FORWARD ELECTRIC BILGE PUMP REPLACEMENT INSTRUCTIONS (MK2 ONLY)

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INSTALL

TM-5-1940-277-20 Boat Bridge Erection Twin Jet Aluminum Hull MODEL USCSBMK1 (1940-01-105-5728) MODEL USCSBMK2 (1940-01-218-9165) Manual

REMOVE

TM 5-1940-277-20

TM 1940-20/2

3-144. FORWARD ELECTRIC BILGE PUMP REPLACEMENT INSTRUCTIONS (MK2 ONLY)

TOOLS: Flat Tip Screwdriver

One 7/16 inch Socket Wrench with Extension

One 1/4 inch Box Wrench

PARTS/MATERIALS: Replacement Bilge Pump

REMOVE:

Open and secure hydrojet hatch covers (refer to paragraph 3-154).

Remove Aft Cockpit (refer to paragraph 3-27).

Open and secure engine hatches (refer to paragraph 3-154).

Unscrew and disconnect bilge pump motor eletrical plug (1).

Loosen bilge discharge hose damp (3) with screwdriver and remove bilge discharge hose (2) from pump.

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