Operation in extreme heat - TM-5-4320-234-120018

TM 5-4320-234-12

b. While filling the fuel tank, take care to prevent

The specific gravity of a fully charged battery should be

1.250.

the entry of sand and dust into the fuel system. Watch

f. Service the fuel filter frequently to remove any

the fuel strainer bowl for accumulations of dirt.

moisture which may have collected in the fuel bowl.

2-10. Operation Under Rainy or Humid Conditions

2-7. Operation in extreme heat

a. Take care to prevent the entry of moisture into

a. Protect the pump assembly from direct rays of

the fuel system.

You should fill the fuel tank

the sun if possible.

immediately after every operating period to prevent

b. Allow adequate space for ventilation.

moisture in the air from condensing and entering the

c. Keep the engine and radiator clean to provide

fuel system. Maintain a careful check of the fuel

strainer bowl for collection of moisture.

proper heat transfer to the air.

b. Take special care to prevent rust and corrosion

d. Check that the lubricants used in the engine

of exposed metal surfaces.

comply with the recommendations of the current

lubrication order, figure 3-1.

2-11. Operation in Salt Water Areas

e. Increase battery PMCS frequency.

a. Because of the corrosive action of salt water,

2-8. Operation in High Altitudes

use fresh water to wash off any salt water that comes in

contact with the equipment. This will help you prevent

The operating efficiency of the engine diminishes at

the formation of rust and corrosion.

high altitudes. Make sure that the engine is operating at

b. Take special care to prevent rust and corrosion

peak efficiency to provide the highest possible pump

of exposed metal surfaces.

output.

2-9. Operation in Sandy or Dusty Areas

a. The frequency of air cleaner service must be

increased when you are operating the pump assembly

under conditions of extreme sand or dust.

Change 1 2-7