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 TM 55-1905-220-14-10
5-8. BLOWER-MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
OVERHAUL -ASSEMBLY (Cont)
8. Thread a 1/2"-20 X
1-1/4" bolt with a
large plain washer into
the end of each rotor
shaft. Place a clean
folded cloth between
the lobes of the rotors
to prevent the gears
from turning. Draw the
gears into position
tight against the shims
and the bearing inner
races.
9. Remove the two bolts
and washers that were
used to draw the gears
into position on the
rotor shafts.
p. Screws
1. Lubricate the threads
(45) and
of screws with engine
spacers
oil.
(46)
2. Place a spacer on each
of the screws and
thread them into the
rotor shafts.
3. Tighten the bolts to
55-65 lb-ft (74.6 -
88.1 Nm) torque.
NOTE
The blower timing gear retaining screws incorporate a special nylon insert and
must be lubricated before installing them in the rotor shafts.
5-250
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