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 TM 55-1905-220-14-6
3-139.1. HYDRAULIC PUMP - MAINTENANCE INSTRUCTIONS (Continued).'
LOCATION
ITEM
ACTION
REMARKS
REASSEMBLY (Cont)
aa. Ball
Press bearing onto
Use an arbor
bearing
shaft.
press.
(18),
and
shaft
ab. Key
Place into keyway on
(17)
shaft (20).
ac. Spacer
Insert into shaft
1. Do this care-
(19),
end cover (16).
fully so that
and
the key (17)
shaft
does not damage
assembly
the preformed
(15)
packing (41)
and seal (40).
2. The bearing
should press
into place
easily. Do not
drive the bear-
ing as it may
be damaged.
ad. Bearing Install.
shield
(14),
and
retaining
ring
(13)
ae. Pump
Using pliers, test the
There will be a
pump for tightness by
slight drag due
rotating the shaft.
to the friction
of the thrust
plates on the
gears, but
there should be
no distinct
bind.
3-2306
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