Grouser Products Ag Pro Plus User manual

Date 9-24-2018
PN: 63-19630-INS
Ag Pro Plus/Ag Pro SS
JD 9RX
Undercarriage Installation Instructions
Purchase Date
Serial Number
Model Number
Tractor Model
Dealer
Serial No: 10205376-10205708

2
Description Page
To The Owner, Maintenance & Torque Specications 2
Safety Precautions & Unpacking Components 3
Undercarriage Installation Instructions 4-9
Lift Components, Tow Cable Components & Notes 10-11
Contact Us, Improvements, & Warranty 12
Contents
To The Owner
This manual contains information concerning the operation, adjustment, and maintenance of the Ag Pro Plus
dozer system. You have purchased dependable, long lasting equipment, but only by proper care and operation
can you expect to receive the performance and long service built into our products. Please have all operators
read this manual carefully and keep the manual available for ready reference. If you have any questions or
concerns, contact Grouser Products.
Maintenance
Due to the harsh environment this equipment operates in, the following tasks should be
performed every 10 hours or less.
• Inspect all equipment before operation for existing or potential damages.
• Lubricate all joints with high quality grease.
• Inspect and tighten all bolts to torque specications on page 3.
• Make sure all non-rotating pins are secured properly.
• Check hydraulic cylinders and hoses for damage or leaks. For replacement parts, see hydraulic pages for
your specic system.
Torque Specications
All bolts should be tightened to the specications that are stated. If specications are not stated, follow torque
charts below.
Torque - Dry (ft–lbs)
SAE Grade 5 SAE Grade 8
Size UNC UNF UNC UNF
5/16 19 20 29 31
3/8 33 36 47 51
7/16 54 58 78 85
1/2 78 85 119 129
9/16 114 124 169 184
5/8 154 167 230 250
3/4 257 280 380 414
7/8 382 416 600 654
1 587 639 903 984
Torque - Dry (ft-lbs)
Size Grade 10.9
M18 x 2.00 236
M20 x 2.50 432
M22 x 2.50 394
M24 x 3.00 570

3
Safety Precautions
A careful operator is the best operator. Most accidents can be avoided by observing certain precautions. To
help prevent accidents, read and take the following precautions before operating this equipment. In addition to
these precautions, please follow all safety and operational instructions supply by your tractor manufacturer.
The Dozer:
1. The Ag Pro Plus Dozer should be operated only by those who are responsible and instructed to do so.
2. Read the owner’s manual carefully before using this equipment. Lack of operating knowledge can lead to
accidents.
3. Keep the dozer maintained and in good condition to ensure your safety.
4. Make sure the area around you is clear of people before moving any equipment.
5. Do not modify or permit anyone else to modify or alter the equipment and its components without rst
consulting Grouser Products.
Servicing the Dozer:
1. Read and follow all safety instructions provided by the tractor manufacturer.
2. Always use proper personal safety gear when performing maintenance on equipment.
3. Before servicing, relieve hydraulic pressure, stop engine and fully engage parking brake.
4. Escaping hydraulic uid under pressure can penetrate skin causing serious injury. If uid is injected into
skin, obtain medical attention immediately.
– DO NOT use your hand to check for leaks. Use a piece of cardboard or paper to search for leaks.
– Stop the engine and relieve trapped hydraulic pressure before connecting or disconnecting lines.
– Tighten all connections before starting the engine or pressurizing lines.
Storing the Dozer:
1. Thoroughly clean the dozer before storage. Use paint where necessary to prevent rust.
2. Check for worn or damaged parts. Install new parts as required.
3. Lubricate all pins and joints.
Unpacking Components
Unstrap and remove any components that are attached for shipping. If any components are missing, call Grouser.

