TM-9-2350-238-20-1

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

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL

MAY 1994

TM-9-2350-238-20-1 - Page 874 of 1364

TM 9-2350-238-20-1

2-147. MAINTENANCE OF IDLER WHEEL, ROADWHEEL WHEEL, AND LEFT

LUBRICATION TUBE.

This task covers:

a.

Removal

b.

Inspection/Repair

c.

Installation

INITIAL SETUP

Tools and Special Tools

Automotive maintenance and repair shop

equipment: organizational maintenance,

common no. 1 (less power) (item 80,

appx B)

●

Breaker bar

●

Socket (1-1/4-in., 3/4-in. drive)

●

Torque wrench (0 to 600 ft-lb)

●

Jack

Wood blocks

Materials/Parts

Gasket

LockWasher (10)

Preformed packing

Self-locking nut (100)

Tube fitting locknut

References

TM 9-2350-238-10

TM 9-2350-238-24P-1

Personnel Required

Two

NOTE

Steps 1 thru 24 are written and

illustrated for left side of vehicle

but apply to both sides.

Steps 1 thru 8 apply to removal

of idler wheel or number 1 road-

wheel.

1

Remove track from top of roadwheels and

trailing idler wheel. Refer to page 2-873.

2

Loosen ten self-locking nuts (1) one-half

turn.

3

Place 4 x 4 x 24-in. (10 x 10 x 61-cm)

wood block between track guides in front

of idler wheel (2) or roadwheel (3).

4

Move vehicle forward until idler wheel (2)

or roadwheel (3) is on wood block.

5

Lock suspension.

6

Back vehicle off wood block.

2-848