2-61. THREE WAY BALL VALVE (CHEMICAL FEED) 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).
Chemical can and frame removed (TM 10-4610-240-10).
There are four three-way ball valves mounted on the chemical feed pump mounting plate. All are
removed and installed the same. One is shown, the others are similar.
Remove setscrew (1) and handle (2) from three-way ball valve (16).
Tag flexible tubing before removal.
Loosen three clamps (7, 10, and 13) and remove flexible tubing (8, 11, and 12).
Remove locknut (3) and three-way ball valve (16) from mounting plate (4).
Remove three adapters (6, 9, and 14) and elbows (5 and 15) from three-way ball valve (16).
Apply anti-seize tape to male pipe fittings. Be sure tape is wrapped in same direction as pipe threads.
Install elbows (5 and 15) and three adapters (14, 9, and 6) on three way ball valve (16).
Position three-way ball valve (16) on mounting plate (4) and install locknut (3), handle (2), and setscrew (1).
Place three clamps (13, 10 and 7) on flexible tubing (12, 11 and 8).
Connect flexible tubing (12, 11 and 8) to adapters (14, 9, and 6) and tighten clamps (13, 10 and 7).
Operate ROWPU (TM 1-4610-240-10) Check for leaks and proper operation.