4
Caution:
• Always use caution when working around any equipment.
• Always wear safety glasses.
• Follow tractor manufacturer’s safety guidelines when installing this product.
2. If applicable, remove front weights, weight bracket, toolbox, and nal drive cast support arms from front of tractor.
1. Read all instructions prior to performing installation.
10. Position undercarriage under tractor,
center on the frame of the tractor. Lift U/C
until holes of U/C line up with holes in the
side of the tractor frame.
4
NOTE: When installing hardware, only nger tighten until all hardware is in place.
NOTE: A full diagram of the assembly with the full list of parts is on Page 8.
3. Remove cable holder behind the front axle if applicable. Keep spacer and washer to reinstall later.
NOTE: Add shims between the U/C and
the tractor frame to reduce any gap if
necessary. Use shims until there is a gap
of 1/16” or less on the front. See attached
diagram for the proper location and
orientation of each shim. Don’t put all the
shims on one side of the undercarriage.
4. Remove the front 2 tractor axle frame bolts on
each side and attach the left and right front brackets
to the front 2 holes on the tractor frame in front of
the axle with a 24mm x 100mm bolt and a hardened
washer in each hole (#1).
5. Remove the rear 3 tractor axle frame bolts on
each side and attach each of the rear brackets to the
3 holes on the tractor frame behind the axle with a
24mm x 100mm bolt and a hardened washer in each
hole (#2).
1
1
NOTE: Tractor frame not shown in some diagrams for clarity.
2
2
6. Push the brackets towards the center to make
room for installing undercarriage.
7. Attach the nal drive brackets to the nal drive with
a 20mm x 60mm bolt and a hardened at washer in
each hole (#3).
8. Push the brackets away from the tractor frame to
make room for installing undercarriage.
3
NOTE: The tracks may need to be rotated up or down to gain better access at some bolting locations.
NOTE: The orientation of the left and right front
brackets is important. Install the brackets as
shown above.
9. Completely thread 8 - 1” x 2” adjustment
bolts (#4) at rear of undercarriage with heads
facing towards each other. The bolts will be
adjusted after the undercarriage is installed.
NOTE: When removing the front tractor axle
frame bolts, always leave the rear bolt in on each
side.

5
17. Attach the front and rear brackets (#9) to the inside of
the undercarriage and the nal drive brackets (#10) to the
outside of the undercarriage with a 3/4” x 2-1/4” bolt,
2 - hardened at washers, and a 3/4” nut on each bolt.
12. Thread each bolt into the front threaded plate.
See full assembly diagram on Page 8 for correct
orientation of the plate. The side with the notch
should be towards the front.
10 9
11. Install 7 - 3/4” x 3-1/2” bolts with a hardened at
washer (#5) through the front holes on each side of
the U/C, shims if necessary, and the tractor frame.
15. Place controller from Step # 13 on the bolts
and thread a 3/4” ange nut on 4 of the top bolts
from Step #14. Attach the nut plate to the bottom
bolt and line up the top hex nuts to t in the nut
plate (#7). Note the orientation of the ange nuts.
14. Install 5 - 3/4” X 3” bolts with a hardened
at washer (#6) through the slots on each side
of the U/C, any shims if necessary, and the
tractor frame.
7
8
16. Attach the rear of the undercarriage vertically to the
cross member on the tractor frame behind the rear axle
with 4 - 7/8” x 3” bolts, 8 - 7/8” hardened at washers,
and 4 - 7/8” nuts (#8).
8
9
56
19. Torque the rear 7/8” bolts to 600 ft-lbs.
21. Torque the vertical 24mm bolts to 909 ft-lbs., and the
vertical 20mm bolts to 432 ft-lbs.,
19. Torque the front 12 - 3/4” bolts on each side of the
undercarriage to 380 ft-lbs.
20. Torque all of the 3/4” bolts attaching the brackets to the
undercarriage to 380 ft-lbs. Alternate between the groups
of bolts when torquing. For example, torque the front left
bracket bolts, the rear right bracket bolts, rear left bracket
bolts, front right bracket bolts. Do the same routine for the
nal drive bracket bolts.
NOTE: Follow Steps #11-15 for the left side. After
Step #15, tighten the bolts until they are snug. If
necessary, add more shims until a gap of 1/16”
or less is on the right side. Proceed with Step
#11-14 for the right side.
13. If there is a controller for the drive shaft
sensor on the left inside frame of the tractor,
remove the original hardware and reattach
with the new hardware in Step #14-15. The
controller can t between the tractor frame and
the new nut plate.

