TM 9-4120-403-14
(2) Check that fabric cover has been unzipped, rolled up, and secured with both straps to the two turnbutton
fasteners.
Figure 2-3. Fabric Cover
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
and guards are in place and unobstructed.
EXCEPTION:
Under extreme cold climatic conditions, such as blowing snow, or freezing rain which might enter and
damage condenser section, the unit may be operated in the VENTILATE, LO HEAT, or HI HEAT modes
with the fabric cover rolled down and zipped in place.
(3) Check that all air inlet and outlet openings are clear (fig. 2-4).
(4) Check that drains are either open or piped to a satisfactory location with a proper drain system.
(5) Table 2-2 lists recommended control settings for the desired mode of operation. Minor adjustments may be
made to get the desired mixture of recirculated and fresh air and the air flow patterns of conditioned air.
b. General Information (To increase comfort and save energy.)
(1) During warm or cold weather. (Air conditioner operation in COOL or HEAT modes.)
Limit traffic through doors as much as possible.
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