TM 5-4320-274-14&P
Section VII. MAINTENANCE OF PUMP
4-13. Centrifugal Pump Assembly
a. The centrifugal pump is driven by the electric motor. The pump is designed to pump water at the rate of 65 GPM
(gallons per minute) at 50 ft-tdh (feet-total dynamic head).
b. Removal
(1) Refer to figure 4-3 and remove the cover plate shoulder bolts. Remove cover plate from the pump body.
(2) Remove impeller cap screw and remove impeller and key from the shaft adapter.
(3) Remove wear plate retaining screws, and remove wear plate. Remove shims, shaft adapter, and one-half of
the seal assembly. Remove key from motor shaft.
(4) Remove pump mounting bolts and separate pump from the motor.
c. Installation.
(1) Refer to figure 4-3 and position the pump body on the motor. Secure with the three pump mounting bolts.
Install one-half of seal assembly, and shaft adapter, on motor shaft using motor shaft key.
4-8
