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Troubleshooting
Installer reference guide
183
C08AF + EHYKOMB33A
Daikin Altherma R Hybrid
4P471761-1E – 2020.10
Error code
Detailed error code Description
7H
05
Water flow problem during heating/
sampling.
Manual reset.
Check the space heating/cooling circuit.
7H
06
Water flow problem during cooling/
defrost.
Manual reset.
Check the plate heat exchanger.
80
00
Returning water temperature
sensor problem.
Please contact your dealer.
81
05
Loosehanging tank
temperature sensor
81
00
Leaving water temperature
sensor problem.
Please contact your dealer.
81
04
Leaving water temperature
sensor not properly mounted.
89
01
Heat exchanger frozen.
89
02
Heat exchanger frozen.
89
03
Heat exchanger frozen.
8F
00
Abnormal increase outlet
water temperature (DHW).
8H
00
Abnormal increase outlet
water temperature.
8H
03
Overheating water circuit
(thermostat).