Grouser Products FH-443 User manual

FH-443 Front Hitch
Owner’s Manual & Parts Book
Date 9-18-2020
PN: 42471
Purchase Date
Serial Number
Model Number
Tractor Model
Dealer
Grouser Products
755 2nd Ave NW - West Fargo, ND 58078
Phone: [phone]
Fax: [phone]
E-mail: [e-mail]
Website: www.grouser.com
Serial Number: 10206644-Current

2
Description Page
Welcome To The Owner 2
Safety Precautions & Torque Specications 3
Decals 4
Maintenance & Lubrication 5
Lift System 6-7
Quick Attach System 8
Tractor Side Hydraulics 9
Hydraulic Schematic 10
Contact Us, Improvements, & Warranty 12
Thank you for your recent purchase of a Grouser FH-440 Front Hitch. Welcome to the family of satised Grouser Front
Hitch owners. Grouser Products is committed to o󰀨ering quality products to help professionals in their daily jobs. We are
also committed to providing you the highest level of customer satisfaction possible. Again, thank you for your patronage.
We look forward to serving you.
This manual contains information concerning the operation, adjustment, safety and maintenance of the FH-440 Front
Hitch. You have purchased a dependable, long lasting piece of equipment. You can expect to receive long lasting
performance and long service built into our products with proper care and operation. Please have all operators read and
understand this manual carefully. Keep the manual available for reference. If, for any reason, you have questions or
comments, we would be happy to hear from you. Call our toll-free number, 800-747-6182, or send us an e-mail at info@
grouser.com. You can expect us to respond to your e-mail in a timely manner.
ContentsWelcome to the Owner

3
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, please follow
all safety and operational instructions of your tractor manufacturer.
The FH-440 Front Hitch:
1. The FH-440 Front Hitch 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 Front Hitch maintained in reliable and satisfactory condition to ensure your safety.
4. Make sure the area 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.
6. Lower the blade to the ground when not in use.
Servicing the FH-440 Front Hitch:
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 pressure before connecting or disconnecting lines.
– Tighten all connections before starting the engine or pressurizing lines.
Storing the FH-440 Front Hitch:
1. Thoroughly clean the inside and outside of the Front Hitch before storage. Use paint where necessary to prevent
rust.
2. Check the Front Hitch for worn or damaged parts. Install new parts as required.
3. Lubricate all pins and joints.
Tighten all bolts to the values listed below unless otherwise noted. Refer to the parts lists for proper length and grade of
the bolts.
Torque - Dry (ft–lbs)
SAE Grade 5 SAE Grade 8
Size UNC UNF UNC UNF
5/16 17 19 24 27
3/8 30 35 45 50
7/16 50 55 70 80
1/2 75 85 110 120
9/16 110 120 150 170
5/8 150 170 210 240
3/4 260 300 380 420
7/8 430 470 600 670
1 640 720 910 1020
Torque - Dry (ft-lbs)
Size Grade 10.9
M18 x 2.50 284
M20 x 2.50 401
M22 x 2.50 547
M24 x 3.00 694
Safety Precautions Torque Specications

4
WARNING
INSURE THERE IS
ADEQUATE CLEARANCE
BETWEEN TIRES AND BACK
OF BLADE SYSTEM
27-40425
SEE OWNER’S MANUAL FOR
CORRECT EXTENSION TO
GAIN ADEQUATE CLEARANCE
PN: 27-40425
Decals
27-9503
PN: 27-9503 PN: 27-2409
Left and Right Side
WARNING
Cancer and Reproductive Harm
For more information go to
www.P65Warnings.ca.gov
27-40962
PN: 27-40962

5
Maintenance & Lubrication
Grease Locations
Lift System 10
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 damage.
• Lubricate all joints with high quality grease. See below for grease locations.
• Inspect all bolts, and tighten any loose bolts to torque specications on page 3.
• Check hydraulic cylinders and hoses for damage or leaks. For replacement parts, see hydraulic pages for your specic
system.
• Make sure all non-rotating pins are secured properly.
• Inspect all decals and order replacement decals from your dealer if any are damaged or worn.
• Replace parts with original parts only.
6X
6X
6X
6X
4X
4X
4X
4X
4X 4X

