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 TM9-2835-255-34
ACCESSORY GEARBOX CLEANING AND REPAIR (Sheet 6 of 40)
6. TURN COVER (1) OVER AND CHECK EIGHT
BEARING BORES (2) FOR SCORING. CHECK
COVER (1) FOR CRACKS, BREAKS AND RUST OR
CORROSION.
WARNING
Cover (1) is heavy. Do not let fingers get
caught between work surface (3) and
cover (1) when turning cover over. Injury
to fingers will result.
a.
Turn cover (1) over on clean work surface (3).
b.
Check eight bearing bores (2) for scoring (4)
caused by bearing turning in bores. If scor-
ing (4) exists, install cover (1) (page 7-80)
and replace accessory gearbox (page 7-21).
If there is no scoring, go to step c.
c.
Check cover (1) for cracks, breaks and rust or
corrosion. If damage exists, install cover (1)
step 7.
CAUTION
Gear assemblies may be slippery and are
heavy. Use both hands when removing
assemblies. Do not lift assemblies by
bearings. Do not rotate or spin bearings
by hand or with shop air. Damage to
assemblies or bearings may occur.
7. REMOVE PLUG (5) AND DRAIN ANY OIL THAT
WAS LEFT IN HOUSING INTO PAIL.
NOTE
During assembly, gears must he installed
in same bores from which they were
removed.
8. MARK SPUR GEARSHAFT NO. 5 AND 6 (6) IN
ORDER TO RE-INSTALL INTO ORIGINAL POSITION.
REMOVE SPUR GEARSHAFT (6) FROM HOUSING
(7).
Go on to Sheet 7
7-51
Change 6
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