INSTALLATION - TM-9-2320-270-20-20388

TM 9-2320-270-20-2

FRONT AXLE, HUB, DRUM, AND BEARING ASSEMBLY - CONTINUED

ACTION

REMARKS

ITEM

LOCATION

INSTALLATION

WARNING

Some parts are heavy. Be careful when handling them. Lifting equipment is needed

when parts weigh over 50 pounds (23 kg) for a single person lift, over 100 pounds

(45 kg) for a two person lift, and over 150 pounds (68 kg) for a three or more person

lift. Do not try to handle heavy parts without lifting equipment. Keep clear of heavy parts

supported only by lifting equipment. Failure to observe this precaution could cause

serious injury or death of personnel.

Take off of boards.

Brakedrum (1)

39.

Set boards crossways on wheel lift truck.

and hub (2)

Set drum (1) and hub (2) on boards.

Raise lift truck so hub (2) and drum

(1) can be put in position.

Using lift truck, place in position.

Brakedrum (1)

40. Axle skein (3)

and hub (2)

Using lubricating gun, coupling, lubri-

Outer bearing

41.

cant packer, and grease, pack bearing

cone (4)

cone.

Put in.

Bearing cone (4)

42. Hub (2)

Screw onto axle skein (3) until hub (2)

Locknut (5) and

43. Axle skein (3)

is free to turn.

hub (2)

Lower lift truck.

Start hub (2) rotating.

Using wheel nut wrench and handle,

tighten until hub (2) can no longer

rotate.

Using wheel nut wrench and handle,

back off locknut until slot lines up

with nearest groove in axle skein (3).

Rotate hub (2) to check for any loose-

ness or binding of bearings.

If there is any looseness or binding,

repeat steps above.

Put into slot in locknut (5) engaging groove

Lock plate (6)

44. Locknut (5) to

in axle skein (3).

axle skein (3)

4-906