TM 10-4610-241-24
TO 40W4-13-42
2-42.
DIFFERENTIAL PRESSURE GAGE (R. O. VESSELS) REPLACE.
This task consists of:
a.
Removal
b.
Installation
INITIAL SET-UP:
Tools Required
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Material/Parts Required
Tape, Anti-seize (Appendix C, Section II, Item 19)
Lockwashers (TM 10-4610-241-24P)
Equipment Condition
Reference
Power shut down (Power Source Manual).
ROWPU Piping drained (TM 10-4610-241-10).
Personnel Required
Two
General Safety Instructions
WARNING
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 performing
maintenance.
a.
Removal.
(1) Loosen nut (1) and disconnect tubing (2) from adapter (3). Remove elbow (4L) from differential pressure
gage (11).
(2) Loosen nut (5) and disconnect tubing (6) and adapter (7) from differential gage (11).
(3) Remove three nuts (8), lockwashers (9) and screws (10).
(4) Remove differential pressure gage (11) from control panel (12).
b.
Installation.
(1) Position differential gage (11) in cutout on control panel (12).
(2) Install three screws (10), lockwashers (9) and nuts (8).
NOTE
Be sure to wrap tape in same direction as pipe threads.
(3) Apply anti-seize tape to male pipe threads.
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