Operation at High Altitudes - TM-5-4320-259-120026

the greatest possible efficiency during high-altitude

2-15. Operation at High Altitudes

operation.

Note the following when operating the pumping

b. Because of the reduced atmospheric pressure

assembly at high altitudes:

at high altitudes, the pumping capacity of the pump

a. The efficiency of internal combustion engines

is reduced. Keep suction lifts as short as possible by

decreases because of the reduced supply of

locating the pump as close to the fluid supply as

available oxygen necessary to burn the fuel in the

possible.

engine. Keep the engine tuned up and running at

2-8