4-30. AIRBRAKE CHAMBER
This Task Covers:
Extension, socket wrench, in. drive
in., in. drive
Wrench, open-end, in.
Wrench, open-end, 1 in.
Always release air from system before working on airbrake
chambers. Failure to do so could result in personal injury.
1 . Adapter (9)
Outer union nut (10)
Using in. wrench and
wrench, hold adapter
(9), unscrew outer union nut (10), and remove.
2. Airbrake chamber (11)
Elbow (8) and
Using pipe wrench, unscrew and remove as an
3 . Pushrod (12)
Using 1 in. wrench, unscrew part way.