VALVE - SOLENOID 7U6910 - Caterpillar

Illustration 1 g03729124
To prevent damage to the motor, the case must be filled with clean hydraulic oil at least to the fill port before operation.
Table 1
Specification for 185-6953 Travel Motor Gp
Item Qty Part Specification Description
1 2 087-4743 Stop Torque to 140 14 N m (103 10 lb ft).
2 1 122-5114 Ball Guide Lubricate the sliding surfaces lightly with 309-6932 Hydraulic Oil.
3 1 147-5860 Piston Lubricate the sliding surfaces lightly with 309-6932 Hydraulic Oil.
4 9 118-4057 Spring Length under test force is 31 mm (1.2 inch).
Test force is 360 36 N (81 8 lb).
Free length after test is 35.9 mm (1.41 inch).
5 1 094-1882 Plug Not required for the optional design for the body.
Apply blue Loctite 5127 to the threads of the plug.
Torque to 13 2 N m (115 18 lb in).
6 10 094-1882 Plug Apply blue Loctite 5127 to the threads of the plug.
Torque to 13 2 N m (115 18 lb in).
7 - - Apply blue Loctite 5127 or white Loctite 536 between the mating surfaces of the 096-4376 Lip Type Seal and the body.
8 1 095-7380 Spring Length under test force is 13.0 mm (0.51 inch).
Test force is 14.3 1.5 N (3.2 0.3 lb).
Free length after test is 15.000 mm (0.5905 inch).
10 2 346-1340 Piston Lubricate the sliding surfaces lightly with 309-6932 Hydraulic Oil.
11 1 133-6777 Barrel Lubricate the sliding surfaces lightly with 309-6932 Hydraulic Oil.
12 Ensure that the following conditions are fulfilled during shims installation.
When parking brake release port (9) is vented to the air, the motor output shaft does not rotate with a torque of 407 N m (300 lb ft) or less.
When pressure at parking brake release port (9) is 780 kPa (113 psi), the motor output shaft rotates with a torque of 49 N m (36 lb ft) or less. Both the inlet port and the outlet port must be open to the hydraulic tank.
As required, use the following shims in order to adjust the height of springs for parking brake torque:
1 096-1521 Shim Thickness is 1.0 mm (0.04 inch).
1 096-3785 Shim Thickness is 1.2 mm (0.05 inch).
1 096-3786 Shim Thickness is 1.4 mm (0.06 inch).
1 096-3787 Shim Thickness is 1.6 mm (0.06 inch).
1 096-3788 Shim Thickness is 1.8 mm (0.07 inch).
1 096-1522 Shim Thickness is 2.0 mm (0.08 inch).
13 10 8T-4944 Bolt Torque to 177 18 N m (131 13 lb ft).
14 1 7Y-4216 Spool Lubricate the sliding surfaces lightly with 309-6932 Hydraulic Oil.
15 1 096-3978 Spring Length under test force is 24.0 mm (0.94 inch).
Test force is 74 8 N (17 2 lb).
Free length after test is 34.700 mm (1.3661 inch).