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TM 5-4320-304-14
TM 08922A-14/1
2-7. OPERATION IN EXTREME HEAT
The engine of the centrifugal pump unit is air cooled. Heat can be removed from an engine in three
ways: engine exhaust, engine oil, and the passage of air across and through cylinder cooling fins. There-
fore, when operating in high ambient temperatures, observe the following:
a. With engine stopped, inspect frequently to
of dirt that inhibits cooling.
b. With engine stopped, inspect frequently to
c. With engine stopped, inspect frequently
to be sure that engine oil is to top mark
on dipstick (1). Add oil, if necessary, at
oil filler cap (2) to bring level up to top
mark.
be sure that cylinder cooling fins are clean and free
d. Check the air cleaner restriction indicator (1).
If red band appears in window of restriction
indicator, change the air filter in the air
cleaner (2). Refer to paragraph 3-4.
be sure that blower ring is clean and free of dirt.
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