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16
TROUBLESHOOTING
Problem Possible Causes Solutions
The portable air conditioner
does not turn on
Power failure / outage
The automatic switch, line fuse, or
breaker has been tripped
The power supply voltage is too low
The power cord is damaged
The L.C.D.I. power plug for the unit
is tripped
The internal water reservoir is full
Restore the power supply
Flip the switch / change the fuse / turn
the breaker back on. Also note that
you may have too many appliances
drawing power on one circuit, you may
need to move the other appliances to
another circuit
Move the unit onto another circuit with
the correct voltage
Call for service. Only authorized per-
sonnel should replace damaged pow-
er cord or power plug
Press the Reset button on the L.C.D.I.
power plug
Drain water from the air conditioner
Possible loose internal connection.
Please contact Whynter for service
The unit turns on but the com-
pressor does not turn on (the
fan runs but the unit is not
cooling)
The room temperature is outside of
the operational tolerances of the
unit
The Cooling mode is not on
The compressor has not turned on
yet because of its time delay
The set temperature is too high
The internal water reservoir is full
and Warning Light appears on dis-
play
This unit is designed to work in ambi-
ent temperatures of 64°F to 90°F
Press Mode Control until the Cooling
indicator light is shown on the display
Give the compressor 3 minutes to turn
on after the Cooling mode has been
selected
Set the air conditioner to a lower tem-
perature. It is recommended to set the
temperature to at least 5°F of the am-
bient temperature
Either manually drain the water by
removing the drain plug or allow the
unit to exhaust the water itself by run-
ning the fan only mode. Then cooling
will resume
Possible loose internal connection.
Please contact Whynter for service
The air coming out of the unit
is not very cold, or the airflow
volume is weak
The filters are dirty or obstructed
The air intake or exhaust is ob-
structed
The unit is set in DEHUMIDIFY or
FAN mode
The unit is set to low fan speed
Clean the air filters
Make sure there is at least 20" of
clearance from the air intake. Make
the length of the exhaust hose is as
short as possible
Set the unit to Cooling mode
Set the unit to a higher fan speed
Many common portable air conditioner problems are easily resolved. Try the troubleshooting suggestions
below to see if the problems can be resolved before having to contact the service department.
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