15
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Troubleshooting
Installer reference guide
265
ERRA08~12E + EL23E
Daikin Altherma 3 R MT F
4P708478-1 – 2023.05
15.4.1 To display the help text in case of a malfunction
In case of a malfunction, the following will appear on the home screen depending
on the severity:
▪
: Error
▪
: Malfunction
You can get a short and a long description of the malfunction as follows:
1
Press the left dial to open the main menu and go to
Malfunctioning
.
Result:
A short description of the error and the error code is
displayed on the screen.
2
Press in the error screen.
Result:
A long description of the error is displayed on the
screen.
15.4.2 Error codes: Overview
Error codes of the unit
Error code
Description
7H-01
Water flow problem
7H-04
Water flow problem during domestic hot water
production
7H-05
Water flow problem during heating/sampling
7H-06
Water flow problem during cooling/defrost
7H-07
Water flow problem. Pump deblocking active
7H-08
Pump abnormality during operation (pump
feedback)
80-00
Returning water temperature sensor problem
81-00
Leaving water temperature sensor problem
81-01
Mixed water thermistor abnormality.
81-06
Entering water temperature thermistor
abnormality (indoor unit)
89-01
Heat exchanger freeze-up protection activated
during defrost (error)
89-02
Heat exchanger freeze-up protection activated
during heating / DHW operation. (warning)
89-03
Heat exchanger freeze-up protection activated
during defrost (warning)
89-05
Heat exchanger freeze-up protection activated
during cooling operation. (error)
89-06
Heat exchanger freeze-up protection activated
during cooling operation. (warning)
