TM 5-4220-227-14
6-16. Pump Assembly.
This task covers:
a.
Replace
b.
Repair
INITIAL SETUP:
Tools
Materials/Parts
General Mechanic's Tool Kit
Pump Assembly
(NSN 5180-00-177-7033)
Detergent, Nonionic (Item 8, Appendix E)
Distilled Water (Item 9, Appendix E)
Cloth, Lint-Free (Item 6, Appendix E)
a. Replace. (figure 6-30)
WARNING
Serious injury or death may result from electrical shock. Ensure that the 220 VAC external electrical
power sources are disconnected before working inside the heater/ chiller module.
(1) Remove 14 screws (1) and remove cover (2) from heater/chiller module (3).
(2) Tag and disconnect electrical leads (4) from junction box (5).
(3) Loosen screw (6) on clamp (7) and remove supply hose (8) from fitting (9).
(4) Remove fitting (9) from collar (10) and remove collar from pump (11).
(5) Remove four nuts (12), washers (13), and bolts (14).
(6) Loosen screw (15) on clamp (16) and remove return hose (17) from elbow (18).
(7) Remove pump (11) and remove elbow (18) and fitting (19) from pump.
(8) Install fitting (19) and elbow (18) on pump (11).
(9) Install pump (11) in place and install return hose (17) on elbow (18) and tighten screw (15) on clamp (16).
(10) Install four bolts (14), washers (13), and nuts (12).
(11) Install collar (10) and fitting (9) on pump (11 ).
(12) Install supply hose (8) on fitting (9) and tighten screw (6) on clamp (7).
(13) Connect electrical leads (14) to junction box (5).
(14) Install cover (2) and secure with 14 screws (1).
6-64
