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 TM 55-1905-219-14-6
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 eas-
ily. 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
There will be
the pump for tight-
a slight drag
ness by rotating
due to the fric-
the shaft.
tion of the
thrust plates
on the gears,
but there
should be no
distinct bind.
3-2338
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