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 TM 55-1905-220-14-4
3-18. FRESH WATER PUMP - MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
REPAIR (Cont)
NOTE
The face of the ceramic insert must be square with the axis of the
tapered bore 4ithin .004 inch (.0102 cm). The pump shaft may be used
as a mandrel for this inspection.
d. Place the impeller assembly
in a level position, with the
ceramic insert up, in' an oven
preheated to 350 (1770C) for
F
one hour to cure the adhesive.
e. Remove the impeller from the
oven and, after it has cooled
to room temperature, install
it in the pump. Do not loosen
or remove the clamping bolt and
washers until the assembly cools.
14. Water
a. Seal
Remove.
Discard.
pump
ring
shaft,
(18)
and gear
3-563
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