4-16. RAW WATER PUMP. This task covers:
Tools, see Appx B, Sec Ill, Ref Code (No.):
Tool Kit, General Mechanics Automotive (1)
ROWPU shutdown to standby (para. 2-18). Raw water
suction hose disconnected at pump suction flange.
Tape, Antiseize (Appx E, Sec II, Item 67)
Gaskets (TM 10-4610-232-24P)
Make sure electrical power is disconnected before working on equipment. Failure to
do so could result in serious injury or death from electrical shock.
The flapper valve prevents water from draining from the suction side of the raw water
pump. It is important that this valve remain free to move so that the pump will retain
Disconnect dust cap (1, Figure 4-18) and remove gasket (2) from dust cap (1).
Remove four screws (3) and remove suction flange (4).
Remove flapper valve assembly (5) from housing (8).
Remove plugs (6 and 7) if necessary.
Loosen nuts (9) and remove tube assembly (10).
Remove fitting (11) and elbow (12) from pump housing (8).
Figure 4-18. Raw Water Pump
Change 2 4-101