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TM 10-3930-659-34
5-12. TRANSMISSION CLUTCH PACKS AND IDLER GEAR MAINTENANCE (Con’t).
7.
Turn transmission assembly (1) until transmission oil feed flange bore (16) is facing up and is horizontal.
WARNING
Use extreme caution when handling heavy parts. Lifting device is required when parts weigh over
50 lb (23 kg) for a single person lift, over 100 lb (45 kg) for a two person lift, and over 150 lb (68 kg)
for a three or more person lift. Keep clear of heavy parts supported only by lifting device. Failure
to follow this warning may cause serious Injury or death to personnel.
NOTE
•
Clutch pack weighs approximately 75 lb (34 kg).
•
Lift clutch pack straight out of transmission assembly so that loose roller bearings are kept intact for
individual inspection.
8.
Move second/reverse gear clutch pack (17) aside. Using suitable lifting device, remove first/forward gear clutch
pack (15) from transmission assembly (1).
WARNING
Use extreme caution when handling heavy parts. Lifting device is required when parts weigh over
50 lb (23 kg) for a single person lift, over 100 lb (45 kg) for a two person lift, and over 150 lb (68 kg)
for a three or more person lift. Keep clear of heavy parts supported only by lifting device. Failure
to follow this warning may cause serious injury or death to personnel.
NOTE
•
Clutch pack weighs approximately 75 lb (34 kg).
•
Lift clutch pack straight out of transmission assembly so that loose roller bearings are kept intact for
individual inspection.
9.
Using suitable lifting device, remove second/reverse gear clutch pack (17) from transmission assembly (1).
NOTE
Perform steps 10 through 18 only if idler gear or third/fourth gear clutch pack is damaged.
10.
Turn transmission assembly (1) until transmission oil feed flange bore (16) is vertical.
11.
Remove four screws (9) from idler gear axle (10).
12.
Remove screw (14) and washer (13) from idler gear (11).
NOTE
Keep idler gear and bearings upright until bearings are removed.
13.
While assistant holds idler gear (11), tap idler gear axle (10) and remove idler gear axle, thrush washer (12), and
idler gear from transmission assembly (1).
5-92
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