|
E0
|
EEPROM parameter error |
|
E1
|
Indoor / outdoor communication protection |
|
E2
|
Zero-crossing signal error |
|
E3
|
Fan speed out of control |
|
E5
|
Open or short circuit of the outdoor temperature sensor |
|
E0
|
EEPROM parameter error indication |
|
E1
|
Communication fault between the indoor and outdoor unit |
|
E2
|
Zero-crossing detection failure |
|
E3
|
Fan speed out of control |
|
E1
|
Indoor unit A coil outlet temperature sensor or connector defective |
|
E2
|
Indoor unit B coil outlet temperature sensor defective, or communication malfunction between the outdoor and indoor units (varies by model within this family) |
|
E3
|
Indoor unit C coil outlet temperature sensor defective, or communication malfunction between the outdoor main chip and the compressor control chip |
|
E1
|
Phase-sequence protection |
|
E2
|
Communication error between the indoor units and the outdoor unit |
|
E3
|
T3 tube temperature sensor error |
|
E4
|
T4 ambient temperature sensor error |
|
E5
|
Voltage protection error (on some sub-models) |
|
E3
|
Combined water outlet temperature sensor error |
|
E4
|
Water outlet temperature sensor error |
|
E5
|
Air-side heat exchanger refrigerant outlet temperature sensor (T3A) error |
|
Eb
|
Water-side heat exchanger anti-freezing temperature sensor (Taf2) error |
|
Ed
|
Discharge pipe temperature sensor error, system A or B |
|
EF
|
Water inlet temperature sensor error |
|
EP
|
Discharge pipe temperature sensor failure alarm |
|
EU
|
Air-side heat exchanger refrigerant total outlet temperature sensor error |
|
P0
|
PM / IPM module malfunction |
|
P1
|
Voltage protection |
|
P2
|
Compressor top temperature protection |
|
P3
|
Compressor current protection |
|
P4
|
Indoor evaporator protection shutdown of the compressor (high or low temperature) |
|
P10
|
Low-voltage protection |
|
P11
|
High-voltage protection |
