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 TM 55-1905-219-14-10
5-35. BLOWER - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
OVERHAUL - ASSEMBLY (Cont)
o. Blower
1. Before installing the
housing
blower rotor timing
assembly
gears on the rotor
and gears
shafts, observe pre-
cautions in step 6a2
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 (ser-
rated end of rotor
shafts) of 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 serrations
of the rotor shafts with
light engine oil.
6. Place the teeth of the
rotor gears in mesh so
that the omitted ser-
rations inside the gears
are in alignment and
facing the same direction
as the serrations on the
shafts.
5-577
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