Modulating Valve (Transmission Clutch) - Remove and Install
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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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat 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 (4).
- Remove bolts (1), modulating control valve (2), and O-ring seal (3).
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Illustration 2 g01265571 - Remove nut (5) and washer (6).
- Remove coil assembly (7).
- Remove cartridge (8) and remove O-ring seal (9).
- Repeat steps 1 through 5 for the remaining modulating control valves.
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Illustration 1 | g01269500 |
- Lubricate O-ring seal (9) with lubricant that is being sealed. Install O-ring seal (9).
- 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 ± 2 N·m (10 ± 1 lb ft) .Show/hide tableIllustration 4 g01269500 - Install O-ring seal (3).
- Install modulating control valve (2) and install bolts (1). Torque bolts (1) to a torque of
30 ± 4 N·m (22 ± 3 lb ft) . - Connect harness assembly (4).
- Repeat steps 1 through 8 for the remaining modulating control valves.
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Illustration 3 | g01265571 |
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