120H and 135H Motor Graders Air System and Brakes Caterpillar


Check Valve (Air Tank)

Usage:

120H 124



Illustration 1g01058021

(2) Torque for two check valves ... 40 N·m (30 lb ft)

Apply 5P-3413 Pipe Sealant to the threads before installation.

Note: Access check valves (2) through plug ports (1). Use a 7/8 inch deep well socket that is secured to an extension in order to remove check valves (2).

Caterpillar Information System:

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