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Page Title:
Inspection and Repair - continued |
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 TM 9-2320-209-34-2-3
FRAME 3
NOTE
Readings must be within limits given in table 18-6. If
readings are not within given limits, throw away part
and get a new one.
1. Measure inside diameter of end frame sleeve bearing (1).
2. Measure outside diameter of drum shaft (2).
3. Measure fit of sleeve bearing (1) on drum shaft (2).
4. Measure inside diameters of sleeve bearings (3 and 4) and bearings (5 and 6).
5. Measure fit of sleeve bearings (3 and 4) on drum shaft (2).
6. Measure fit of gearcase bearings (5 and 6) on drum shaft (2).
GO TO FRAME 4
Table 18-6. Rear Winch (Drum Shaft and Bearings) Wear Limits
Size and Fit
Index
of New Parts
Wear Limit
Number
Item/Point of Measurement
(inches)
(inches)
End frame bearing inside diameter
2.127
to
2.130
0.015
1
2
Drum shaft outside diameter
2.123
to
2.125
0.002
1 and 2
Fit of bearing on drum shaft
0.002
to
0.007
None
Drum bearings inside diameter
2.127
to
2.130
3 and 4
0.015
2, 3, and 4
Fit of drum bearings on drum shaft
None
0.002
to
0.007
2.127
to
2.130
5 and 6
Gearcase bearing inside diameter
0.008
2, 5, and 6
0.002
to
0.007
Fit of gearcase bearing on drum shaft
None
18-49
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