Indoor Unit Error Display - Pioneer WAE012AMFI15RL Service Manual

9.1 Indoor Unit Error Display

Operation lamp Timer lamp
☆ 1 time
☆ 2 times
☆ 3 times
☆ 4 times
☆ 5 times
☆ 6 times
☆ 7 times
☆ 2 times
☆ 3 times
☆ 4 times
☆ 5 times
☆ 1 times
☆ 2 times
☆ 3 times
☆ 5 times
Display LED STATUS
X E0 Indoor unit EEPROM parameter error
X E1 Indoor / outdoor units communication error
X E2 Zero-crossing signal detection error
X E3 Indoor fan speed has been out of control
Indoor room temperature sensor T1 open circuit or short
X E4
circuit
Evaporator coil temperature sensor T2 open circuit or
X E5
short circuit
X EC Refrigerant leakage detection
Outdoor temperature sensor T4 open circuit or short
O F1
circuit
Condenser coil temperature sensor T3 open circuit or
O F2
short circuit
Compressor discharge temperature sensor T5 open
O F3
circuit or short circuit
O F4 Outdoor unit EEPROM parameter error
P0 IPM malfunction or IGBT over-strong current protection
☆
P1 Over voltage or Under voltage protection
☆
P2 High temperature protection of compressor top
☆
P4 Inverter compressor drive error
☆
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