2-67. CENTRIFUGAL PUMP (BOOSTER) MAINTENANCE.
This task consists of:
General Mechanics Tool Kit (Appendix B, Section III, Item 4)
Tape, Electrical (Appendix C, Section II, Item 31 )
Gasket (2) M103873D04
ROWPU shutdown (TM 10-4610-240-10).
Power shutdown (power source manual).
ROWPU piping drained (TM 10-4610-240-10).
General Safety Instructions
Lifting heavy/difficult to handle equipment incorrectly can cause serious injury.
a. Remove two nuts (1) and screws (28), two clamp halves (29), and gasket (30).
b. Remove two nuts (25), screws (27), two clamp halves (26), and gasket (24).
c. Remove four bolts (3) and lockwashers (4) securing booster pump assembly (2) and spacer plate (5) to unit.
The booster pump assembly is heavy/difficult to handle.
d. Position booster pump assembly (2) to get access to conduit box (7).
e. Remove four screws (12), cover (13), and gasket (14).
f. Pull bundle of four wires sets (6) from conduit box (7).
g. Tag and identify three wire sets (6).
h. Remove twine (18) and tape (8) from three tagged wire sets.
i. Remove screw (22) securing grounding wire (23) to conduit box (7).