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Troubleshooting
Service manual
40
EBLA04~08E + EDLA04~08E
Daikin Altherma 3 M
ESIE22-09 – 2022.05
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
3.3.32 CJ-02 – Room temperature sensor problem
Trigger
Effect
Reset
User interface room
thermistor input is out of
range.
Unit will NOT stop
operating.
Automatic reset.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1
Perform a check of the room thermistor:
▪
Measure the room temperature and compare to the room temperature
shown on the user interface (remote controller).
▪
If temperature shown on the user interface differs from the measured
temperature, replace the user interface (remote controller). See
documentation of the user interface (remote controller) for more
information.
Possible cause:
Faulty room thermistor.
2
Check the communication wiring between the remote controller and the unit.
See
Possible cause:
Faulty wiring between the remote controller and the unit.
3
Perform a check of the hydro PCB. See
Possible cause:
Faulty hydro PCB.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
3.3.33 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
Possible cause:
Faulty main PCB.
draft – 31/05/2022 15:53
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