Figure 3-8. Bilge Pump, Disassembly/Reassembly.

TM 55-1930-208-24

b. Disassembly. (Refer to figure 3-8).

(1) Remove two nuts (1) and bolt (2) and lift lever socket (3) from the pump.

(2) Remove four nuts (4) and four bolts (5) and remove the pump base (6).

(3) Remove two screws (7) and separate the lower valve keeper (8), valve weight (9), suction valve (10), and

valve washer (11) from the base.

(4) Remove two screws (12) and separate the upper valve washer (13), valve weight (14), suction valve (15),

and valve keeper (16) from the pump.

(5) Remove two nuts (17) and bolts (18) and remove the cross head (19). Separate top plunger (20), bottom

plunger (21), and diaphragm (22) from the pump pot (23).

Figure 3-8. Bilge Pump, Disassembly/Reassembly.

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