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Troubleshooting
Service manual
77
EBLA04~08E + EDLA04~08E
Daikin Altherma 3 M
ESIE22-09 – 2022.05
Possible cause:
▪
Faulty or disturbance of the power supply (power supply MUST be within
range of nominal operating voltage ±4%),
▪
Power drop,
▪
Short circuit.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
3.3.87 U8-09 – User interface software version / indoor unit compatibility error
Trigger
Effect
Reset
User interface software
version NOT compatible
with software of the
hydro PCB (indoor unit).
Error screen will block
main user interface
application. Info button is
active for more
information on the
malfunction.
Update software of the
user interface. NO manual
reset possible.
To solve the error code
INFORMATION
It is recommended to perform the checks in the listed order.
1
Check the software and EEPROM version on the user interface and PCB. See
Possible cause:
Mismatch between the software ID and EEPROM on the PCB
or user interface.
INFORMATION
If all procedures listed above have been performed and the problem is still present,
contact the helpdesk.
3.3.88 U8-11 – Connection with wireless gateway lost
Trigger
Effect
Reset
Communication
abnormality between unit
and wireless gateway.
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
Check that the AP mode is active (= WLAN adapter active as access point).
draft – 31/05/2022 15:53
Summary of Contents for EBLA04E V Series
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