2. Shutdown SIS
Previous Screen
Product: WHEEL LOADER
Model: 966K WHEEL LOADER TFS
Configuration: 966K Wheel Loader TFS00001-UP (MACHINE) POWERED BY C9.3 Engine
Disassembly and Assembly
966K and 972K Wheel Loaders Machine Systems
Media Number -KENR5833-01 Publication Date -01/03/2011 Date Updated -21/03/2016
i02288174
Piston Pump (Steering) - Assemble
SMCS - 4306-016; 5070-016-ZH
Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-4878 Plate(1)
1
B 1P-1861 Retaining Ring Pliers 1
(1)
33.3 mm (1.31 inch) diameter
Illustration 1 g01145369
1. Lower the temperature of bearing cup (48).
2. Install bearing cup (48).
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3. 3. Install bearings (49) and (51).
4. Install screws (50).
Illustration 2 g01145368
5. Install seal (47).
6. Use Tooling (B) in order to install retaining ring (46).
Illustration 3 g01145367
7. Install bearing cone (45).
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4. Illustration 4 g01145366
8. Install swashplate (44) and spacer plates (43).
Illustration 5 g01145365
9. Install pistons (42) and the plate.
10. Install bolts (40) and spacer plates (41).
Illustration 6 g01145362
11. Install O-ring seal (38) onto the cover. Install O-ring seal (39) onto the plug.
12. Install shaft (37).
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5. Illustration 7 g01145361
13. Install cover (35) and bolts (34).
14. Install plug (36).
Illustration 8 g01145359
Illustration 9 g01145360
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.
15. Use Tooling (A) and a suitable press to assemble barrel assembly (29).
a. Install spring (31) and washers (32).
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6. b. Compress spring (31) until Tooling (A) is below retaining ring (33).
c. Install retaining ring (33) and slowly release the spring tension.
Illustration 10 g01145358
16. Install barrel assembly (29) and spacer (28).
17. Install spring (27) and piston (30).
Illustration 11 g01145357
18. Install bearing cone (26) and gasket (9).
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7. Illustration 12 g01145523
19. Install bearing cup (23) and pin (24).
Illustration 13 g01145522
20. Install plate (22).
Illustration 14 g01145356
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.
21. Install head (21) and bolts (20).
22. Tighten bolts (20) to a torque of 91 ± 4 N·m (67 ± 3 lb ft).
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8. Illustration 15 g01145355
23. Install elbow (19) and bolts (18).
Illustration 16 g01145354
24. Install the O-ring seals onto adjustment screw (9) and adjustment screw (10).
25. Install retainer (15), spring (16), and retainer (17).
26. Remove retainer (11), spring (12), spacer (13), and retainer (14).
Illustration 17 g01145342
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9. 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.
27. Install adjustment screw (9) and adjustment screw (10).
Illustration 18 g01145341
28. Install spool (7) and spool (8).
29. Install the O-ring seals onto plug (5) and plug (6).
Illustration 19 g01145340
30. Install the O-ring seal, plug (4), plug (5), and plug (6).
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10. Illustration 20 g01145339
31. Install O-ring seals (3) onto valve (2).
Illustration 21 g01145338
32. Install valve (2) and bolts (1).
33. Tighten bolts (1) to a torque of 34 ± 3 N·m (25 ± 2 lb ft).
Illustration 22 g00359153
34. Use a dial indicator to check the axial shaft end play. Put the dial indicator on the end of the
shaft and pull on the shaft.
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11. The correct axial shaft end play is 0.01 to 0.10 mm (0.0004 to 0.004 inch). Use the correct
shim to achieve this dimension.
End By:
a. Install the steering pump. Refer to Disassembly and Assembly, "Piston Pump (Steering) -
Install".
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Mon Apr 6 17:04:57 UTC+0800 2020
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12. Shutdown SIS
Previous Screen
Product: WHEEL LOADER
Model: 966K WHEEL LOADER TFS
Configuration: 966K Wheel Loader TFS00001-UP (MACHINE) POWERED BY C9.3 Engine
Disassembly and Assembly
966K and 972K Wheel Loaders Machine Systems
Media Number -KENR5833-01 Publication Date -01/03/2011 Date Updated -21/03/2016
i04030837
Secondary Steering Pump and Electric Motor - Remove and
Install
SMCS - 4324-010-SE; 4324-010; 4324-010-GT; 4324-010-MW; 4325-010-SE; 5073-010-SST
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A
FT-1114 Vacuum Cap 1
5P-0306 Vacuum Transducer 1
6V-4142 Fitting 1
5K-5068 Fitting 1
Start By:
a. Hydraulic tank oil retain.
b. Remove the power train guard.
