TM 9-2320-209-10-1
SECTION III. OPERATION UNDER UNUSUAL CONDITIONS
4-20. SCOPE. Extremes of
temperature, humidity and terrain conditions require special
operating procedures. Instructions for operating under these unusual conditions are con-
tained in this section.
a. Refer to FM 55-30 for instruction on driver selection, training and supervision.
b. Refer to FM 21-305 for special driving instructions for operation of wheeled trucks
under unusual conditions.
4-21. GENERAL. When operating under unusual conditions, pay particular attention to
all
gages and indicators for signs of trouble.
Extreme cold weather will cause:
a.
General.
(2) Batteries to freeze and keep from supplying enough current for starting.
(3) Electrical insulation to crack and cause short circuits.
(4) Fuel not to vaporize and mix with air to form a combustible mixture, for starting,
that will burn.
b. Related Publications. Refer to the following for information relating to operation of
a truck in cold weather conditions.
FM 31-70 Basic Cold Weather Manual
FM 31-71 Northern Operations
FM 90-6 (HTF) Mountain Operations
FM 9-207 Operation and Maintenance of Army Materiel
in Extreme Cold Weather (0 F to -65 F)
WARNING
FM 9-207 contains general information which applies
to all Army materiel. This information must be
considered part of this manual.
Approved practices and precautions must be followed
for safe cold weather operation so that personnel will
not be injured or equipment damaged.
c. Winterization Kits. Special winterization equipment is provided in kit form when
protection against extreme cold (0 F to -650 F) is needed.
(1) Refer to para 4-16 for hot water personnel heater kit operating instructions.
(2) Refer to para 4-17 for artic winterization kit operating instructions.