Daikin fault codes
From the Daikin manuals on file, range by range.
Daikin Altherma
- 4-02Incorrect setting of space heating OFF temperature
- 7HFlow error (minimum flow rate not reached)
- 7H-01Water flow problem
- 7H-04Water flow problem during domestic hot water production
- 7H-05Water flow problem during heating/sampling
- 7H-06Water flow during cooling/defrost
- 7H-07Water flow problem. pump de-blocking active
- 7H-XXWater flow or volume too low
- 80-00Inlet water thermistor abnormality
- 81-00Outlet water thermistor abnormality
- 81-01Mixed water thermistor abnormality
- 89-01Heat exchanger frozen