BALL CUTOUT COCK
This task covers:
Tool kit SC 4940-97-CL-E12
Whenever the ball cutout cock is removed and installed for any reason, a stationary vehicle
airbrake test (para 2-9) must be performed to check that the ball cutout cock 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 ball cutout cock. Residual air may escape and
cause injury to personnel.
Note direction of air flow and direction of valve before removal.
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.
Disconnect two air connections (1) and (2).
Remove ball cutout cock (3).
Install ball cutout cock (3) and connect two air connections (1) and (2).
Refer to paragraph 2-9 and perform a stationary vehicle airbrake test.