TROUBLESHOOTING TIPS
Before calling for service, review this list. It may save your time and expense. This list includes common
occurrences that are not the result of defective workman-ship or materials in this appliance.
Solution
Air conditioner
does not start
· Wall plug disconnected. Push plug firmly into wall outlet.
· Blown fuse/tripped circuit breaker. Replace fuse with time delay type/reset circuit breaker.
· Plug’s current device tripped. Press the RESET button.
· Power is OFF. Turn unit ON and set to desired setting.
Problem
Air from unit does
not feel cold
enough
O O O O
· Room temperature is below 62 F(17 C). Unit’s lowest temperature range is at 62 F(17 C).
· Temperature sensor (located behind air filter) is touching the cooling coil. Gently bend
the element away from the coil.
· Set temperature has been reached, lower the set temperature.
· Compress stopped due to mode change. Wait 3 minutes for compressor to restart.
Air conditioner
cooling but room
is too warm -
ice on the coils
O O
· Outdoor temperature is below 64 F(18 C). To defrost the coil, set FAN ONLY mode.
· Air filter may be dirty, clean filter. Refer to Care and Cleaning section.
· Thermostat set too cold for nighttime cooling, set at a higher temperature.
· To defrost coil, set to FAN only mode.
· Air filter is dirty and restricting air flow. Clean air filter.
· Directional louvers positioned improperly. Position louvers for better air distribution.
· Temperature is set too high, set to a lower temperature setting.
· Front of unit is blocked by drapes, blinds, furniture, etc. - restricting air flow, clear blockage.
· Door and/or windows are open, allowing cold air to escape. Close door and windows.
· Unit recently turned on in a warm room, allow additional time to remove “stored heat”
from walls, ceiling, floor and furniture.
Air conditioner
cooling, but room
is too warm -
NO ice on the coils.
Unit turns on
and off rapidly
Noise when unit is
cooling
Water dripping
INSIDE when
unit is cooling.
· Improper installation. Tilt air conditioner slightly to the outside to allow water drainage.
Refer to installation instructions or check with installer.
· Dirty air filter restricting airflow. Clean air filter.
· Outside temperature is extremely hot. Set FAN speed to a higher setting to bring air past
cooling coils more frequently.
· Air movement sound. This is normal . If too loud, set to a slower FAN setting.
· Window vibration - poor installation. Refer to installation guide or check with installer.
Water dripping
OUTSIDE when
unit is cooling.
· Unit removing large amount of moisture from humid room. This is normal during excessively
humid days.
Remote Sensor
Deactivating
Prematurely
· Remote not used within range. Use remote within 20 feet and 180° radius to front of unit.
· Remote signal obstructed. Remove obstruction.
· Check battery.
Room too cold
· Set temperature is too low. Increase set temperature.
14
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