6
Lift System
13
cylinder opposite of the hydraulic ports.
cylinder is needed. The number is stamped on the base end of the
3
22
36
2
19
18
35
6
5
1
31
28 34
33
4
9
33
27
26
4
11
32
34
10
15
14
34
25
30
7
12
8
29
16
Note: When ordering cylinder seal kits, the part number on the
A
ITEM
NO. Qty. PART NO. DESCRIPTION
1 1 11-19000 Lower Arm
2 1 11-19010 Top Arm
3 2 16-20035 5/16" x 1-1/4" Hex Bolt Gr. 5
4 8 16-20125 1/2" x 1-1/4" Hex Bolt Gr 5 NC
5 2 16-20424 1/2" x 3-1/2" Hex Bolt Gr 8 NC
6 4 19-7954 2.25 x 2.00 x 2.00 Spring Bushing
7 4 19-16328 2.75 x 2.50 x 2.00 Spring Bushing
8 4 19-40419 2.25 x 2.00 x 1.38 Spring Bushing
9 2 22-15701 Latch Weld
10 2 25-3457 Pioneer Dust Cap Lift (Orange)
11 1 26-34748 5 x 12 Hydraulic Cylinder
12 2 27-17263 FH-440 Decal
13 1 27-2409 Pinch Decal (Hand)
14 1 27-40425 Warning Decal - Torque Arm
15 1 27-9503 Pinch Decal (Foot)
16 2 27-9504 Grouser Horizontal Decal
17 1 31-11699-8-8 JIC Union
18 4 31-34051 Straight Thread Elbow 90° JIC x O-Ring
ITEM
NO. Qty. PART NO. DESCRIPTION
19 2 25-34342 Tappet Quick Coupler Male
20 1 34-12932 Cylinder Saddle
21 1 34-12933 Hose Clamp (worm drive - 5.0)
22 1 34-14961 Manual Canister Small
23 4 34-18888-OR -12 Orange - Spiral Band
24 1 35-17260 Tube Assembly
25 2 35-17721-280-1 280" x 1/2" -8JIC/-8JIC Hose
26 2 43-15712 3/4" x 3-1/4" Pin with Hitch Pin Clip
27 4 43-16385 Top Pin Assy.
28 4 43-16390 Bottom Pin
29 2 43-17905 3/4" x 1/2" x 2.00" Spring Pin
30 2 43-18405 Cylinder Pin
31 1 45-42700 FH 440 Lift - 3pt
32 2 57-20741 5/16" Flat Washer
33 8 57-20794 1/2" Washer
34 10 58-9369 Straight 1/8" NPT Grease Zerk
35 2 70-20604 1/2" Center Lock Hex Nut
36 2 70-20611 5/16" Nyloc Hex Nut Gr. 5
No. On Cylinder Part No. Description
26-34748 49-12272 Seal Kit 5 x 12 - Nitrided Rod
24
21
20
DETAIL A
23
18
17

