TM 5-3805-255-14
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OPERATION AT HIGH ALTITUDES
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WARNING
DO NOT service cooling system unless engine has cooled. This is a pressurized cooling
system and escaping steam or hot coolant will cause serious burns.
DO NOT remove cooling system radiator cap when engine is hot. Allow engine to cool
down. Loosen cap to first stop and let any pressure out of cooling system, then remove
cap. Failure to follow this warning may cause serious burns.
Wear effective eye, glove, and skin protection when handling coolants. Failure to follow
this warning may cause injury to personnel.
NOTE
Engine operates at less than peak performance at high altitudes.
1. Coolant level and engine indicators must be watched closely.
2. Add coolant, if necessary (WP 0013).
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OPERATION IN SNOW AND ICE
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WARNING
DO NOT smoke or permit any open flame in area of machine while you are servicing fuel
system. Be sure hose nozzle is grounded against filler tube during refueling to prevent
static electricity.
Operating personnel must wear fuel-resistant gloves when handling fuels. If exposed to
fuel, promptly wash exposed skin and change fuel-soaked clothing.
ALWAYS stop engine prior to refueling. If equipped with an arctic cold weather starting aid
system, turn arctic heater off.
Failure to follow these warnings may result in injury or death to personnel or damage to
equipment.
1. General.
a. Fuel tank should be kept full. Keep snow and ice away from fuel filler.
b. Clean snow away from windshields and lights.
2. Driving.
a.
Accelerate slowly to avoid spinning tires.
b.
Drive at slower speeds.
c.
Give signals sooner.
d.
Apply brakes sooner to give early warning of intention to stop. This will also help to avoid skidding.
e.
Maintain double the normal distance from the machine ahead.
f.
Keep windshields and lights clean and free of snow and ice.
g.
If approaching a difficult stretch of road, stop and inspect road carefully before driving on it.
h.
Select transmission gear range that best suits road condition.
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