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![]() TM 55-1905-223-24-7
j. Remove four machine bolts (16, FIGURE 2-6), flatwashers (15), lockwashers (14), and hexagon nuts (13)
securing low pressure pump assembly to watermaker frame.
k. Remove low pressure pump assembly from watermaker unit and place on clean workbench surface.
REPAIR
a. Loosen hose clamp (1, FIGURE 2-6) and remove nonmetallic hose (2) and hose clamp (1) from inlet elbow hose
adapter (19).
b. Check nonmetallic hose (2) for cracks, cuts, or swelling. Discard if cracked, cut, or swollen.
c. Remove four hexagon nuts (18) and flatwashers (17) securing pump bracket (11) to alternating current motor (12)
and remove pump bracket (11) from alternating current motor (12). The alternating current motor (12) is repaired
by replacement.
d. Position pump bracket (11) on work bench with access cover (6) facing up.
e. Remove elbow hose adapter (19) from access cover (6) by unscrewing counterclockwise. Remove any teflon
tape from elbow hose adapter threads.
f. Remove seven machine screws (4) and flatwashers (5) securing access cover (6) to housing (10) and bracket
(11).
g. Remove access cover (6) and preformed packing (7). Discard preformed packing (7).
h. Position new preformed packing (7) and access cover (6) to housing (10) aligning mounting holes of access cover
(6), housing (10), and bracket (11).
i. Install seven flatwashers (5) and machine screws (4) and secure access cover (6) to housing (10) and bracket
(11).
j. Wrap inlet elbow hose adapter (19) threads with teflon tape.
k. Install elbow hose adapter (19) in access cover (6) and secure by screwing clockwise until tight.
l. Align pump bracket (11) and alternating current motor (12) shaft and mounting holes.
m. Install four flatwashers (17) and hexagon nuts (18) and secure pump bracket (11) to alternating current motor (12).
n. Install new or replacement nonmetallic hose (2) and secure with hose clamp (1) on inlet elbow hose adapter (19).
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