OPERATION INSTRUCTIONS
Normal Sounds
All the illustrations in this manual are for explanation purpose only. The actual installation may vary.
NOTE
Gurgle/Hiss
Gurgling or hissing noises may be
heard due to refrigerant fl owing
through evaporator during normal
operation.
Sound of Rushing Air
In front of the unit, you may
hear the sound of rushing air
being moved by the fan.
High Pitched Chatter
High effi ciency compressors
may have a high pitched
sound during cooling cycle.
Vibration
Unit may vibrate and make
noise because of poor wall
or window construction or
incorrect installation.
Trickling Sound
Droplets of water hitting
condenser during normal
operation may cause a
trickling sound.
Air Conditioner Operation
WARNING
To reduce the risk of fi re, electrical shock, or injury to people or property, read the SAFETY PRECAUTIONS
before operating this appliance.
Cooling Operation
Outdoor temp.: 64°F ~ 109°F / 18°C ~ 43°C
Indoor temp.: 60°F ~ 90°F / 16°C ~ 32°C
Heating Operation
Outdoor temp.: 41°F ~ 75°F / 5°C ~ 24°C
Indoor temp.: 41°F ~ 80°F / 5°C ~ 27°C
• The relative humidity of the room should be less than 80%. If the unit is used in a condition with a relative
humidity over 80%, there will be condensed water on the surface of the unit.
• Performance may be reduced outside of these operating temperatures.
NOTE
Always wait 3 minutes when turning the unit off and then on again, or when changing from cool to fan and back
to cool. This prevents damage from occurring to the compressor.
NOTE
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