TM-9-2320-283-34-2

TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, MQ15A1

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1983

TM-9-2320-283-34-2 - Page 162 of 570

TM 9-2320-283-34-2

REAR TANDEM AXLES.

3-76. REAR-REAR AXLE CARRIER REPAIR (Continued).

LOCATION/ITEM

ACTION

REMARKS

52. Assembled pinion

bearing cage and

For final pinion bearing

preload test, adjust as

cup assembly (24). follows:

Item (26) should be

assembled with items

(25), (23), (34), (32),

and correct item (28).

a. Place assembled item (26)

with a suitable sleeve or

spacer so that load is

applied directly to the

back face of item (25) as

shown.

b. Apply hydraulic press load

of 13.5 to 15.5 tons to

item (24).

c. Wrap soft wire around

assembled item (26) and

attach a spring scale as

shown.

d. Pull spring scale. Preload If necessary, adjust

is correct when torque

required to rotate

pinion bearing preload

assembled item (24) is

by changing item (28).

A thicker item (28) will

from 15-35 lb-in.

.

decrease preload. A

thinner item (28) will

increase preload.

3-718