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Page Title: Inspection and Repair - continued
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TM 9-2320-209-34-2-3
FRAME
4
NOTE
Readings must be within limits given in table 18-3. If
readings are not within given limits, throw away part
and get a new one.
1.
Check that gearcase (1) and gearcase cover (2) have no cracks, nicks, burrs
or damaged threads.  Take off raised metal with a fine mill file, retap damaged
threads, and weld cracks.  Refer to TM 9-237. If more repair is needed, get
a new part.
Check that drive worm (3) is not nicked, scored or damaged. If drive worm is
2.
damaged, get a new one.
Check that drive worm front and rear ball bearings (4) have no chips, rough-
3.
ness or flat spots.  If ball bearings are damaged, get new ones. Put a coat of
engine lubricating oil on ball bearings to keep out dust and dirt.
Check that bearing cap (5) and its gasket surface are not cracked, nicked or
4.
burred.  Take off raised metal with a fine mill file.  If more repair is needed,
get a new part.
Measure inside diameter of gearcase bushing type bearing (6) and gearcase
5.
cover bushing type bearing (7).
GO TO FRAME 5
Table 18-3. Front Winch (Gearcase and Gearcase Cover Bearings) Wear Limits
Size and Fit
Wear Limit
of New Parts
Index
Item/Point of Measurement
Number
(inches)
(inches)
6
Gearcase bushing type bearing
1.8770 to 1.8800
1.8880
inside diameter
7
1.8770 to 1.8800
1.8880
Gearcase cover bushing type
bearing inside diameter
18-18

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