Room Temperature Sensor Problem; E1-00 - Outdoor Unit: Pcb Defect - Daikin EBLA04E V Series Service Manual

3 | Troubleshooting
3.3.32 CJ-02 – Room temperature sensor problem
3.3.33 E1-00 – Outdoor unit: PCB defect
Service manual
40
draft – 31/05/2022 15:53
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
Trigger
User interface room
thermistor input is out of
range.
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 "4.20 User interface" [
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.
Trigger
Main PCB detects that
EEPROM is abnormal.
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.
Effect
Unit will NOT stop
operating.
4
234].
"4.12 Hydro
Effect
Unit will stop operating.
"4.14 Main
Reset
Automatic reset.
4
PCB" [ 175].
Reset
Manual reset via user
interface.
Power reset.
4
PCB" [ 184].
EBLA04~08E + EDLA04~08E
Daikin Altherma 3 M
ESIE22-09 – 2022.05