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BEFORE YOU CALL
NORMAL SOUNDS
The below describe normal sounds, you may hear while operating your air conditioner. These are not
malfunctions of the unit. Contact Customer Service with any malfunction questions.
High Pitched Sounds:
The high efficiency compressor may make a high pitched noise during the cooling mode.
Vibrating Sounds:
If the unit isn’t installed properly or if the wall or window construction is poor, the unit may vibrate and
make noise.
Gurgling or Hissing Sounds:
You may hear these sounds when the refrigerant is passing through the evaporator.
Pinging or Droplet Sounds:
When droplets of water hit the condenser during normal operation it may cause pinging or droplet
sounds.
WARNING
If the below errors occur, please turn off the air conditioner and disconnect the power cord from the
outlet immediately.
Please contact Customer Service at once.
• Power cord is overheating or damaged.
• Abnormal sound during operation.
• Burning smell.
• Power cord test or reset button often bounces automatically.
• Water leakage at front of unit.
Do not attempt to repair or refit the air conditioner.
Operating the air conditioner under these conditions can cause further malfunctioning, electric shock,
or a fire hazard.
