OPERATION OF ARCTIC WINTERIZATION KIT

TM 9-2320-386-10

2-43. OPERATION OF ARCTIC WINTERIZATION KIT

a. General. The arctic winterization kit is installed to permit continued opera-

tion of vehicles in temperatures -25F (-32C) or less. The kit includes a hardtop clo-

sure, fuel burning personnel heater, power plant heater, swingfire heater, radiator

cover, and thermal barrier.

b. Special Arctic Winterization Kits. All ESP vehicles may be equipped with

one of two types of special arctic winterization kits:

(1) Multifuel Heater Arctic Winterization Kit Includes the arctic win-

terization kit listed above as well as the cargo body arctic kit. All heaters draw fuel

from vehicle fuel tank.

(2) Swingfire Heater Arctic Winterization Kit Includes the arctic win-

terization kit as well as the cargo body arctic kit. Fuel burning personnel heater

draws fuel from vehicle fuel tank. Power plant heater and cargo body heater are

may use only gasoline.

c. Hardtop Closure. Refer to para. 2-4.

d. Operation of Fuel Burning Personnel Heater and Power Plant

Heater.

NOTE

This procedure covers multifuel heater operation only. For cover-

age of systems equipped with swingfire heater, refer to para. 2-48.

(1) General. Fuel burning personnel heater provides heat to warm vehicle

cab and defrost windshield while engine is running. Power plant heater preheats

engine coolant, engine, and batteries in preparation for starting in extreme cold or

to maintain engine in standby readiness. Since operating procedures for these

heaters are similar, they will be explained together.

CAUTION

Do not operate fuel burning personnel heater and power plant

heater at the same time. Doing so may result in overworked elec-

tric fuel pump.

NOTE

Refer to para. 2-4 for location and function of heater controls and

indicators.

(2) Open personnel heater shutoff valve, or power plant heater shutoff valve

as necessary by turning counterclockwise.