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 TM 55-1905-219-14-10
5-19.2. IDLER GEAR - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
TEST (Cont)
4. Tie one end of a piece of lintless
1/8" cord around a 1/8" round piece
of wood (or soft metal stock).
Place wood between two of the gear
teeth and wrap the cord around the
the gear several times as shown.
Attach the other end of the cord
to a spring scale. Maintain a
steady pull on the cord and scale,
90to the axis of the hub, and
note the pull , in pounds and
ounces, required to start the
gear rotating. Make several
checks to obtain an average
reading. If the pull is within
1-1/4 lb (5.56 N) minimum to
6 lbs. 12 oz. (30.03 N) maximum,
and does not fluctuate more than
2 lbs 11 oz. (11.98 N), the idler
gear and bearing assembly is
satisfactory for use.
5-352
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