TM 10-4610-241-24
TO 40W4-13-42
2-37.
CHECK VALVE (PRODUCT WATER) REPLACE.
This task consists of:
a.
Removal
b.
Installation
INITIAL SET-UP:
Tools Required
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Vise (Appendix B, Section III, Item 3)
Pipewrench (Appendix B, Section III, Item 3)
Material/Parts Required
Tape, Anti-seize (Appendix C, Section II, Item 19)
Tape, Insulating (Appendix C, Section II, Item 21)
Lockwashers (TM 10-4610-241-24P)
Equipment Condition
Reference
Power shut down (Power Source Manual).
ROWPU Piping drained (TM 5-4610-241-10).
Water Meter removed. (Paragraph 2-36).
a.
Removal.
(1)
Remove four bolts (1) and lockwashers (2), securing chemical feed pump frame (3) to ROWPU.
(2)
Move frame (3) back and off ROWPU floor for access to check valve.
(3)
Unscrew nut (4) and remove tube (5) from nipple (6). Then remove nipple.
(4)
Loosen clamp (7) and remove hose (8) and adapter (9). If required, remove clamp (7).
(5)
Remove two bolts (10), two lockwashers (11) and two flat washers (12).
(6)
Remove bracket (13).
(7)
Remove pipe section (15) and check valve (14) from pipe section (17) as a unit.
(8)
Place pipe section (15) in vise.
(9)
Remove check valve (14) from pipe section (15)
(10)
As required, remove block (18).
2-160
