2-55. VACUUM BREAKER MAINTENANCE.
This task consists of:
General Mechanics Tool Kit (Appendix B. Section III, Item 4)
Tape, Anti-seize (Appendix C, Section II, Item 30)
ROWPU shutdown (TM 10-4610-240-10).
Power shutdown (power source manual).
ROWPU piping drained (TM 10-4610-240-10).
a. Remove vacuum breaker (3) and adapter (2) from tee (1).
b. Remove adapter (2) from vacuum breaker (3).
a. Apply anti-seize tape to male fittings Be sure to wrap tape in same direction as pipe thread
b. Install adapter (2) in vacuum breaker (3).
c. Install vacuum breaker (3) and adapter (2), on tee (1).
d. Operate ROWPU (TM 1(-610-240-10). Check for leaks ant proper operation.