OPERATION OF SWINGFIRE HEATER

TM 9-2320-386-10

2-48. OPERATION OF SWINGFIRE HEATER

a. General. The swingfire heater is a portable heater that can be used to heat

the cargo body enclosure, engine and battery compartment of M35A3 cargo trucks

equipped with swingfire heater arctic winterization kit. It may also be used to thaw

frozen equipment.

CAUTION

Use only gasoline to operate swingfire heater. Using any other fuel

may result in damage to swingfire heater.

NOTE

Each swingfire heater has its own fuel tank.

b. Operation of Swingfire Heater.

(1) Remove fuel tank cap (5) from swingfire heater (7) and fill fuel tank (4)

with gasoline. Install fuel tank cap (5) on swingfire heater (7).

(2) Depress pressure pin (3) to check operation of air shutoff valve. If pressure

pin (3) does not return to out position, notify your supervisor.

(3) Loosen wingnut (6) by turning counterclockwise and open cover (1).

(4) Turn diaphragm valve (8) all the way clockwise.

(5) Close cover (1) and tighten wingnut (6) by turning clockwise.

(6) Make sure fuel regulator knob (2) is closed by turning clockwise.