6
24. If applicable, reinstall the cable holder with the
original spacers and washers and use the supplied
3/8” x 1-3/4” bolts, 3/8” washers and 3/8” ange nuts
at the rear of the undercarriage (#13). Torque the
bolts to 47 ft-lbs.
27. At the pivot area of the tractor, remove the bolts
from the top plate that hold the cylinder pins and install
the hose routing bracket along with the original plate
and new 12mm ange bolts. Torque the 12mm bolts
to the same specication that the tractor manufacturer
recommends (#15).
28. After rst 8 hours of use, re-torque all bolts.
29. Check all fasteners regularly to ensure proper
operation of equipment.
15
13
Hose Routing
1. Route hoses through the hose loops on the
undercarriage until you reach the end of the
undercarriage as shown below.
2. Route the hoses toward the center and attach to
the undercarriage with a heavy zip tie (#16).
4. Route hoses up through the hose loops on the bracket
that was installed in Step #27.
3. Right behind the cross member plate there is a steel
line. Zip tie the hoses to this steel line (#17).
NOTE: Original spacers and washers are not
shown in the picture in Step #24.
16
17
23. Install a 5/16” x 3/4” bolts (#12) into the blocks at
the rear of the undercarriage to lock each 1” x 2” bolt
in place. Torque the 5/16” bolts to 19 ft-lbs.
12
NOTE: View is from underneath the tractor and
undercarriage.
22. Unscrew the 1” x 2” bolts (#11) at the rear
of the undercarriage until they are tight against
the tractor frame. Torque the 1” bolts to 200
ft-lbs.
11
11
NOTE: If applicable, refer to Page 11 to attach the
front of the tow cable.
25. Install the grill guard to the front of the undercarriage
with 3 - 3/4” x 2-1/2” bolts, 6 - 3/4” at washers and
3 - 3/4” nuts on each side (14).
26. Torque the 3/4” bolts to 257 ft-lbs.
14

7
5. Route the hoses upward through the tractor. Staying
away from the driveshaft by attaching the hoses to any
other steel lines along the way. Attach to the tractor’s
hoses right by the hose bracket with zip ties (#18).
6. Continue the hoses through the open cavity of
the back section of the tractor. Attach hoses where
necessary to avoid rubbing and pinch areas. Plug the
hoses into the open SCV’s at the back of the tractor.
18
NOTE: The quantity of hoses may vary depending on blade system.
NOTE: If blade system has Dual Remote Hydraulic Angle, verify that the 35” hose is used and installed correctly.
Refer to hydraulic schematic in the Owner’s Manual & Parts Book if necessary.
Left Angle Retract
Lift - Orange
Angle - Yellow
Tilt Left
35" Hose
to Yellow at Rear of Tractor
Left Angle Extend
Lift - Orange
SCV Group C
Angle Cylinder Rod - Tee Fitting
Tilt Cylinder Rod
SCV Group A
Lift Cylinder Base
Angle - Red
Left Angle Cylinder Base
Lift Up
SCV Group B
Lift Cylinder Rod
Tilt - Green
Right Angle Retract
SCV Group D
Tilt Cylinder Base
Lift Down
Tilt - Green
Hoses Not Drawn To Scale
Tilt Right
Angle - Red at Top Arm - Change
Angle - Red
Right Angle Extend
Right Angle Cylinder Base

