Operating Procedure.

TM 5-4120-393-14

(2) Check that fabric cover has been unsnapped, rolled up and secured.

CAUTION

Under normal operating conditions, before starting the air conditioner in any

mode, make sure that the fabric condenser cover on the back of the condenser

section is rolled up and secured and that all screens are in place and

unobstructed.

EXCEPTION

Under extreme cold climatic conditions, such as blowing snow, or freezing rain

which might enter and damage the condenser section, the unit may be operated in

the VENTILATE, LO HEAT, or HI HEAT modes with the cover rolled down and

snapped in place.

DO NOT OPERATE IN THE COOL MODE

WITH THE FABRIC COVER ROLLED DOWN.

(3) Check that all air inlet and outlet openings ar e clear.

(4) Be sure that some of the drains are either open or piped to a satisfactory location with a proper drain

system.

(5) Table 2-2 lists the recommended control settings for the desired mode of operation. Minor adjustments

may be made to get the desired mixture of recirculated fresh air and the air flow patterns of conditioned air.

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