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 TM 55-1905-220-14-11
5-71. BLOWER - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
OVERHAUL-TIMING BLOWER ROTORS (Cont)
VIEW FROM GEAR END OF BLOWER.
h. Install the required thickness of
shims back of the proper gear and
next to the bearing inner race and
reinstall both gears. Recheck the
clearances between the rotor lobes.
I.
Determine the minimum clearances at
points "A" and "B". Insert feeler
gages between the end plates and the
ends of the rotors. This operation
must be performed at the ends of
each lobe, making 12 measurements
in all. See below for minimum
clearances.
5-1011
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