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 TM 55-1905-223-24-18-2
h. Carefully slide mechanical seal (1) off motor shaft and out of pump body.
i. Remove four machine screws (10) securing pump body to fluid control ring (13).
j. Separate and remove pump body from motor shaft and fluid control ring.
k. Remove three pipe plugs (11) from pump body.
l. Remove four machine screws (12) securing fluid control ring (13) to pump drive motor (14).
m. Separate and remove fluid control ring (13) and slinger ring from pump drive motor (14) shaft.
REPAIR
Repair of motorized pump consists of replacing stator (9), stator ring (6), rotor (5), universal joint (3),
mechanical seal (1) motorized pump (15), pump drive motor (14).
ASSEMBLY
a. Position pump drive motor (14) on a clean flat surface.
b. Clean and oil motor shaft using clean light oil (not grease).
c. Install slinger ring and fluid control ring (13) on motor shaft with mounting screw holes aligned with
pump drive motor.
d. Install four machine screws (12) and secure fluid control ring (13) to pump drive motor (14).
e. Install three pipe plugs (11) on pump body.
f. Position pump body on motor shaft with mounting screw holes aligned with fluid control ring (13).
g. Install four machine screws (10) and secure pump body to fluid control ring.
h. Clean and oil lapped sealing faces of mechanical seal (1) using clean light oil (not grease).
i. Oil outer surface of mechanical seal seat, then install seat on motor shaft and into the pump body.
j. Position universal joint (3) on motor shaft with pin holes aligned. (Ensure that mechanical seal (1) is
properly seated in pump body.)
k. Install pin (2) by using a punch through outlet port on pump body to secure pin (2) on motor shaft.
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