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Maintenance
WARNING
Cleaning the air filter and other parts of the air filter involves dangerous work in high places. Ask a qualified
installer or qualified service person to do it. Do not attempt it by yourself.
Cleaning air filters
When the unit will not be used for a long time
1. Perform the fan operation for a couple of hours to dry inside.
2. Push
on the remote controller to stop running, and turn off the circuit breaker.
3. Clean the air filters and reinstall them.
Before the cooling season
Clean the drain pan.
Contact the dealer where you purchased the product.
(Drain does not work if the drain pan or vent is clogged. In some cases the drain may overflow and wet the wall or
floor. Clean the drain pan before the cooling season.)
Clogged air filters will reduce the cooling performance.
(1) If “ ” is displayed on the remote controller, clean the air filters.
(2) When the cleaning of air filters has been completed, push
button.
“ ” disappears.
(1)
(2)
Self clean mode
This function is provided to dry the inside of the indoor unit by the FAN operation after running the
cooling / dry / A
XWR
(cooling) mode to keep the indoor unit clean.
The self clean time varies with the cooling / dry
/
Auto (cooling) operation time as follows.
“
” is displayed on the remote controller during self clean operation. (can display on wired remote controller
only)
To stop self clean forcibly, press START/STOP button twice in succession.
CAUTION
The fan continues to run even after START/STOP button is pushed to stop operation in some modes.
This is normal because the self clean mode is in progress.
The louvers open slightly and are directed horizontally during self clean, and they close when the self clean is
completed.
The self clean mode (function) cannot clean the room or remove the already existing mold and dust inside the indoor
unit.
To cancel the self clean function, consult the dealer.
Cooling / dry / Auto (cooling) operation time
self clean time
Less than 10 minutes
No self clean operation
10 minutes to less than 1 hour
1 hour
More than 1 hour
2 hours
The operation lamp
(Orange) lights and
(Green) does not light on the signal receiving unit during self clean
operation.
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