Removal Procedure
| NOTICE |
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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 Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products. Dispose of all fluids according to local regulations and mandates. |
Note: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
- Disconnect harness assembly (1) .
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| Illustration 1 | g01330112 |
- Remove bolts (2) and remove modulating control valve (3) .
- Remove O-ring seal (4) .
- Remove nut (5) and washer (6) .
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| Illustration 2 | g01265571 |
- Remove coil assembly (7) .
- Remove cartridge (8) and remove O-ring seal (9) .
- Repeat steps 1 through 6 for the remaining valves.
Installation Procedure
- Lubricate O-ring seal (9) with lubricant that is being sealed. Install O-ring seal (9) .
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| Illustration 3 | g01265571 |
- Install cartridge (8). Tighten cartridge (8) to a torque of 50 ± 5 N·m (37 ± 4 lb ft).
- Install coil assembly (7) .
- Install washer (6) and nut (5) .
- Tighten nut (5) to a torque of 13 ± 1.5 N·m (115 ± 13 lb in).
- Install O-ring seal (4) .
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| Illustration 4 | g01330112 |
- Install modulating control valve (3) and install bolts (2). Torque bolts (2) to a torque of 30 ± 4 N·m (22 ± 3 lb ft).
- Connect harness assembly (1) .
- Repeat steps 1 through 8 for the remaining valves.