HUB AS 1121154 - Caterpillar

Illustration 1 g02418216
The final installation torque for the 172-2392 Solenoid Valve Gp (1) is now updated. The new installation torque will improve the service life of the solenoid valve group.
Illustration 2 g02392357
175-4972 Manifold and Valve Gp (PARKING BRAKE, SECONDARY BRAKE)
Illustration 3 g02401656
309-3012 Brake Valve The new 172-2392 Solenoid Valve Gp (1) is a part of 175-4972 Manifold and Valve Gp (PARKING BRAKE, SECONDARY BRAKE), and 309-3012 Brake Valve .Do not interchange the coils, when you install the solenoid valve group to the manifold and valve group. Tighten the solenoid valve groups (1) to 30 3 N m (266 27 lb in) and tighten the coil nuts (2) to 9.5 1.5 N m (84.1 13.3 lb in).The new installation torque is adaptable for the machines that are listed above.