Problem Possible Causes Solution
Poor Cooling Performance
Temperature setting may be higher than ambient room
temperature
Lower the temperature setting
The heat exchanger on the indoor or outdoor unit is
dirty
Clean the aected heat exchanger
The air lter is dirty Remove the lter and clean it according to
instructions
The air inlet or outlet of either unit is blocked
Turn the unit o, remove the obstruction and
turn it back on
Doors and windows are open
Make sure that all doors and windows are
closed while operating the unit
Excessive heat is generated by sunlight
Close windows and curtains during periods
of high heat or bright sunshine
Too many sources of heat in the room (people,
computers, electronics, etc.)
Reduce amount of heat sources
Low refrigerant due to leak or long-term use
Check for leaks, re-seal if necessary and top
o refrigerant
SILENCE function is activated
SILENCE function can lower product
performance by reducing operating
frequency. Turn o SILENCE function.
When troubles occur, please check the following points before
contacting a repair company.
READ THIS MANUALTROUBLESHOOTING
To Next Page
Loading...
