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18
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Troubleshooting
Operation problems are often due to minor causes, please check and refer to the following chart before
contacting the service. This may save time and unnecessary expenses.
Trouble
Analysis
Air conditioner does
not operate
• The power supply cord is unplugged. Plug into a grounded outlet. See “Electrical Requirements.”
• A household fuse has blown, or a circuit breaker has tripped. Replace the fuse, or reset the circuit
breaker. See “Electrical Requirements.”
• The On/Off button has not been pressed. Press ON/OFF.
• The local power has failed. Wait for power to be restored.
• Time-delay fuse or circuit breaker of the wrong capacity is being used. Replace with a time delay
fuse or circuit breaker of the correct capacity. See “Electrical Requirements.”
Air conditioner blows
fuses or trips circuit
breakers
• Too many appliances are being used on the same circuit. Unplug or relocate appliances that share
the same circuit.
• You are trying to restart the air conditioner too soon after turning off air conditioner. Wait at least
3 minutes after turning off air conditioner before trying to restart it.
• You have changed modes. Wait at least 3 minutes after turning off air conditioner before trying to
restart the appliance.
Air conditioner seems
to run too much
• Is there a door or window open? Keep doors and windows closed.
• In cooling mode: the air conditioner is in a heavily occupied room, or heat producing appliances
are in use in the room. Use exhaust vent fans while cooking or bathing and try not to use heat
producing appliances during the hottest part of the day. Local air conditioners are designed
as supplemental cooling to local areas within a room. A higher capacity air conditioner may be
required, depending on the size of the room being cooled.
• In heating mode: the air conditioner is in a very cool room. Local air conditioners are designed
as supplemental heating to local areas within a room. A higher capacity air conditioner may be
required, depending on the size of the room being heated up.
Air conditioner runs for
a short time only, but
room is not cool or hot
• Set temperature is close to room temperature. Lower or Higher set temperature.
See “Operating mode description”.
Display error code
• If the unit display error code E5, it is water full in the unit, you should drain the water,
see “Draining the air conditioner”. After draining, you can operate the unit.
• If the unit display error code EI/E2/E3/E6/E7/EA, please contact customer service.
Air conditioner runs,
but does not cool/hot
• The filter is dirty or obstructed by debris. Clean the filter.
• Air outlet is blocked. Clear air outlet.
• The setting temperature is not compatible. In cooling mode: set temperature is too high.
Lower set temperature. In heating mode: set temperature is too low. Higher set temperature
Air conditioner cycles
on and off too much
• The air conditioner is not properly sized for your room. Check the cooling/heating capabilities of
your local air conditioner. Local air conditioners are designed as supplemental cooling/heating to
local areas within a room.
• The filter is dirty or obstructed by debris. Clean the filter.
• In cooling mode there is excessive heat or moisture (open container cooking, showers,
etc.) in the room. Use a fan to exhaust heat or moisture from the room. Try not to use heat-
producing appliances during the hottest part of the day. In heating mode the temperature
of the environment is too high. Do not use your air conditioner when the temperature of the
environment is too high.
• The louvers are blocked. Install the air conditioner in a location where the louvers are free from
curtains, blinds, furniture, etc.
• The outside temperature is below 18°C. Do not try to operate your air conditioner in the cooling
mode when the outside temperature is below I8°C.
Note: If the problems still have, turn off the appliance and disconnect from power supply, then contact the
nearest Whirlpool Authorized Service Center. Do not attempt to move, repair, disassemble, or modify the
appliance by yourself.
