TM-9-2320-361-20

2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; UNIT MAINTENANCE

OCTOBER 1991

TM-9-2320-361-20 - Page 455 of 1207

TM 9-2320-361-20

4-28. HEADLIGHT DIMMER SWITCH REPLACEMENT

This task covers:

a.

Removal

b. Installation

INITIAL SETUP:

APPLICABLE MODELS

REFERENCES (TM)

All

TM 9-2320-361-10

MATERIALS/PARTS

TM 9-2320-361-20P

Two lockwashers

EQUIPMENT CONDITION

PERSONNEL REQUIRED

Parking brake set (TM 9-2320-361-10).

Battery ground cable disconnected (para. 4-48).

TWO

a. Removal

1. Remove two screws (1) and lockwashers (9). Discard lockwashers (9).

2. Push dimmer switch plunger (4) through floorboard (2) and slide dimmer switch (8) away from

protective cover (3).

NOTE

Tag wires for installation.

3. Disconnect wires (5), (6), and (7) from dimmer switch (8).

1. Connect three wires (5), (6), and (7) to dimmer switch (8).

NOTE

Assistant will help with steps 2 and 3.

2. Position dimmer switch plunger (4) through floorboard (2) and install with two new lockwashers (9)

and screws (1). Do not tighten screws (1).

3. Position protective cover (3) over dimmer switch (8). Slide slotted side of cover (3) on dimmer

FOLLOW-ON TASKS:

Connect battery ground cable (para. 4-48).

Check operation of headlight dimmer switch (TM 9-2320-361-10).

4-44