TM-9-2320-209-34-2-3

2½-TON, 6X6, M44A1 AND M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; MAINTENANCE; DIRECT SUPPORT AND GENERAL SUPPORT LEVEL; VOLUME 2 OF 2; PART 3 OF 3

MAY 1981

TM-9-2320-209-34-2-3 - Page 375 of 592

TM 9-2320-209-34-2-3

FRAME 3

CAUTION

Do not use anything but a warm hand to warm up thermo-

stat (1).

Flame or high heat will cause thermostat to

lose calibration.

1.

Hold warm hand on thermostat (1) for five minutes to warm it to 75°F or

higher.

2.

Using an ohmmeter, check continuity through thermostat (1). Place one

ohmmeter lead on terminal (2) and other ohmmeter lead on terminal (3).

3.

If circuit is open, go to step 4.

If circuit is closed, go to frame 5.

CAUTION

Do not place thermostat (1) or fuel control valve (4) in

any type of liquid to cool it. Thermostat and fuel control

valve are not sealed from liquids.

4.

Place fuel control valve (4) in refrigerator set to 20°F for 30 minutes.

5.

Do step 2 again.

IF CIRCUIT IS OPEN, GO TO FRAME 5.

IF CIRCUIT IS CLOSED, GO TO FRAME 4

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