53
TABLE OF ERROR CODES
7. Table of error codes
C7 65 Transducer module temperature too high
E0
E8
1
9
Water flow error (E8 is displayed 3 times)
E1 2 Phase sequence error
Applies to three-phase
models only
E2 3
Communication error between the user interface and the main
control board of hydraulic module
E3 4 Outlet water temperature sensor error T1 sensor
E4 5 Domestic hot water tank temperature sensor error T5 sensor
E5 6 Air side exchanger refrigerant outlet temperature sensor error T3 sensor
E6 7 Outdoor ambient temperature sensor error T4 sensor
E9 10 Suction pipe temperature sensor error Th sensor
EA 11 Discharge pipe temperature sensor error Tp sensor
Ed 14 Water side heat exchanger water inlet temperature sensor error Tw_in sensor
EE 15 Hydronic box EEPROM error
F1 116 DC generatrix voltage is too low
H0 39
Communication error between outdoor unit main control chip and
hydronic box main control chip
H1 40
Communication error between outdoor unit main control chip and
inverter driver chip
H2 41
Water side plate heat exchanger refrigerant outlet (liquid pipe)
temperature sensor error
T2 sensor
H3 42
Water side heat exchanger refrigerant inlet (gas pipe) temperature
sensor error
T2B sensor
H5 44 Ambient temperature sensor error (HMI) Ta sensor
H6
HH
45
55
DC fan error
H7 46 Main circuit voltage fault
H8 47 High pressure sensor error
H9 48 Circuit 2 water outlet temperature sensor error Tw2 sensor
HA 49 Water side exchanger water outlet temperature sensor error Tw_out sensor
HF 54 Inverter module EEPROM error
P0
HP
20
57
Low pressure protector
P1 21 High pressure protection
P3 23 Compressor current protection
P4 24 Discharge temperature protection
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