NO. 8 VENT VALVE
This task covers:
Tool kit SC 4940-97-CL-E12
Whenever the No. 8 vent valve is bicoved and installed for any reason, a
stationary vehicle airbrake test (para 2-9) must be performed to check that the
No. 8 vent valve functions properly in the brake equipment arrangement.
Failure to perform test may result in injury to personnel.
Make sure air is drained before removal of the No. 8 vent brake valve.
Residual air may escape and cause 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.
Remove two nuts (1).
Remove No. 8 vent valve (3).
Remove rubber gasket (2).
Repeat steps (1) thru (3) and remove remaining No.
8 vent valve.
The No. 8 vent valve must be repair intermediate general support level