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55
v.03062023
Troubleshooting
Problem Possible Causes
The display is off
DISPLAY toggle is set to off
Power failure
Indoor unit does not operate
immediately after a restart
Protective delay switch will delay the operation for 3 - 5
minutes if the air conditioner is turned on immediately after
it is turned off
• Strange noises during operation.
• Faulty electronic control board.
• Faulty fuses or switches.
• Spraying water or objects inside the appliance.
• Overheated cables or plugs.
• Very stong smells coming from the appliance.
Switch off the air conditioner immediately and cut off the power supply in the event of:
• Contact a professional HVAC technican for further assistance. Incorrect repairs may cause
electric shock, re, or permanant damage to the unit.
CAUTION
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