4-14. NO. 8 VENT VALVE
This task covers:
Tool kit SC4940-97-CL-E12
Drycleaning solvent (Item 34, Appendix B)
Pneumatic grease (Item 18, Appendix B)
Triple valve oil (Item 26, Appendix B)
Lapping compound (Item 8, Appendix B)
AB test rack
AB 178 test plate PC TA-2968-C
Ring gasket PC BC-8378
No. 8 vent 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,
brakes, splits, or loose connections. Repair of air lines and piping consists of replacing defective
pipes, lines, and connections. Refer to TM 55-2210-224-24P for identification of piping.
Remove strainer (1) from body (2).
Remove pop rivet (3), seal (4), and vent protector body (5).