Chapter 6. WINTERIZATION

TM 5-4210-205-12

CHANGE

HEADQUARTERS

DEPARTMENT OF THE ARMY

No. 1

WASHINGTON, D.C., 1 September 1966

Operator and Organizational Maintenance Manual

TRUCK, FIRE FIGHTING: POWERED PUMPER; FOAM AND

WATER, 500-GPM; CENTRIFUGAL PUMP, POWER TAKE

OFF DRIVEN; 400-GAL WATER TANK, 40 GAL FOAM

CHEMICAL TANK (WARD LAFRANCE MODEL M44A1WLF)

NON-WINTERIZED FSN 4210-225-9127 (WARD LAFRANCE

MODEL M44A2WLF-W) WINTERIZED, FSN 4210-965-1306

TM 5-4210-205-12, 11 December 1964, is changed as follows:

Title is changed as shown above.

Page 100, chapter 6 is added after chapter 5.

CHAPTER 6

WINTERIZATION

Section I. GENERAL

b. The winterization kit is designed to provide heat

145. Scope

to maintain equipment and components at an operable

This supplement is published to provide

temperature and prevent fluid in the components and

operating and maintenance instructions for the

water tank from freezing when ambient temperature

winterization kit supplied with the Ward LaFrance Model

range is from +20 to -65 .

M44A2WLF Fire Truck.

Section II. DESCRIPTION

compartments; and an auxiliary motor-generator set (fig.

146. Description

71.4) which enables the winterization kit to be operated

The winterization kit consists of four separate

with the fire truck engine at rest.

components which can be operated independently: an

engine radiator shutter mechanism (fig. 71.1) which can

147. Engine Radiator Shutters

be adjusted to restrict the amount of air flowing through

(fig. 71.1).

the engine radiator; a liquid heating unit (fig. 71.2)

which heats and circulates liquid through the engine,

The engine radiator shutter assembly is mounted

engine crankcase, battery compartment, personnel

directly in front of the engine radiator. A control cable

heater, water tank, and foam tank; a space heater (fig.

71.3) which heats and circulates air through the pump

connects the control knob,

compartment, hose reel compartment, and equipment

TAGO 5667A