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 TM 55-1905-220-14-11
5-73. FRESH WATER PUMP - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
REASSEMBLY
3.
a. Steel
If a new steel insert
insert
is to be used in the
(9)
pump body, make sure
the counterbore in the
pump body is thoroughly
clean before installing
a new insert. Dirt in
the counterbore can
cause misalignment
between the insert and
the carbon washer and
result in a leak at
this point. Start the
counterbored end of the
insert into the pump
body. Press the insert
in until it contacts
the shoulder in the
pump body. The insert
has a .0015 inch-.0035
inch press fit in the
pump body.
CAUTION
Do not mar the highly finished seal contact surface of the insert when pressing it into the
pump body.
b. Slinger
Install slinger on the
(14),
pump shaft with the
and
flange of the slinger
shaft
approximately 3/16 inch
(15)
from the end of outer
race of the bearing.
c.
Pump
1. Support the impeller
body
end of the pump body
(5)
on an arbor press,
and insert the coup-
ling end of the new
shaft and bearing
assembly (6) into
the pump body.
5-1048
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