Quantcast INSPECTION - TM-9-2815-220-241354

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TM 9-2815-220-24
ACCESSORY DRIVE HOUSING REPLACE/REPAIR
0158 00
CLEANING
1. See Work Package 0028 for Standard Cleaning Procedures.
INSPECTION
All parts must be inspected with care. Replace parts if damage or wear exceeds allowable
limits.
1.
See Work Package 0028 for Standard Inspection Procedures.
2.
Measure inside diameter of accessory drive (9) bearing bore.
a. Install bearing cap (20) and secure using two nuts (18) with flat washers (19).
b. Tighten two nuts (18) to 275-300 inch-pounds.
c. Measure inside diameter (A).
d. Replace housing and bearing cap if not within specifications in the following table.
3.
Measure inside diameter (B) of liner in rear fan drive housing (8). Replace housing if not
within specifications in the following table.
4.
Measure inside diameter (C) of small upper liner in housing (8). Replace housing if not within
specifications in the following table.
5.
Measure inside diameter (D) of large upper bearing bore in housing (8). Replace housing if
not within specifications in the following table.
Location
Sizes and Fit of New Parts
Wear Limits
inches (mm)
A (accessory housing bore)
2.3770 (60.3758)
2.3780 (60.4012)
2.3790 (60.4266)
B (liner, rear fan housing)
2.4409 (61.9989)
2.4416 (62.0166)
2.4419 (62.0243)
C (upper liner, rear fan housing)
1.1440 (29.0576)
1.1460 (29.1084)
1.1465 (29.1211)
D (bearing bore)
2.9528 (75.0011)
2.9535 (75.0189)
2.9538 (75.0265)
C
D
A
20
19
18
9
8
B
WP 0158 00-10

 


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