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TM 55-2915-335-30&P
2-22. PUMP-END MOTOR BEARING - lNSPECT/REPLACE (Cont)
2-22
b.
c.
d.
e.
When pressing in the pump-end motor
bearing, the impeller housing must have
solid support just below the bearing seat,
Failure to support the housing as in-
structed may result in permanent damage
to the impeller housing.
Carefully insert round bar press fixture (5) into
housing inlet port. Place bar fixture against top
surface of impeller chamber. Do not attempt to
press bearing into impeller housing without sup-
port directly below bearing seat.
Stand impeller housing (2) and press fixture (5) on
arbor press, as shown. Center bearing (1) over seat
in housing. Slotted face of bearing must be up.
Center bearing installation tool (6) (Figure 1, Ap-
pendix D) in bearing.
Bring arbor down to meet installation tool (6).
Square-up top of installation tool with arbor.
Double check that bearing (1) is in line with seat.
Press bearing (1) into seat until it bottoms in
housing (2). Make sure bearing bottoms fully in
seat. Remove bearing installation tool and support
fixture.
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