Daikin Emura 3 Series Service Manual page 17

3.5.4 AH-00 – Streamer unit abnormality
3.5.5 C4-00 – Heat exchanger temperature sensor problem
RXJ20~50A + FTXJ-A(W)(S)(B)
Split Emura 3 R32
ESIE22-04 – 2022.04
1 Perform a check of the indoor unit main PCB. See Indoor unit PCB.
Possible cause: Faulty indoor unit main PCB.
2 Perform a check of the indoor unit fan motor. See Indoor unit fan motor.
Possible cause: Faulty indoor unit fan motor.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
Streamer unit starts
electric discharge when
operation starts after
approximately 90 to
180 seconds.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the streamer unit. See Streamer unit.
Possible cause: Faulty streamer unit.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
Refrigerant liquid
thermistor detects an
open or short circuit
during compressor
operation.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1 Perform a check of the indoor unit heat exchanger thermistor. See
Thermistors.
Possible cause: Faulty indoor unit heat exchanger thermistor.
2 Perform a check of the indoor unit main PCB. See Indoor unit PCB.
Possible cause: Faulty indoor unit main PCB.
Effect
Unit will NOT stop
operating.
Effect
Unit will stop operating.
draft – 22/04/2022 08:50
3 | Troubleshooting
Reset
Manual reset via user
interface.
Reset
Power reset.
Service manual
17