TM-9-2320-285-24-1

TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1

TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1985

TM-9-2320-285-24-1 - Page 343 of 987

TM 9-2320-285-24-1

2-31.

LIGHT SYSTEMS MAINTENANCE (CONT)

a.

Headlights (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

INSTALLATION (cont)

6

Headlight

a.

Electrical con-

Position

housing

nector (10)

(12)

b.

Screw (9)

Install and

tighten

c.

Plug (8)

Connect

To front chassis harness

connector

d.

Headlight hous-

Position

ing assembly

(12 thru 16)

e.

Three screws

Install and

(7)

tighten

7

Tractor,

a.

Headlight (6)

Install

Push on connector (16); then

front

hold against lampholder

(14)

b.

Retainer (5)

Install

and three

screws (4)

c.

Headlight (6)

Aim

Use mechanical aimer to prop-

erly aim headlight beam.

Turn

aiming screws (15) as

necess-

ary.

If mechanical aimer is

not available, adjust head-

light high beam to be cen-

tered in road 300 feet in

front of fully loaded tractor

d.

Clip (3)

Attach

To mounting (2), if removed

e.

Mounting (2)

Install

Tighten screw (1)

and screw (1)

2-320