TM-9-2520-246-34-1
TRANSMISSION MODEL 3053A; TRANSMISSION TRANSFERS MODEL T-136-21 AND MODEL T-136-27; POWER TAKEOFFS MODEL WN-7-28, MODEL WND-7-28 AND MODEL P-136-C
TECHNICAL MANUAL; MAINTENANCE, DIRECT SUPPORT AND GENERAL SUPPORT LEVEL
JANUARY 1981
TM-9-2520-246-34-1 - Page 79 of 418
TM 9-2520-246-34-1
d.
Reverse Idler Gear Assembly.
FRAME 1
NOTE
Readings must be within limits given in table 2-13. If
readings are not within given limits, throw away part
and get a new one.
1.
Measure diameter of shaft (1).
2.
Measure thickness of two thrust washers (2).
3.
Measure inside diameter (3) and outside diameter (4) of two bearings.
4.
Measure gear bore (5).
GO TO FRAME 2
Table 2-13. Reverse Idler Gear Assembly Wear Limits
Index Number
1
2
3
4
5
Item/Point of Measurement
Shaft diameter
Thrust washer thickness
Bearing inside diameter
Bearing outside diameter
Gear bore
Size and Fit
of New Parts
(inches)
1.010 to 1.015
0.091 to 0.093
1.0155
1.5000
1.5005 to 1.5015
Wear Limit
(inches)
0.0015
None
None
None
0.007
2-59
Back to Top