8
Note: Install all bolts before tightening.
ITEM NO. QTY. PART NO. DESCRIPTION
1 4 16-18879 12mm x 1.75mm x 35mm Serrated Flange Bolt 10.9 CZ
2 8 16-20032 5/16" x 3/4" Hex Bolt Gr 5 NC
3 4 16-20124 1/2" x 1" Hex Bolt Gr.5 NC
4 6 16-20220 3/4" x 2-1/2" Hex Bolt Gr 5 NC
5 2 16-20357 3/8" x 1-3/4" Hex Bolt Gr 8 NC
6 32 16-20509 3/4" x 2-1/4" Hex Bolt Gr.8 NC
7 10 16-20512 3/4" x 3" Hex Bolt Gr 8 NC
8 14 16-20514 3/4" x 3-1/2" Hex Bolt Gr 8 NC
9 4 16-20542 7/8" x 3" Hex Bolt Gr 8 NC
10 8 16-20558 1" x 2" Hex Bolt Gr. 8 NC
11 10 16-2486 24mm x 3.0mm x 100mm Hex Bolt
12 16 16-2487 20mm x 2.5mm x 60mm Hex Bolt Gr. 10.9
13 1 18-18059R2 Grill Guard Weld
14 1 18-18415R1 Bracket
15 4 18-19100 9RX Final Drive Bracket
16 2 18-19104 Rear Bracket Weld
ITEM NO. QTY. PART NO. DESCRIPTION
17 1 18-19108-L Front Bracket, Left
18 1 18-19108-R Front Bracket, Right
19 2 27-18880 Ag Pro Plus Decal
20 1 27-18882 Not For Pushing or Pulling Decal
21 1 27-18887 Grouser Name Plate Decal
22 1 27-9506 Serial Tag Decal
23 3 44-18141 Shim, Front 1/8"
24 3 44-18142 Shim, Rear 1/8"
25 3 44-18143 Shim, Front 1/16"
26 3 44-18144 Shim, Rear 1/16"
27 2 44-18147R1 Plate, Front Nut
28 2 44-18245 Rear Nut Plate Weldment
29 1 44-19486 Plate, Cover
30 1 54-19630 Undercarriage Weld
31 104 57-19088 3/4" Hardened HD Flat Washer YZ
32 2 57-20742 3/8" Flat Washer
33 7 57-20744 1/2" Flat Washer
34 12 57-20757 3/4" Flat Washer - 1-1/2" OD
35 18 57-20758 7/8" SAE Hardened Flat Washer - 1-3/4” OD
36 32 70-20597 3/4" Hex Nut Gr.8 NC
37 4 70-20598 7/8" Hex Nut Gr 8 NC
38 3 70-20604 1/2" Center Lock Hex Nut
39 6 70-20607 3/4" Center Lock Hex Nut NC
40 2 70-20622 3/8" Flange Hex Nut Gr 5 NC
41 8 70-20627 3/4" Flange Hex Nut
14
831
25
27
7
23
31
26
41 28
631
31
36
35
11
6
17
24
15
12
31 36
6
31
31
Use Original Washer, Spacer
32
40
31 36
35
11
2
9
35
37
35
10
1
30
5
and Cable Holder from Tractor.
18
16
See Detail A
For Front View
19
21
22
39
34 4
19630-ADWG. NO.:
20
DETAIL A
SCALE 1 : 22
3
33
38
29
13
33

9
Note: Install all bolts before tightening.
ITEM NO. QTY. PART NO. DESCRIPTION
1 4 16-18879 12mm x 1.75mm x 35mm Serrated Flange Bolt 10.9 CZ
2 8 16-20032 5/16" x 3/4" Hex Bolt Gr 5 NC
3 4 16-20124 1/2" x 1" Hex Bolt Gr.5 NC
4 6 16-20220 3/4" x 2-1/2" Hex Bolt Gr 5 NC
5 2 16-20357 3/8" x 1-3/4" Hex Bolt Gr 8 NC
6 32 16-20509 3/4" x 2-1/4" Hex Bolt Gr.8 NC
7 10 16-20512 3/4" x 3" Hex Bolt Gr 8 NC
8 14 16-20514 3/4" x 3-1/2" Hex Bolt Gr 8 NC
9 4 16-20542 7/8" x 3" Hex Bolt Gr 8 NC
10 8 16-20558 1" x 2" Hex Bolt Gr. 8 NC
11 10 16-2486 24mm x 3.0mm x 100mm Hex Bolt
12 16 16-2487 20mm x 2.5mm x 60mm Hex Bolt Gr. 10.9
13 1 18-18059R2 Grill Guard Weld
14 1 18-18415R1 Bracket
15 4 18-19100 9RX Final Drive Bracket
16 2 18-19104 Rear Bracket Weld
ITEM NO. QTY. PART NO. DESCRIPTION
17 1 18-19108-L Front Bracket, Left
18 1 18-19108-R Front Bracket, Right
19 2 27-18880 Ag Pro Plus Decal
20 1 27-18882 Not For Pushing or Pulling Decal
21 1 27-18887 Grouser Name Plate Decal
22 1 27-9506 Serial Tag Decal
23 3 44-18141 Shim, Front 1/8"
24 3 44-18142 Shim, Rear 1/8"
25 3 44-18143 Shim, Front 1/16"
26 3 44-18144 Shim, Rear 1/16"
27 2 44-18147R1 Plate, Front Nut
28 2 44-18245 Rear Nut Plate Weldment
29 1 44-19486 Plate, Cover
30 1 54-19630 Undercarriage Weld
31 104 57-19088 3/4" Hardened HD Flat Washer YZ
32 2 57-20742 3/8" Flat Washer
33 7 57-20744 1/2" Flat Washer
34 12 57-20757 3/4" Flat Washer - 1-1/2" OD
35 18 57-20758 7/8" SAE Hardened Flat Washer - 1-3/4” OD
36 32 70-20597 3/4" Hex Nut Gr.8 NC
37 4 70-20598 7/8" Hex Nut Gr 8 NC
38 3 70-20604 1/2" Center Lock Hex Nut
39 6 70-20607 3/4" Center Lock Hex Nut NC
40 2 70-20622 3/8" Flange Hex Nut Gr 5 NC
41 8 70-20627 3/4" Flange Hex Nut
14
831
25
27
7
23
31
26
41 28
631
31
36
35
11
6
17
24
15
12
31 36
6
31
31
Use Original Washer, Spacer
32
40
31 36
35
11
2
9
35
37
35
10
1
30
5
and Cable Holder from Tractor.
18
16
See Detail A
For Front View
19
21
22
39
34 4
19630-ADWG. NO.:
20
DETAIL A
SCALE 1 : 22
3
33
38
29
13
33

