TM 5-3825-225-14&P
Section XV. DISPENSING AND SERVICING EQUIPMENT COMPONENTS MAINTENANCE
4-54. WATER DISTRIBUTOR PUMP REPLACEMENT.
a. Removal (See Appendix F, Figure 81).
_________
WARNING
·
Use only proper lifting equipment when removing pump or personnel could be
injured.
·
Ensure that all valves are opened before removing pump to relieve any
pressure in the line. Remove pump tank drain plug and drain any hot water in
the tank. Support the attached plumbing before disconnecting the pump from
it. Failure to follow this warning may cause Injury to personnel.
(1) Support the plumbing on either side of the pump.
(2) Attach lifting equipment to pump and lift up on the pump to support it.
(3) Remove discharge butterfly valve (see paragraph 4-56).
(4) Disconnect discharge flange.
(5) Remove screws (4) and lockwashers (2) and lift the pump away from the engine. Discard lockwashers.
b. Installation (See Appendix F Figure 81).
_________
WARNING
Use only proper lifting equipment when installing pump or personnel could be injured.
(1) Lift pump into place against the engine.
(2) Attach the pump to the engine with screws (4) and new lockwashers (2).
(3) Aline 'plumbing and connect the discharge flange to the pump.
(4) Install the discharge butterfly valve (see paragraph 4-56).
(5) Fill the pump tank with water to prime it.
(6) Ensure that the pump operates correctly and does not leak.
4-55. LINES AND FITTINGS REPLACEMENT.
a. Removal (See Appendix F; Figures 83 and 86).
(1) Disconnect hose clamps (7 and 23, Appendix F, Figure 83).
(2) Remove water distributor pump (see paragraph 4-54).
(3) Remove 4 in. (10.2 cm) butterfly valve (see paragraph 4-56).
(4) Separate nipple (18), elbow (5), and valve nipple assembly (9).
(5) Separate valve nipple (11), tee (15), dust cap (12), adapter (13), and strainer (14) from pump.
(6) Remove screws, nuts, and washers from flange (16) and gage pipe nipple (18).
(7) Separate flange (16), gasket (17), gage pipe nipple (18), and attached plumbing from pump. Discard
gasket.
(8) Separate pressure gage, gage pipe nipple (18), reducer tee (19), dust cap (21), adapter (20), and
discharge nipple (22).
(9) Separate hose (8), hose clamps (7), close nipple (6), elbow (5), and sump pipe (4) from tank.
(10) Separate hose (24), hose clamps (23), discharge nipples (22), elbow (26), and close nipple (27) from
tee (28).
(11) Remove 3 in. (7.6 cm) butterfly valve (see paragraph 4-56).
(12) Disconnect hose clamps (41) and remove hose (42), discharge valve nipple (40), and sump nipple (3).
Remove plug (2).
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