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 TM 55-1905-223-24-1
2-23. Replace/Repair Water Pump Group. (FIG. 2-20)
This task covers:
a. Removal,
b.
Repair,
c.
Replacement.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's rail
Engine shutdown, and secured,
and marine diesel engine
coolant drained. TM 55-1905-223-10.
Torque wrench kit P/N 3377216
Materials/Parts
NOTE
Engine cooling system pump P/N 3050447
Replacement of the engine
Engine lube oil, Item 2, Appendix C
cooling system pump and
Anti-Seize compound, Item 5, Appendix C
engine accessory bracket
Gasket P/N 207540,
are included in this
Preformed packing P/N 206457, 3007512
procedure.
Water inlet connection P/N 207539
Water pump gasket P/N 206193
Water pump adapter gasket P/N 206455
REMOVAL
WARNING
The engine cooling system pump is very heavy. To avoid
personal injury, two soldiers are required to lift the engine
cooling system pump.
a. Remove two machine bolts (11) and lockwashers (12) that hold waer pump support (16) to engine
t
block.
b. Remove four machine bolts (9) and lockwashers (10) from water pump inlet connection (8).
c.
Remove four machine bolts (14), lockwashers (15), and flat washers (13) that hold water pump inlet
connection (8) to engine system cooling pump (4).
d. Remove water pump support (16).
e. Remove water inlet connection (21) from water pump inlet connection (8).
f.
Remove water pump inlet connection (8) and gasket (22). Discard gasket.
g. Remove two pipe plugs (6 and 7) from water pump inlet connection (8).
2-78
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