TM-9-2320-273-20

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE

NOVEMBER 1980

TM-9-2320-273-20 - Page 1180 of 1500

TM 9-2320-273-20

WHEELS AND TIRES.

10-14. FRONT WHEEL BEARINGS AND SEALS MAINTENANCE (M916 THRU M920) (Continued).

LOCATION/lTEM

ACTION

REMARKS

C. PACKING AND INSTALLATION OF BEARINGS (Continued).

12. Preload nut (8).

13. Retainer (9) and locknut (10).

a.

b.

c.

d.

a.

b.

Install the preload nut

using wheel bearing nut

wrench.

If reusing the same bearings,

torque to 50 Ib-ft (68 N•m)

while rotating wheel in both

directions.

If new bearings have been

installed, torque to 100 lb-ft

(136 N•m). While rotating

wheel in both directions,

back off to 0 Ib-ft. Torque

to 50 Ib-ft (68 N•m).

Back off preload nut no

more than 1/4 turn

counterclockwise to in-

stalI cotter pin.

Screw onto spindle (1).

Tighten locknut (10) to

250 to 400 Ib-ft, (340-

544 N•m).

10-52

Change 2