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 TM 5-1940-277-20
TM 1940-20/2
TOOLS: Flat Tip Screwdriver
Two 13 mm Box Wrenches
PARTS/MATERIALS: Replacement Bilge Pumps
NOTE
This procedure applies to the aft and forward bilge pumps for the MK1 and the aft bilge
pump for the MK2
REMOVE:
1.
Open and secure hydrojet hatch covers (refer to paragraph 3-154).
2.
Open and secure engine hatches (refer to paragraph 3-154).
3.
Unscrew and disconnect bilge pump motor electrical plug (1).
4.
Disconnect sending unit lead (4).
Loosen bilge discharge hose clamp (3) with screwdriver and remove bilge discharge hose (2) from pump.
5.
Using two wrenches remove two nuts (5), four washers (6) and two bolts (7) from pump base.
6.
Remove pump assembly (8), bracket (9) and float switch (10) from boat as a unit.
7.
3-302
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