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 TM 55-1905-220-14-11
5-71.
BLOWER - MAINTENANCE INSTRUCTIONS
(Continued).
LOCATION
ITEM
ACTION
REMARKS
OVERHAUL - ASSEMBLY (Cont)
h. Blower
Check the relationship
housing
of the blower end
(50),
plates to the housing
and end
at the cylinder block
plates
side of the blower
(46 and
assembly. The protru-
47)
sion of the housing
with respect to the end
plates should not be
more than .0015".
Excessive protrusion
could distort the
housing when the end
plate to the cylinder
block bolts are tight-
ened and cause rotor-to
housing interference.
i.
1. With the blower
(51)
housing rotors and
end plates still
supported in a vert-
ical position on the
two wood blocks,
install the ball
bearings on the
rotor shafts and in
the rear end plate
as follows:
2. Lubricate one ball
bearing with light
engine oil. Start
bearing, numbered
end up, straight on
one of the rotor
shafts.
3. Place installer on
Use tool J6270-7.
top of bearing and
tap the bearing
straight on the
shaft and into rear
end plate as shown.
5-1000
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