אלקטרה VRF | קטלוג טכני 2025

144

קודי תקלות

Error code

Error

Digital display

Emergency stop

A01

R32 refrigerant leaks, requiring shutdown immediately

A11

ODU fault

A51

The fault of the linked FAPU is transmitted to the master IDU (series setting)

A71

The fault of the linked humidifying IDU is transmitted to the master IDU

A72

The fault of the linked FAPU is transmitted to the master IDU (non-series setting)

A73

The fault of the AHU Kit slave unit is sent to the master unit

A74

Self-check fault

A81

MS (refrigerant flow direction switching device) fault

A82

Mode conflict (V6 communication protocol adopted)

A91

1# EEV coil fault

b11

1# EEV body fault

b12

2# EEV coil fault

b13

2# EEV body fault

b14

Stall protection on 1# water pump

b34

Stall protection on 2# water pump

b35

Water level switch alarm

b36

Reheating electric heater fault

b71

Preprocessing electric heater fault

b72

Humidifier fault

b81

Duplicate IDU address code

C11