10
4
1
3
5
2
Assembling Lift Components
Refer to the Ag Pro Plus Owner’s Manual & Parts Book for instructions on how to assemble the lift components.
Tow Cable Components
Item
No. Qty. Part No. Description
1 2 16-20540 7/8” X 2 1/2” Hex Bolt Gr 8 NC
2 1 18-19095 Tow Cable Bracket
3 1 43-16764 7/16” x 1-3/4” Lynch Pin
4 1 44-15585 Tow Cable Holding Plate
5 2 70-20598 7/8” Hex Nut Gr 8 NC

11
Notes

12
Warranty
Contact Us
Improvements
Grouser Products Inc. is continually striving to improve its products. We reserve the right to change prices,
specication, or equipment at any time without notice. We also reserve the right to make improvements
or changes when it becomes practical and possible to do so without incurring any obligation to make
changes or additions to the equipment sold previously.
As always, if you have any questions about your Ag Pro Plus Dozer or other products made by Grouser,
feel free to contact us.
Grouser Products
755 2nd Ave NW - West Fargo, ND 58078
Phone: [phone]
Fax: [phone]
E-mail: [e-mail]
Website: www.grouser.com
Grouser Products warrants to the original purchaser of each item that the product be free from
defects in material and workmanship under normal use and service for a period of two years from date
of original retail delivery. If such equipment is found to be defective within two years, it is the obligation of
Grouser Products under this warranty to repair or replace (exclusive of the cost of labor and transportation),
any equipment or parts, in the judgment of Grouser Products to be defective in material or workmanship.
All equipment or parts claimed to be defective in material or workmanship must be made available
for inspection at the place of business of a dealer authorized to handle the equipment covered by this
warranty, or, upon request by Grouser Products, shipped to the Grouser Products factory in West Fargo,
North Dakota. Grouser Products shall have no obligation to bear the cost of labor or transportation in
connection with replacement or repair of any such defective parts in the setup process.
This warranty covers only defects in material and workmanship. It does not cover depreciation
or damage caused by normal wear, accident, improper assembly, improper adjustments, improper
maintenance including lack of proper lubrication, or improper use. Therefore, Grouser Products liability
under this warranty shall not be effective or actionable unless the equipment is assembled, maintained and
operated in accordance with the operating instructions accompanying the equipment. Grouser Products
shall have no liability if the equipment has been altered or reworked without the written authorization of
Grouser Products.
Grouser Products’ parts, which are furnished under this warranty and properly installed, shall be
warranted to the same extent as the original parts under this warranty if, and only if, such parts are found
to be defective within the original warranty period covering the original equipment.