Caterpillar Cat 962H Wheel Loader (Prefix K6K) Service Repair Manual (K6K00001 and up).pdf

Service Repair Manual
Models
962H WHEEL LOADER

Shutdown SIS
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Product: WHEEL LOADER
Model: 962H WHEEL LOADER K6K
Configuration: 962H Wheel Loader K6K00001-UP (MACHINE) POWERED BY C7 Engine
Disassembly and Assembly
IT62H Integrated Toolcarrier and 950H and 962H Wheel Loaders Machine Systems
Media Number -RENR8881-01 Publication Date -01/06/2009 Date Updated -08/06/2009
i02362322
Pilot Valve (Command Control Steering) - Remove
SMCS - 4342-011
Removal Procedure
Start By:
A. Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame
Lock - Separate and Connect".
B. Release the pressure in the hydraulic system. Refer to Disassembly and Assembly, "System
Pressure - Release".
Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the
component should be thoroughly cleaned. This will help to prevent dirt from entering the internal
mechanism.
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting and repair
of the product. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
containing fluids.
Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop
Products Guide" for tools and supplies suitable to collect and contain
fluids on Caterpillar products.
Dispose of all fluids according to local regulations and mandates.
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Hot oil and hot components can cause personal injury. Do not allow hot
oil or hot components to contact skin.
Note: Put identification marks on all hoses and on all wires for installation purposes. Plug all
hoses. This will help to prevent fluid loss and this will help to keep contaminants from entering
the system.
Illustration 1 g00439803
1. Remove the nut and bolt (2) .
2. Remove bottom shaft yoke (1) from the shaft of the steering pilot valve.
3. Disconnect steering shaft (3) .
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4. Disconnect hose assemblies (4) .
5. Remove bolts (5) .
6. Remove steering pilot valve (6) .
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Thu Mar 26 11:56:22 UTC+0800 2020
3/3
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Shutdown SIS
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i02330782
Pilot Valve (Command Control Steering) - Disassemble
SMCS - 4342-015
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A
2M-0849 Washer 2
6B-6684 Nut 2
6V-2360 Washer 1
126-7176 Forcing Screw 1
126-7177 Puller Leg 2
126-7181 Sliding Plate 2
126-7182 Nut 1
126-7183 Crossblock 1
Start By:
a. Remove the steering pilot valve. Refer to Disassembly and Assembly, "Pilot Valve
(Steering) - Remove".
Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the
component should be thoroughly cleaned. This will help to prevent dirt from entering the internal
mechanism.
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1. Place the steering pilot valve in the position, as shown.
2. Remove bolts (4) and valve body assembly (3) from main body assembly (1).
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3. Remove plunger (2).
4. Remove O-ring seals (5) and O-ring seal (6) from valve body assembly (3).
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Personal injury can result from being struck by parts propelled by a
released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to
release the spring force.
5. Remove plug (11).
6. Remove O-ring seal (12) from plug (11).
7. Remove sleeve (13).
8. Remove slug (14) and stem assembly (15).
9. Remove retaining ring (10), retainer (9), and spring (8) from stem (7).
10. Remove spring (16) from valve body assembly (3).
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11. Remove bolts (17).
12. Remove cover (18) and O-ring seal (19).
Note: Note the location of Hole (X) and Hole (Y).
13. Remove spool (20).
14. Remove ring (21) and O-ring seal (22).
15. Remove two bolts (23) and bolt (24) from upper body assembly (25).
16. Remove upper body assembly (25) from lower body assembly (27).
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17. Remove O-ring seal (26).
Note: The ends of spring (29) must be spread in order to remove shaft assembly (28).
18. Use two screwdrivers in order to spread the ends of spring (29).
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19. Remove shaft assembly (28) from lower body assembly (27).
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20. Remove retaining ring (30), cam (31), and key (32) from shaft assembly (28).
21. Use Tooling (A) to remove ball bearings (33) from shaft assembly (28).
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22. Remove spring (29) from shaft assembly (28).
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962H Wheel Loader K6K00001-UP (MACHINE) POWERED BY C7 Engine(SEB...
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23. Remove lip seal (34) from lower body assembly (27).
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Thu Mar 26 11:57:19 UTC+0800 2020
11/11
2020/3/26

Shutdown SIS
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i02330785
Pilot Valve (Command Control Steering) - Assemble
SMCS - 4342-016
Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-0510 Driver Group 1
Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned
in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts.
Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are
worn or damaged, use new parts for replacement.
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1. Use a suitable press and Tooling (A) to install lip seal (34) in lower body assembly (27).
2. Apply clean hydraulic oil to the sealing lip of lip seal (34).
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Improper assembly of parts that are spring loaded can cause bodily
injury.
To prevent possible injury, follow the established assembly procedure
and wear protective equipment.
3. Install spring (29) on shaft assembly (28).
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4. Raise the temperature of ball bearings (33) to 135°C (275°F).
5. Use insulated gloves to install ball bearings (33) on shaft assembly (28).
6. Install key (32), cam (31), and retaining ring (30) on shaft assembly (28).
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injury.
Note: The ends of spring (29) must be spread in order to install shaft assembly (28).
7. Use two screwdrivers in order to spread the ends of spring (29).
8. Install shaft assembly (28) in lower body assembly (27).
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9. Apply clean hydraulic oil to O-ring seal (26). Install O-ring seal (26).
10. Install upper body assembly (25) on lower body assembly (27).
11. Install bolts (23) and bolt (24) in upper body assembly (25).
12. Apply clean hydraulic oil to O-ring seal (22). Install O-ring seal (22) and ring (21).
Note: Spool (20) must be oriented so that Hole (X) is aligned with Hole (Y) in the upper
body assembly, as shown.
13. Install spool (20). The spool must fit freely over the male spline on the shaft assembly.
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14. Apply clean hydraulic oil to O-ring seal (19). Install O-ring seal (19) and cover (18).
15. Install bolts (17). The torque for bolts (17) is 55 ± 7 N·m (41 ± 5 lb ft).
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injury.
16. Install spring (16).
17. Install spring (8), retainer (9), and retaining ring (10) on stem (7).
18. Install stem assembly (15) and slug (14).
19. Install sleeve (13).
20. Apply clean hydraulic oil to O-ring seal (12). Install O-ring seal (12) on plug (11).
21. Install plug (11). The torque for plug (11) is 80 ± 7 N·m (59 ± 5 lb ft).
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22. Apply clean hydraulic oil to O-ring seals (5) and O-ring seal (6). Install O-ring seals (5) and
O-ring seal (6) on valve body assembly (3).
23. Install plunger (2).
24. Install valve body assembly (3) and two bolts (4) on main body assembly (1).
End By:
a. Install the steering pilot valve. Refer to Disassembly and Assembly, "Pilot Valve (Steering)
- Install".
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Caterpillar Cat 962H Wheel Loader (Prefix K6K) Service Repair Manual (K6K00001 and up).pdf

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