12-31. TUBING REPLACE
This task consists of:
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Tape, Anti-seize (Appendix C, Section II, Item 19)
Tape, Insulation (Appendix C, Section II, Item 21)
Lockwashers (TM 10-4610-241-24P)
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 performing
These procedures are typical for metal and plastic tubing used throughout the ROWPU. Some of the following
instructions may not be applicable to your maintenance task. Perform only those tasks that affect replacement of the
(1) Remove metal tubing as follows:
Locate two nearest connection points on metal tubing to be removed. Only clamps and
tube supports between these two points must be removed.
(1) Remove two nuts (1), lockwashers (2), and screws (3).
(2) Separate and remove two tube support blocks (4 and 5) and insulation tape (6) from metal tubing (7).