AIRBRAKE INSTALLATION MAINTENANCE (MODEL WPES-1).
This task consists of:
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
1-1/16 inch Wrench (Appendix B, Section III, Item 3)
Trailer disconnected from towing vehicle (TM 104610-240-10).
Trailer leveling jacks set (TM 5-4610-215-10/2).
All four air chamber compression springs caged (M 10-4610-240-10).
General Safety Instructions
Compressed air in airbrake system can be dangerous.
Airbrake reservoir is heavy/difficult to handle.
Compressed air can blow dust into eyes. Wear eye protection when releasing pressure from reservoir.
Open draincock slowly.
The following procedures describe removal of components used throughout the airbrake system. Removal
of one of each type part is shown. Removal of other like parts is similar.
Open drain cock (1) slowly and allow all air to bleed from reservoir (2).
Unscrew airbrake hose assembly (11) from pipe coupling body (3). Remove coupling (13), adapter (12) and
adapter (10) from hose assembly.
Remove tubing (9) from adapter (8).
Remove adapter (8) from pipe coupling body (3).
Identification plate for roadside hose assembly pipe coupling is red Identification plate for curbside pipe
coupling is blue.