TM-9-2350-238-34-1

HULL AND RELATED COMPONENTS, RECOVERY VEHICLE, FULL TRACKED: LIGHT, ARMORED, M578

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

MARCH 1994

TM-9-2350-238-34-1 - Page 138 of 292

TM 9-2350-238-34- 1

2-42. MAINTENANCE OF AUXILIARY DRIVE ASSEMBLY (GENERATO R

DRIVE) (CONT) .

REASSEMBLY (CONT )

1 5

1 6

1 7

1 8

1 9

Install two new bearing carrier shims (20)

to generator drive mechanical housing (2) .

Install drive gear bearing housing (17) to

generator drive mechanical housing .

Ensure bearing cup seats properly over

tapered roller bearing .

Secure drive gear bearing housing (17)

with three evenly-spaced hexagon hea d

capscrews (21) tightened to ensure driv e

gear bearing housing seats completely i n

generator drive mechanical housing (2) .

Ensure that torque required to rotate gear

set shouldered shaft (13) is 5.0 to 15.0

in.-lb (0.6 to 1.7 N-m). Remove shims

from either bearing housing to reach

required torque .

When torque is reached, remove on e

bearing housing, add 0.002 in. (0.005 cm)

shim, and reinstall bearing housing .

NOT E

Jacking screws may be required t o

remove drive gear bearing housing .

Remove three hexagon head capscrews

(21), drive gear bearing housing (17), and

bearing carrier shims (18). Mark bearin g

carrier shims for reinstallation.

2-12 6