Carrier 38QUA009DS, Руководство по обслуживанию, Страница: 90 / 116

87
16.1 Indoor Unit Error Display
Operation
lamp
Timer lamp Display LED STATUS
☆
1 time X E0 Indoor unit EEPROM parameter error
☆
2 times X E1
Communication malfunction between indoor and
outdoor units
☆
4 times X E3 Indoor fan speed malfunction
☆
5 times
X E4 Indoor room temperature sensor (T1 ) malfunction
☆
6 times X E5 Evaporator coil temperature sensor (T2) malfunction
☆
7 times
X EC Refrigerant leakage detection
☆
8 times X EE Water-level alarm malfunction
☆
1 time O F0 Current overload protection
☆
2 times O F1 Outdoor ambient temperature sensor (T4 ) malfunction
☆
3 times O F2 Condenser coil temperature sensor (T3) malfunction
☆
4 times O F3
Compressor discharge temperature sensor (T5)
malfunction
☆
5 times O F4 Outdoor unit EEPROM parameter error
☆
6 times O F5 Outdoor fan speed malfunction
☆
7 times O F6
Indoor coil outlet pipe sensor(Located on outdoor unit
low pressure valve)
☆
8 times O F7
Communication malfunction between Cassette optional
lift panel and the unit
☆
9 times
O F8 Cassette optional lift panel malfunction
☆
10 times O F9 Cassette optional lift panel not closed
☆
1 times
☆
P0 Inverter module (IPM) malfunction
☆
2 times
☆
P1 Over-voltage or under-voltage protection
☆
3 times
☆
P2
Compressor top high temperature protection (OLP)/
High temperature protection of IPM board
☆
4 times
☆
P3 Low ambient temperature cut off in heating
☆
5 times
☆
P4 Compressor drive malfunction
☆
6 times
☆
P5 Indoor units mode conflict
☆
7 times
☆
P6 Low pressure protection
☆
8 times
☆
P7 Outdoor IPM temperature sensor error
O
（
light
）
X
（
off
） ☆（
flash
）