PRESSURE GAGE(R.O.) REPLACE.
This task consists of:
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Tape, Anti-seize (Appendix C, Section II, Item 19)
Power shut down (Power Source Manual).
ROWPU Piping drained (TM 10-4610-241-10).
General Safety Instructions
ROWPU piping and equipment can contain extremely high pressure during and
after operation. If this pressure is not relieved before performing maintenance,
serious injury or death may result. Be sure to open all drains and vents before
Loosen nuts on tubes (1, 2 and 3) and disconnect tubes from distribution block (4).
Unscrew distribution block (4) from pressure gage (8).
Remove two nuts (5), lockwashers (6), and bracket (7).
Remove pressure gage (8) from front of control panel (9).
As required, remove nipples (10, 11 and 12) from distribution block (4).
Make sure tape is wrapped in same direction as pipe threads.
Apply anti-seize tape to all male pipe fitting threads.
Position pressure gage (8) in cutout on control panel (9).
Position bracket (7) on rear of pressure gage (8) and install two lockwashers (6) and nuts (5).