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13. Illustration 1 g02456779
1. Remove bolts (1) and ladder assembly (2).
Illustration 2 g01150593
2. Remove cover assembly (3).
Illustration 3 g01150594
3. Disconnect cable assemblies (4) and harness assembly (7) from electric motor (5).
4. Disconnect hose assembly (6) from secondary steering pump (8).
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14. Illustration 4 g01150595
5. Remove bolts (9) in order to remove electric motor (5) and secondary steering pump (8).
Illustration 5 g01150603
6. Remove bracket assembly (11).
7. Remove bolts (10) in order to remove secondary steering pump (8) and the gasket from
electric motor (5).
Installation Procedure
1. Install secondary steering pump (8) in the reverse order of the removal.
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Mon Apr 6 17:05:52 UTC+0800 2020
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15. Shutdown SIS
Previous Screen
Product: WHEEL LOADER
Model: 966K WHEEL LOADER TFS
Configuration: 966K Wheel Loader TFS00001-UP (MACHINE) POWERED BY C9.3 Engine
Disassembly and Assembly
966K and 972K Wheel Loaders Machine Systems
Media Number -KENR5833-01 Publication Date -01/03/2011 Date Updated -21/03/2016
i04083151
Secondary Steering Valve - Remove and Install
SMCS - 4343-010
Removal Procedure
Start By:
a. Remove the cab.
Illustration 1 g02291393
1. Disconnect harness assemblies (4) and hose assemblies (2) from control valve (1).
2. Remove bolts (3) and secondary steering control valve (1).
Installation Procedure
1. Install secondary steering control valve (1) in the reverse order of the removal.
Mon Apr 6 17:06:48 UTC+0800 2020
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16. Shutdown SIS
Previous Screen
Product: WHEEL LOADER
Model: 966K WHEEL LOADER TFS
Configuration: 966K Wheel Loader TFS00001-UP (MACHINE) POWERED BY C9.3 Engine
Disassembly and Assembly
966K and 972K Wheel Loaders Machine Systems
Media Number -KENR5833-01 Publication Date -01/03/2011 Date Updated -21/03/2016
i04084410
Secondary Steering Valve - Disassemble
SMCS - 4339-015
Disassembly Procedure
Start By:
a. Remove the secondary steering valve.
Illustration 1 g02292713
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17. Illustration 2 g02292913
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.
1. Remove the following items from secondary steering valve (1): plugs (5), O-ring seals (4),
springs (3) and valves (2).
Illustration 3 g02293407
2. Mark the location of switch assemblies (6) and (7) for assembly purposes.
3. Remove sensor assemblies (6) and (7) from secondary steering valve (1).
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Mon Apr 6 17:07:44 UTC+0800 2020
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18. Shutdown SIS
Previous Screen
Product: WHEEL LOADER
Model: 966K WHEEL LOADER TFS
Configuration: 966K Wheel Loader TFS00001-UP (MACHINE) POWERED BY C9.3 Engine
Disassembly and Assembly
966K and 972K Wheel Loaders Machine Systems
Media Number -KENR5833-01 Publication Date -01/03/2011 Date Updated -21/03/2016
i04086233
Secondary Steering Valve - Assemble
SMCS - 4339-016
Assembly Procedure
Illustration 1 g02293407
1. Install sensor assemblies (6) and (7) in secondary steering valve (1). Tighten sensor
assemblies (6) and (7) to a torque of 30 ± 3 N·m (22 ± 2 lb ft).
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19. Illustration 2 g02292713
Illustration 3 g02292913
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.
2. Install the following items in secondary steering valve (1): valves (2), springs (3), O-ring
seals (4) and plugs (5). Tighten plugs (5) to a torque of 210 ± 20 N·m (155 ± 15 lb ft).
End By:
a. Install the secondary steering valve.
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Mon Apr 6 17:08:40 UTC+0800 2020
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20. Shutdown SIS
Previous Screen
Product: WHEEL LOADER
Model: 966K WHEEL LOADER TFS
Configuration: 966K Wheel Loader TFS00001-UP (MACHINE) POWERED BY C9.3 Engine
Disassembly and Assembly
966K and 972K Wheel Loaders Machine Systems
Media Number -KENR5833-01 Publication Date -01/03/2011 Date Updated -21/03/2016
i02296951
Gear Pump (Secondary Steering) - Disassemble
SMCS - 4324-015-GT; 5073-015-SST
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-1857 Retaining Ring Pliers 1
Start By:
a. Remove the gear pump. Refer to Disassembly and Assembly, "Secondary Steering Pump
and Electric Motor - Remove".
Illustration 1 g01150348
1. Remove valve (1).
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21. Illustration 2 g01150349
2. Remove plug (2), bolts (3), and cover (4).
Illustration 3 g01150350
3. Remove housing (5) and O-ring seal (6).
Illustration 4 g01150351
4. Remove O-ring seal (7).
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22. Suggest:
If the above button click is invalid.
Please download this document
first, and then click the above link
to download the complete manual.
Thank you so much for reading
23. Illustration 5 g01150352
5. Remove bearing (8), seal (9), and backup ring (10).
Illustration 6 g01150353
6. Remove gears (11).
Illustration 7 g01150354
7. Remove bearing (12).
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