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TM 10-4930-247-13&P
Section IV. OPERATION UNDER UNUSUAL CONDITIONS
2-16.
OPERATION IN EXTREME COLD.
Observe the following precautions when operating the HTARS in extreme cold:
(1)
Wear arctic mittens and rubber gloves when handling hardware. Bare hands can freeze to metal
components.
WARNINGS
·
Do not operate fuel system in area of tents or shelters. Inhalation of petroleum
fumes and vapors will result in serious illness or death.
·
Do not operate heating equipment within 100 feet of fuel system. Ignition of
fuel vapors can occur.
(2)
Remove snow, sleet or ice from fuel hose couplings and nozzles before operation.
2-17.
OPERATION IN EXTREME HEAT.
Observe the following precautions when operating the fuel system in extreme heat:
WARNING
Do not operate fuel system in area of tents or shelters. Inhalation of petroleum
fumes and vapors will result in serious illness or death.
(1)
If possible, protect fuel system components from direct sunlight. Direct sunlight on fuel hoses will increase
system fuel pressure.
(2)
When not in operation, make sure 3-inch fuel supply hose valves are open to HEMTT tanker to vent
expanding fuel.
2-18.
OPERATIONS IN DUSTY OR SANDY AREAS.
Observe the following precautions when operating the HTARS in dusty or sandy areas:
WARNING
Do not operate fuel system in area of tents or shelters. Inhalation of petroleum
fumes and vapors will result in serious illness or death.
(1)
Make sure dust caps are installed on all open couplings and nozzles
(2)
Do not lay fuel nozzles in dust or sand. Fuel nozzles may pick up dirt and contaminate aircraft fuel system.
(3)
Carefully inspect fuel nozzles for accumulations of dust, dirt and sand before connecting to aircraft refueling
adapters. Remove contaminants before refueling.
(4)
Following operation in dusty or sandy areas, rinse all system components with clean, fresh water to remove
dust, dirt and grit from nozzles and dry break couplings.
2-51
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