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 TM 55-1905-220-14-10
5-8. BLOWER-MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
OVERHAUL-ASSEMBLY (Cont)
n. Shims
Replace shims in their
Refer to Step 6 c.
(48)
original positions.
o. Blower
1. Before installing the
housing
blower rotor timing
assembly
gears on the rotor
and
shafts, observe
gears
precautions in Step
(47)
8.a.2 and 3 relative to
the rotor shaft and
timing gear alignment.
2. The center punch mark
in the end of each
rotor shaft at the
omitted serration will
assist in aligning the
gears on the shafts.
3. Place the blower
assembly on the bench,
with the top of the
housing up and the rear
end (serrated end of
rotor shafts) on the
blower facing the
outside of the bench.
4. Rotate the rotors to
bring the omitted
serrations on the
shafts in alignment and
facing to the left.
5. Lubricate the serra-
tions of the rotor
shafts with light
engine oil.
5-248
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