TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TM-9-2815-220-24 - Page 1452 of 1563

TM 9-2815-220-24

FRONT FAN DRIVE AND HOUSING, REPLACE/REPAIR

0169 00

ASSEMBLY (Continued)

7. Determine shim thickness for [drive] bevel gear shaft (24).

a. With endplay removed from bearing, measure total thickness of bearing from inner race to

outer race.

b. Add shims until a total thickness of 0.7891-inch (20.0431 mm) minimum to 0.7911-inch

(20.0939 mm) maximum is obtained.

c. Old and new shims may be mixed to obtain correct overall thickness.

8. Install new bearing (25).

a. Position shims (40) of predetermined thickness over hub of bevel gear shaft (24).

b. Using an arbor press (39), press new ball bearing (25) (item 294, WP 0175) onto bevel

gear shaft (24).

25

40

24

39

40

24

25

9. Using an arbor press (39), press bevel gear shaft (24) into new ball bearing (26) (item 297,

WP 0175).

24

3

2

24

6

26

9

WP 0169 00-18