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 126 of 292

CAUTION

TM 9-2350-238-34-1

2-41. MAINTENANCE OF AUXILIARY DRIVE ASSEMBLY (CLUTCH DRIVE) (CONT) .

REASSEMBLY (CONT )

6

7

Using face wrench socket and torque

wrench, tighten plain round nut (9) to

preload bearings until 15.0 to 25.0 in.-lb

(1.7 to 2.8 N-m) is required to rotate

output drive spiral gear (2) in output drive

gear mechanical housing (4) .

Bend tangs of key washer (8) into grooves

of plain round nut (9).

8 Lightly lubricate bearing surface wit h

grease. Using gear replacer, instal l

needle roller bearing (10) into drive shaft

housing (11) .

9

1 0

An improperly installed plain encase d

seal will leak during operation.

Using wood block, install two new plain

encased seals (12) in drive shaft housing

(11). Install new inner plain encased sea l

against needle roller bearing with open

face of seal facing bearing. Install new

outer plain encased seal with open face of

seal facing out.

Pack seal openings with grease .

2-11 4