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Page Title:
Section IV. OPERATION UNDER USUAL CONDITIONS |
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 Section IV. OPERATION UNDER USUAL CONDITIONS
2-9. Starting
2-8. General
a. Perform the before-operation preventive
a. The instructions in this section are published
maintenance services (para 34).
for the information and guidance of personnel
b. Refer to figure 23 and start the air condi-
responsible for operation of the air conditioner.
tioner<
b. The operator must know how to perform
210. Stopping
every operation for which the air conditioner is
capable. This section provides instructions for
starting, operating, and stopping the air condi-
tioner.
tioner, and on coordinating the basic motions to
b. Perform the after-operation
preventive
maintenance services (para 3-4).
perform the specific tasks for which the equip-
ment was designed. Since nearly every job pre-
2-11. Operation of Equipment
sents a different problem, the operator may have
Refer to figure 25 and operate the air condi-
to vary given procedures to fit the individual job.
tioner.
Section V. OPERATING UNDER UNUSUAL CONDITIONS
filter, fresh air inlet filter, and condenser screen
daily.
a. General. The air conditioner is designed to
operate at temperatures as low as 650 F. Be
sure that all thermostatic controls and dampers
tions
are in operable condition.
If the unit has been installed outside, a shelter
b. Electrical System. Make sure that all wiring
should be erected to protect it from the rain.
and plugs are free of ice and moisture.
Cover the unit when not operating. In humid
areas, keep the unit in operation as much as pos-
2-13. Operation in Extreme Heat
sible to counteract the effects of high humidity.
a. General. The air conditioner is designed to
Remove cover during operation. Inspect electrical
operate satisfactorily at temperatures up to
equipment thoroughly prior to operating during
+ 125 F.
wet weather.
b. Ventilation. Allow sufficient room around
the unit for adequate air circulation. Make cer-
tain that the intake and discharge grills are not
Wash exterior of the unit at frequent intervals.
obstructed in any manner.
Coat exposed metal with rust-proof substance.
Keep unit painted and free of corrosion. Service
2-14. Operation in Dusty or Sandy Areas
evaporator coil, condenser coil, and filters fre-
Inspect and clean the evaporator and condenser
quently.
coils frequently. Service the air conditioning
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