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10 Troubleshooting
10
Troubleshooting
10.1
Fault diagnosis using LED on
outdoor unit PCB
LED is...
Diagnosis
flashing
Normal.
▪ Check the indoor unit.
ON
▪ Turn the power OFF and back ON, and
check the LED within approximately 3
minutes.
If the LED is ON again, the outdoor unit
PCB is faulty.
OFF
1
Supply voltage (for power saving).
2
Power supply fault.
3
Turn the power OFF and back ON, and
check the LED within approximately 3
minutes.
If the LED is OFF again, the outdoor unit
PCB is faulty.
DANGER: RISK OF ELECTROCUTION
▪ When the unit is not operating, the LEDs on the PCB
are turned off in order to save power.
▪ Even when the LEDs are OFF, the terminal block and
the PCB may be powered.
11
Disposal
NOTICE
Do NOT try to dismantle the system yourself: dismantling
of the system, treatment of the refrigerant, oil and other
parts MUST comply with applicable legislation. Units
MUST be treated at a specialised treatment facility for
reuse, recycling and recovery.
▪ Units are marked with the following symbol:
This means that electrical and electronic products may NOT be
mixed with unsorted household waste. Do NOT try to dismantle
the system yourself: the dismantling of the system, treatment of
the refrigerant, of oil and of other parts MUST be done by an
authorised installer and MUST comply with applicable legislation.
Units MUST be treated at a specialised treatment facility for reuse,
recycling and recovery. By ensuring this product is disposed of
correctly, you will help to prevent potential negative consequences
for the environment and human health. For more information,
contact your installer or local authority.
Installation manual
12
RXF20~42D5V1B
Daikin room air conditioner
3P670148-2 – 2021.08
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