround Drive✔
3PYP#55s/n 1056S+
3PYP#56s/n 1056S+cHydraulic Drive✔✔
3PYPA#55s/n 1056S+cGround Drive✔
3PYPA#56s/n 1056S+cHydraulic Drive✔✔
a. For hydraulic drive models, check the serial number plate. For ground drive models, note whether the seed monitor is a
DICKEY-john
manufactured prior to 2005 may not be mechanically compatible with these kits, may have a fan with no case drain, and/or
have a hydraulic drive controller and/or seed monitor for which flow rate setup instructions are not provided in this manual.
b. On Hydraulic Drive planters, use the Ground Drive kit if you desire to leave the hydraulic drive on a dedicated circuit.
c. 3PYP and 3PYPA models must also have hydraulic steering.
®
IntelliAg® (supported) or Seed Manager SE (unsupported). Models with lower serial numbers or
Seed Drive
401-934A
401-935A
401-936A
401-937A
401-938A
401-939A
a
Hydraulic Drive ✔✔
c
Ground Drive✔
b
b
b
b
401-940A
401-941A
b
b
401-942A
401-943A
401-944A
401-945A
401-946A
401-951A
411-014A
411-138A
411-147A
2014-09-10Table of ContentsIndex411-015M
262- & 3-Section YP PTO PumpsTable of ContentsIndexGreat Plains Manufacturing, Inc.
Models Not Listed
Single-section models 2025A, 2525A, YP425A,
YP425A3P, YP625A, YP625A3P, YP825A, YP825A3P
and YP825AR have separate 6-spline PTO kits, which
are covered in manual 401-885M.
®
For any other Air-Pro
Great Plains dealer contact the factory for current
information.
or Yield-Pro® planter, have your
Pre-Delivery and Other Options
If you are installing the Yield-Pro® PTO Pump on a
newly-shipped planter, it may be more convenient to
install the PTO pump system during the dealer
pre-delivery setup:
• Install the PTO pump system before mounting a seed
hopper or PROBOX® (or remove any seed container
present). This improves working space around the fan.
Exception: on models YP1630F, YP2425F and
YP4025F, install the seed structures first.
• Install the PTO pump system before installing or
completing installation of markers. This eliminates an
overhead sharp object hazard, and improves working
space at the fan(s).
• Install the PTO pump system after installing an
optional hydraulic tongue. Installing the tongue later
would require removing the PTO storage mount.
Prepare Planter
2.Read and understand “Important Safety
Information” starting on page 1.
3.Position the planter on a level surface in a well
lighted location suitable for the installation, which
includes room to unfold, and possibly room (and
vertical clearance) to unfold markers. A clear
surface beneath makes it easier to recover any
dropped parts.
4.Examine the working space around fans. If space is
tight, consider two steps to improve it:
a. dismount a removable seed hopper/PROBOX
b. unfold markers
5.Lower the unfolded planter, or install lift locks if left
raised.
6.Chock the tires if the surface is not completely level.
7.Unhitch the planter.
®
Figure 19:
YP2425: No Seed Hopper
26045
411-015MTable of ContentsIndex2014-09-10
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