7
Lift System
Item Qty. Part No. Description
15 1 27-9503 Pinch Decal (Foot)
16 2 27-9504 Grouser Horizontal Decal
17 1 31-11699-8-8 JIC Union (2403-8-8)
18 4 31-34051 Straight Thread Elbow 90° JIC x O-Ring (6801-8-10)
19 1 34-12932 Cylinder Saddle (ZR518)
20 1 34-12933 Hose Clamp
21 1 34-14961 Manual Canister
22 4 34-18888-OR -12 Spiral Band - Orange
23 1 35-17260 240 Formed Steel Line
24 2 35-17721-280-1 280” x 1/2” -8JIC/-8JIC Hose W/ 36” Cordura
25 4 43-16385 240 Upper Pin
26 4 43-16390 240 Lower Pin
27 2 43-18405 240 Cylinder Pin (2.0”)
28 1 45-18300 240 Quick Attach (2.0”)
29 2 57-20741 5/16” Flat Washer
30 8 57-20794 1/2” Fender Washer
31 12 58-9369 Grease Zerk 1/8” NPT Straight
32 2 70-20611 5/16” Nyloc Nut
33 2 70-20604 1/2” Hex Center Lock Nut NC
NOTE: When ordering cylinder seal kits, the part number on the cylinder is
needed. The number is stamped on the base end of the cylinder opposite of
the hydraulic ports.
No. On Cylinder Part No. Description
26-34748 49-12272 Seal Kit 5 x 12 - Nitrided Rod
See Page 21 for hydraulic schematic.
Item Qty. Part No. Description
1 1 11-19000 FH-440 Lower Arm
2 1 11-19010 FH-440 Top Arm
3 2 16-20035 5/16” x 1-1/4“ Hex Bolt Gr 5 NC
4 8 16-20125 1/2” x 1-1/4“ Hex Bolt Gr 5 NC
5 2 16-20424 1/2” x 3-1/2” Hex Bolt Gr 8 NC
6 4 19-7954 2.25 x 2.00 x 2.00 Spring Bushing
7 4 19-16328 2.75 x 2.50 x 2.00 Spring Bushing
8 4 19-40419 2.25 x 2.00 x 1.38 Spring Bushing
9 2 25-34342 Tappet Quick Coupler Male - Poppet Style
10 2 25-3457 Pioneer Dust Cap Lift (Orange)
11 1 26-34748 5 x 12 Cylinder Tube Ends (2.0”) (658378)
12 2 27-17263 FH-440 Decal
13 1 27-40425 Warning Decal - Extension
14 1 27-2409 Pinch Decal (Hand)
13
cylinder opposite of the hydraulic ports.
cylinder is needed. The number is stamped on the base end of the
3
22
36
2
19
18
35
6
5
1
31
28 34
33
4
9
33
27
26
4
11
32
34
10
15
14
34
25
30
7
12
8
29
16
Note: When ordering cylinder seal kits, the part number on the
A
ITEM
NO. Qty. PART NO. DESCRIPTION
1 1 11-19000 Lower Arm
2 1 11-19010 Top Arm
3 2 16-20035 5/16" x 1-1/4" Hex Bolt Gr. 5
4 8 16-20125 1/2" x 1-1/4" Hex Bolt Gr 5 NC
5 2 16-20424 1/2" x 3-1/2" Hex Bolt Gr 8 NC
6 4 19-7954 2.25 x 2.00 x 2.00 Spring Bushing
7 4 19-16328 2.75 x 2.50 x 2.00 Spring Bushing
8 4 19-40419 2.25 x 2.00 x 1.38 Spring Bushing
9 2 22-15701 Latch Weld
10 2 25-3457 Pioneer Dust Cap Lift (Orange)
11 1 26-34748 5 x 12 Hydraulic Cylinder
12 2 27-17263 FH-440 Decal
13 1 27-2409 Pinch Decal (Hand)
14 1 27-40425 Warning Decal - Torque Arm
15 1 27-9503 Pinch Decal (Foot)
16 2 27-9504 Grouser Horizontal Decal
17 1 31-11699-8-8 JIC Union
18 4 31-34051 Straight Thread Elbow 90° JIC x O-Ring
ITEM
NO. Qty. PART NO. DESCRIPTION
19 2 25-34342 Tappet Quick Coupler Male
20 1 34-12932 Cylinder Saddle
21 1 34-12933 Hose Clamp (worm drive - 5.0)
22 1 34-14961 Manual Canister Small
23 4 34-18888-OR -12 Orange - Spiral Band
24 1 35-17260 Tube Assembly
25 2 35-17721-280-1 280" x 1/2" -8JIC/-8JIC Hose
26 2 43-15712 3/4" x 3-1/4" Pin with Hitch Pin Clip
27 4 43-16385 Top Pin Assy.
28 4 43-16390 Bottom Pin
29 2 43-17905 3/4" x 1/2" x 2.00" Spring Pin
30 2 43-18405 Cylinder Pin
31 1 45-42700 FH 440 Lift - 3pt
32 2 57-20741 5/16" Flat Washer
33 8 57-20794 1/2" Washer
34 10 58-9369 Straight 1/8" NPT Grease Zerk
35 2 70-20604 1/2" Center Lock Hex Nut
36 2 70-20611 5/16" Nyloc Hex Nut Gr. 5
No. On Cylinder Part No. Description
26-34748 49-12272 Seal Kit 5 x 12 - Nitrided Rod
24
21
20
DETAIL A
23
18
17

