Daikin Perfera RXM R Series, Service Manual

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2 | Troubleshooting
Service manual
13
RXM20~71R + ARXM25~71R + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11 – 2021.01
2.5.7 CC-00 – Humidity sensor abnormality
Trigger Effect Reset
▪ Disconnected sensor
▪ Broken sensor
▪ Communication error
Unit will stop operating. Manual reset via user
interface.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the humidity sensor. See "3.7 Humidity sensor" [
4
88].
Possible cause: Faulty humidity sensor.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
2.5.8 E1-00 – Outdoor unit: PCB defect
Trigger Effect Reset
Main PCB detects that
EEPROM is abnormal. Unit will stop operating. Manual reset via user
interface.
Power reset.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the main PCB. See "3.12 Main PCB" [
4
123].
Possible cause: Faulty main PCB.
2 Check if the power supply is conform with the regulations. See "4.1 Electrical
circuit" [
4
202].
Possible cause:
▪ Faulty or disturbance of the power supply (imbalance >4%),
▪
Power drop,
▪ Short circuit.
3 Perform a check of the outdoor unit fan motor. See "3.13 Outdoor unit fan
motor" [
4
140].
Possible cause: Faulty outdoor unit fan motor.
4 Perform a check of the compressor. See "3.2 Compressor" [
4
49].
Possible cause: Faulty compressor or miswiring of the compressor power
supply cable.
Prerequisite: Stop the unit operation via the user interface.
5 Turn OFF the respective circuit breaker.