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TIP: Run the unit before it is
needed. For example, run the unit
in the morning before the area
gets hot, and continue to run the
unit all day long in order to
maintain a low temperature.
EdgeStar Portable Air Conditioner
Issue
My air conditioner is
not cooling at all.
My air conditioner
blows cold air, but
does not lower the
room temperature.
My air conditioner is
not heating properly.
Possible Cause
Unit is not operating
in cooling mode.
The compressor is
not on.
The ambient
temperature is too
high.
The filter may be
dusty or blocked.
Blocked exhaust
port.
The unit is not
vented.
The area of the room
is too large.
Open windows and
doors.
Too many heat
sources.
The room/garage
may be inadequately
insulated.
The ambient
temperature is too
high.
Direct sunlight is
heating the room.
The filter may be
dusty or blocked.
Obstructed air intake
or exhaust ports.
The heat pump will
not work properly if
ambient temperature
is below 50F.
Solution
Set the unit to be in
cooling mode, and lower
the set temperature.
The compressor may
take up to 3 minutes to
turn on, or longer if it is
too warm.
Lower the room
temperature to be below
90°F degrees.
Clean the filters.
Remove any
obstructions in the
exhaust hose and port.
The unit must be
vented.
Minimize the size of the
area to be cooled, i.e.
adding a drop ceiling.
Use more than one unit
to cool the area, or use
a larger unit.
Close any open doors
and windows.
Remove or shut off
additional heat sources
such as radio
equipment, servers, etc.
Ensure room where unit
to be operated is
properly insulated.
The unit may not work if
the room temperature is
above 90°F.
Close curtains or pull
down blinds, and
minimize the direct
sunlight into the room.
Clean the filter and
replace it if needed.
Remove anything
blocking the ports.
Use heat function when
temperatures rises
above 50F.
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