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EPRA14~18D + ETVH16SU18+23E
Daikin Altherma 3 H HT F
4P644738-1D – 2023.10
Error code
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)
8F-00
Abnormal increase outlet water temperature
(DHW)
8H-00
Abnormal increase outlet water temperature
8H-01
Overheating/undercooling mixed water circuit
8H-02
Overheating mixed water circuit (thermostat)
8H-03
Overheating water circuit (thermostat)
A1-00
Zero cross detection problem
A5-00
OU: High pressure peak cut / freeze protection
problem
AA-01
Backup heater overheated or BUH power cable
not connected
AC-00
Booster heater overheated
AH-00
Tank disinfection function not completed
correctly
AJ-03
Too long DHW heat-up time required
C0-00
Flow sensor malfunction
C4-00
Heat exchanger temperature sensor problem
C5-00
Heat exchanger thermistor abnormality
CJ-02
Room temperature sensor problem
E1-00
OU: PCB defect
E2-00
Leakage current detection error
E3-00
OU: Actuation of high pressure switch (HPS)
E3-24
High pressure sensor abnormality
E4-00
Abnormal suction pressure
E5-00
OU: Overheat of inverter compressor motor
14
Troubleshooting
|
Description
Installer reference guide
261
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