8
Quick Attach System
42720-A
ITEM NO. Qty. PART NO. DESCRIPTION
1 2 16-20218 3/4" x 2" Hex Bolt Gr.5 NC
2 1 18-42720 Bracket, Quick Hook
3 2 43-42599 Pin
4 2 57-20747 3/4" Flat Washer
5 2 70-20607 3/4" Center Lock Hex Nut Gr 2 NC
42710-A
ITEM NO. Qty. PART NO. DESCRIPTION
1 1 11-42711 End Weld 1
2 1 11-42712 End Weld 2
3 1 16-20218 3/4" x 2" Hex Bolt Gr.5 NC
4 4 16-21220 3/4" x 2.50" Carriage Bolt Gr.5
5 1 43-42599 Pin
6 1 57-20747 3/4" Flat Washer
7 5 70-20607 3/4" Center Lock Hex Nut Gr 2 NC
Note: After top link is adjusted, torque bolts to 260 ft-lbs.
3
4
2
5
1
1
4
3
6
5
7
7
2

9
11
9
14
15
12
4
13
2
20
13
19
18
17
7
3
8
21
1
56
Mounts May Vary
16 10
Green Plug & Spiral Band
(Tilt Cylinder Extend)
Tilt Base
View From Left Side
Right Angle Extend &
Left Angle Retract
Red Plug & Spiral Band
For Light Kit
Wire Harness
(If applicable)
Tilt Rod
(Tilt Cylinder Retract)
Green Plug & Spiral Band
Right Angle Retract &
Left Angle Extend
Red Plug & Spiral Band
Tractor Side Hydraulics
Conguration HAHT HANT
Item Part No. Description Qty. Qty.
1 16-35C612 3/8” x 3/4” Flanged Bolt 4 2
2 16-20037 5/16” x 1-3/4 “ Hex Bolt Gr 5 NC 1 1
3 18-19311-03-P-087 Hose Clamp (TS-CLH-03-P-087) 2 1
4 18-19312-03 Twin Cover Plate (TS-TCP-03-Z) 1 1
5 18-19313-03 Twin Stacking Bolt (TS-STB-03-Y-56H) 1 -
6 18-19314-02 Twin Safety Plate (TS-SAF-02-Y) 1 -
7 25-34321 Tappet Quick Coupler - Female 4 2
8 25-34342 Tappet Quick Coupler - Male 4 2
9 25-3453 Pioneer Dust Cap Tilt (Green) 2 -
10 25-3454 Pioneer Dust Plug Tilt (Green) 2 -
11 25-3455 Pioneer Dust Cap Angle (Red) 2 2
12 25-3456 Pioneer Dust Plug Angle (Red) 2 2
13 31-34051 Straight Thread Elbow 90° JIC x O-Ring (6801-8-10) 8 -
14 34-18888-GR -12 Green - Spiral Band 4 -
15 34-18888-RD -12 Red - Spiral Band 4 4
16 35-17722-280-1 280” (23.3’) x 3/8” -8JIC/-8JIC Hose w/21” Cordura & Collar 2 2
17 35-17722-280-2 280” (23.3’) x 3/8” -8JIC/-8JIC Hose w/18.5” Cordura & Collar 2 -
18 44-14734 Female Coupler Retainer 2 1
19 44-16236 Female Coupler Mount 1 1
20 70-20622 3/8” Flange Hex Nut 4 2
21 70-20604 1/2” Hex Center Lock Nut 2 2
See Page 10 for hydraulic schematic.
Some parts hidden for clarity

10
Hydraulic Schematic
Left Retract
Lift Up
Tilt to
Tractor Service Valve
Lift Down Angle
Tilt to Right
Extend
Angle Cylinder Right
Right
Tilt Cylinder
Lift Cylinder
Tilt Disconnects Angle Disconnects
Right
Angle
Angle Cylinder Left
Red Spiral Band
& Red Plug
Orange Spiral Band
& Orange Cap
Red Spiral Band
& Red Cap
Red Spiral Band
& Red Cap
Green Spiral Band
& Green Plug
Green Spiral Band
& Green Cap
Green Spiral Band
& Green Cap
Red Spiral Band
& Red Cap
Red Spiral Band
& Red Plug
Orange Spiral Band
& Orange Cap
Green Spiral Band
& Green Cap
Green Spiral Band
& Green Plug
Green Spiral Band
& Green Cap
Red Spiral Band
& Red Cap
D
AB
C

11
Page Left Blank Intentionally

12
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. 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 e󰀨ective
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.
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 FH-440 Front Hitch 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