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10
Before asking for repair work
Check the following before asking for repair work.
LEDs on the signal receiving unit : OFF
: Blinking (at intervals of 0.5 seconds)
LED color
: Green
: Green
: Orange
Check those items. If any of those problems remains, stop the operation and turn off the power. Contact the dealer
whom you purchased the air conditioner from. Convey the air conditioner model name, wireless remote controller kit
model name, wireless remote controller model name, signal receiving unit model name and details of the error
(including LED flashing state). Do not repair any unit by yourself as it is dangerous.
Check again
Phenomenon
Possible cause
Measures
Operation does
not start even if
the switch is
turned on.
The air conditioner is not working or a power failure
has occurred.
Push START/STOP
button on the
remote controller again.
The power switch is not turned on.
Turn on the power switch if it is off.
The air conditioner is in the ON timer operation.
Cancel the timer operation.
The batteries of the remote controller have been
exhausted.
Replace the batteries.
The LEDs on the signal receiving unit are not in
normal state or operation mode is not correct.
Change the operation mode.
Is not the state of the display lamp “Disagreement of
(cool) and
(heat)” or “A (Automatic operation)”?
Change the operation mode.
Dual swing, cycle swing, individual louver position, or power-saving
cannot be set.
This type of remote controller cannot set
such functions.
Contact the dealer from whom you purchased the air conditioner.
Phenomenon
Possible cause
The LEDs flash.
Communication error between signal receiving unit and indoor unit or
address setup error when the wired remote controller is used
Communication error between indoor unit and outdoor unit
The protective device of the indoor unit is activated.
The protective device of the outdoor unit is activated.
Temperature sensor error
The compressor of the outdoor unit is protected.
The air conditioner is performing a test run.
16-EN
Summary of Contents for RBC-AXU31-E
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