Error Code Table - INVENTOR ATM04S Engineering Data Book

Matrix Mono

12 Error Code Table

Table 3-10.1: Error code table
Error code
C7 Transducer module temperature too high protect
E0 Water flow failure (E8 appears 3 times)
E1 Phase sequence error (for 3 phase models)
E2 Communication error between the main control board of hydraulic module and user interface
E3 Backup electric heater exchanger water outlet temperature sensor T1 error
E4 Domestic hot water tank temperature sensor T5 error
E5 Air side heat exchanger refrigerant outlet temperature sensor T3 error
E6 Outdoor ambient temperature sensor T4 error
E7 Balance tank sensor Tbt1 error
E8 Water flow failure within 3 times
E9 Suction pipe temperature sensor Th error
EA Discharge pipe temperature sensor Tp error
Eb Solar board sensor Tsolar error
Ec Balance tank sensor Tbt2 error
Ed Water side heat exchanger water inlet temperature sensor Twin error
EE. Hydronic box EEPROM error
F1 DC generatrix voltage is too low
H0 Communication error between outdoor unit main control chip and hydronic box main control chip
H1 Communication error between outdoor unit main control chip and inverter driver chip
H2 Water side heat exchanger refrigerant outlet (liquid pipe) temperature sensor error
H3 Water side heat exchanger refrigerant inlet (gas pipe) temperature sensor error
H4 Inverter module protection (L0/L1 appear 3 times in one hour)
H5 Room temperature sensor Ta error
H6 DC fan error
H7 Abnormal main circuit voltage
H8 Pressure sensor error
H9 Zone 2 water outlet temperature sensor Tw2 error
HA Water side heat exchanger water outlet temperature sensor error
PP protection three times in a row and Twout<7℃
Hb
Hd Communication fault between master unit and slave unit (in parallel)
HE Communication error between main board and thermostat transfer board
H.F. Refrigerant system EEPROM error
HH H6 appears 10 times in 120min
HP Low pressure protection (pressure < 0.6MPa for 3 times in one hour)
P0 Low pressure protection
P1 High pressure protection
P3 Compressor current protection
P4 Discharge temperature sensor Tp protection
P5 High temperature difference between water side heat exchanger water inlet and water outlet temperatures protection
P6 Inverter module protection
L0 Inverter module protection
L1 DC bus low voltage protection
106
Content
2
Matrix Mono
105