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Troubleshooting Tips
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.
Problem
The portable air
conditioner does not
turn on
The unit turns on but the
com-pressor does not turn on
(the fan runs but the unit is
not cooling)
The air coming out of the
unit is not
very
cold,
the airflow volume is weak
Possible Causes
∧ 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
and the TANK FULL indicator
appears on the display
∧ 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 the TANK FULL indicator
appears on the display
∧ The filters are dirty or obstructed
∧ The air intake or exhaust is ob-
or
structed
∧ The unit is set in DRY or FAN mode
∧ The unit is set to low fan speed
Solutions
∧ Restore the power supply
PH更新了E0这个故障功能，所以增
∧ Flip the switch / change the fuse / turn
加E0故障的说明
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
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
∧ Possible loose internal connection.
Please contact Whynter for service
∧ This unit is designed to work in ambient
temperatures of 63°F to 90°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 tem-
perature. 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 run-
ning the fan only mode. Then cooling
will resume
∧ Possible loose internal connection.
Please contact Whynter for service
∧ 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
Page 16
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