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 TM 9-2815-220-24
FAN DRIVE CLUTCH ASSEMBLY AND ASSOCIATED PARTS
REPLACE/REPAIR
0129 00
INSPECTION (Continued)
6. Inspect clutch disks (38, 39) for excessive heat distortion, cracks, warpage, or other abrasive
damage. Replace clutch disks if defects are found.
7. Measure thickness (A) of two clutch disks (39), using outside micrometer (item 17, WP 0176).
Replace clutch disks if not within specifications in the following table.
Location
Sizes and Fits of New Parts inches (mm)
Wear Limits
A (thickness of clutch disk)
0.1900 (4.8260)
0.1860 (4.7244)
0.1840 (4.6736)
38
39
A
8.
Measure inside diameter (B) of access cover (25). Replace access cover if not within
specifications in the following table.
9. Measure outside diameter (C) of flange (31). Replace flange if not within specifications in the
following table.
Location
Sizes and Fits of New Parts inches (mm)
Wear Limits
A (access cover)
3.1496 (79.9998)
3.1503 (80.0176)
3.1506 (80.0252)
B (flange)
1.3781 (35.0037)
1.3785 (35.0139)
1.3779 (34.9986)
31
25
C
B
WP 0129 00-9
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