TM-9-2320-279-34-2

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS DIRECT SUPPORT AND GENERAL SUPPORT, VOLUME 2 OF 3

TM-9-2320-279-34-2 - Page 223 of 632

TM 9-2320-279-34-2

Steering System Maintenance Instructions (Cont)

Section V. STEERING SYSTEM ADJUSTMENTS

12-8.

STEERING GEAR ADJUSTMENT.

This task covers:

a. Adjustment

b. Follow-on Maintenance

INITIAL SETUP

Models

All

References

None

Test Equipment

None

Special Tools

None

Supplies

Grease, GAA, Item 34, Appendix C

Personnel Required

MOS

63W, Wheel vehicle repairer (2)

Equipment Condition

TM or Para

Condition Description

None

Special Environmental Conditions

None

General Safety Instructions

Wheels chocked.

Level Maintenance

Direct support

a. Adjustment.

NOTE

Turning plunger counterclockwise will decrease

gap between walking beam and tire. Turning

clockwise will increase gap.

(1)

Start engine (TM 9-2320-279-10).

(2)

Soldier A turns steering wheel full left

while Soldier B checks gap between

walking beam (1) and tire (2) of No. 1

axle. Gap should measure 1/4 in. (6 mm).

(3)

Soldier A releases steering wheel while

Soldier B adjusts top plunger (3) to

decrease gap or increase gap.

(4)

Soldier A turns steering wheel straight

then back to full left while Soldier B

checks gap between walking beam (1)

and tire (2) of No. 1 axle.

(5)

Repeat steps (3) and (4) until gap

measurement is correct.

(6)

Apply grease to outside of plunger (3).

Change 2

12-48.13/(12-48.14 blank)