TM 9-2330-386-14&P
2-22 OPERATION IN EXTREME HEAT.
a. Refer to TB 43-0239 and FM 90-3 for maintenance and operations, respectively,
under desert conditions.
b. Do not park the semitrailer in the sun for long periods of time. Heat and
sunlight shorten the life of tires.
c. Park the semitrailer where it will get maximum protection from heat, sun, and
dust.
2-23 OPERATION IN RAINY OR HUMID CONDITIONS.
Frequently inspect, clean, and lubricate inactive equipment to prevent rust and
fungus accumulation.
2-24 OPERATION IN SALT WATER AREAS.
Salt water will cause rapid corrosion of metal parts. After operation, wash the
semitrailer with fresh water. Clean, inspect, and lubricate equipment frequently.
2-25 OPERATION IN SNOW.
Refer to FM 21-305 for special instructions on operation in snow.
2-26 OPERATION IN MUD OR SAND.
CAUTION
Do not tow, pull, push, or lift semitrailer using rear
bumper. This may damage equipment.
a. If wheels sink into mud, you may need to jack up the mired wheels and put
p l a n k i n g or matting under them.
b. After operation in mud or sand clean,
inspect and lubricate the semitrailer.
2-27 OPERATION ON ROCKY TERRAIN.
a. Tires must be fully inflated to 75 psi when moving on rough or rocky terrain.
Underinflated tires will cause internal ruptures of tires and damage tubes.
b. Before driving over stumps or rocks, make sure the semitrailer can clear them.
S u c h objects can damage parts on the underside of the semitrailer. Beware of low
hanging tree limbs that can damage cargo.
c. Be sure you have a serviceable spare tire because there is a greater chance of
tire puncture.
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