4-11. AUTOMATIC BRAKE VALVE
This task covers:
INITIAL SETUP :
Tool kit SC 4940-97-CL-E12
Drycleaning solvent (Item 30, Appendix B)
Pneumatic grease (Item 16, Appendix B)
Emery cloth (Item 4, Appendix B)
Powder graphite (Item 10, Appendix B)
Lubricating oil (Item 19, Appendix B)
Lime-base grease (Item 15, Appendix B)
Automatic brake valve removed
Valve assemblies are under a spring load. Use caution during disassembly procedures so that no parts fly
out, causing injury to personnel.
When removing or repairing brake valves or components, check air lines and pipes for corrosion, breaks,
splits, or loose connections. Repair of air lines and piping consists of replacing defective pipes, lines, and
connections. Refer to TM 55-2210-223-24P for identification of piping.
Place handle (3) in HANDLE-OFF position. Remove retaining socket-head screw (1) and washer (2) and remove
Remove two socket-head screws (4) and quadrant (5) from cam housing (22).
Turn regulating valve adjusting handle (6) and release tension on adjusting spring (68).