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18 | P a g e
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.
Possible loose connection
Internal fuse has blown
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.
Contact Whynter Service Department. Only
authorized personnel should replace damaged
power cord or power plug.
Press the Reset button on the L.C.D.I. power plug.
Drain water from the air conditioner.
Contact Whynter Service Department
The unit turns on but
the compressor 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.
This unit is designed to work in ambient
temperatures of 64°F to 95°F.
Press the MODE button until the COOL 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 temperature. It is
recommended to set the temperature to at least
5°F of the ambient temperature.
Either manually drain the water by removing the
drain plug or allow the unit to exhaust the water
itself by running the fan only mode. Then cooling
will resume.
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
obstructed.
The unit is set in DRY 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 the cooling mode.
Set the unit to a higher fan speed.