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 450 of 1207

TM 9-2320-361-20

4-24. ENGINE TEMPERATURE SENDING UNIT 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

Sealing compound (Appendix C, Item 23)

EQUIPMENT CONDITION

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

Hood raised and secured (TM 9-2320-361-10).

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

Cooling system (eight quarts) drained so that

coolant level is below engine intake manifold

(para. 3-41).

1. Disconnect wire (2) from engine temperature sending unit (3).

2. Remove engine temperature sending unit (3) from intake manifold (1).

b. Installation

Clean all male pipe threads and coat with sealing compound before

installation.

1. Install engine temperature sending unit (3) in intake manifold (1).

2. Connect wire (2) to engine temperature sending unit (3).

FOLLOW-ON TASKS:

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

Fill cooling system (para. 3-41).

Start engine (TM 9-2320-361-10) and check for coolant leaks at water manifold.

Check coolant temperature gage for proper operation.

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