TM 10-4610-241-24
TO 40W4-13-42
2-30
THREADED PIPE REPLACE.
This task consists of:
a.
Removal
b.
Installation
INITIAL SET-UP :
Tools Required
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Pipewrench (Appendix B, Section III, Item 3)
Vise (Appendix B, Section III, Item 3)
Material/Parts Required
Tape, Anti-seize (Appendix C, Section II, Item 19)
Tape, Insulation (Appendix C, Section II, Item 21)
Tape, Packing (Color Code) Appendix C, Section II, Items 22 thur 26)
Equipment Condition
Reference
Power shut down (Power Source Manual).
ROWPU Piping drained (TM 10-4610-241-10).
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)
Remove threaded pipes, attached to one end with grooved coupling as follows:
(a)
Refer to Paragraph 2-29 to disconnect grooved coupling end.
(b)
Select one or more steps in this Paragraph to remove pipe section From ROWPU.
(2)
Remove threaded pipes, attached to ROWPU with one-piece straps, as follows:
(a)
Remove two bolts (1), lockwashers (2), clamps (3) and plate (6). As required remove tape (5) from pipe
(4).
(b)
Select one or more steps in this paragraph to remove pipe section (4) from ROWPU and remove color
code tape as necessary.
(3)
Remove threaded pipes attached to front panel with two-piece strap as follows:
(a)
Remove nuts (7), lockwashers (8), washers (9) and screws (10).
(b)
Remove nuts (11), lockwashers (12), screws (13) and two-piece strap (14).
2-136
