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 461 of 1207

para. 4-48

TM 9-2320-361-20

4-32. STOPLIGHT AIR PRESSURE SWITCH REPLACEMENT (M275A2)

This task covers:

a. Removal

b. Installation

INITIAL SETUP:

APPLICABLE MODELS

M275A2

MATERIALS/PARTS

Antiseize tape (Appendix C, Item 27)

REFERENCES (TM)

TM 9-2320-361-10

TM 9-2320-361-20P

EQUIPMENT CONDITION

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

Air reservoirs drained (TM 9-2320-361-10).

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

GENERAL SAFETY INSTRUCTIONS

Do not disconnect air lines before draining air

reservoirs.

a. Removal

WARNING

Do not disconnect air lines before draining air reservoirs. Small

parts under pressure may shoot out with high velocity causing

injury to personnel.

NOTE

Tag wires for installation.

1. Disconnect wire plugs (4) and (5) from stoplight switch (3).

2. Remove stoplight switch (3) from adapter (2).

3. Remove adapter (2) from air valve (1).

b. Installation

NOTE

Clean all male pipe threads and wrap with antiseize tape before

1.

2.

3.

Start engine (TM 9-2320-361-10) and allow air pressure to build up to normal

operating range. Check stoplights for proper operation.

4-50