37
9. Troubleshooting
9.1 Indoor Unit Error Display
Display
LED STATUS
Def
Timer
Auto
Operation
E0
EEPROM parameter error
O
O
O
O
E1
Indoor / outdoor units communication
protection
E2
Zero-crossing signal error
O
O
E3
Indoor fan speed has been out of
control
O
O
E5
Open or short circuit of outdoor
temperature sensor
X
O
X
E6
Open or short circuit of room or
evaporator temperature sensor
O
O
O
P0
IPM malfunction or IGBT over-strong
current protection
X
X
O
P1
Over voltage or too low voltage
protection
X
O
O
P2
Temperature protection of compressor
top.(except BIN414C2V31,
BIN520C2V31)
O
X
X
P4
Inverter compressor drive error
O
X
Note: E4 & P3: Reserved function
Summary of Contents for BIN312C2V31
Page 1: ...CSI 1206 A SERVICE MANUAL BIN312C2V31 BIN414C2V31 BIN520C2V31 BIN625C2V31 AIR CONDITIONER ...
Page 12: ...10 Model R mm L mm H mm Dimension of installation hole mm BIN625C2V31 106 5 70 45 65 ...
Page 16: ...14 5 Wiring Diagram 5 1 Indoor Unit BIN312C2V31 BIN414C2V31 BIN520C2V31 BIN625C2V31 ...
Page 17: ...15 5 2 Outdoor Unit BIN312C2V31 BIN520C2V31 ...
Page 18: ...16 BIN625C2V31 BIN414C2V31 202037391056 ...
Page 40: ...38 9 2 Diagnosis and Solution 9 2 1 EEPROM parameter error diagnosis and solution ...
Page 41: ...39 9 2 2 Indoor outdoor units communication protection diagnosis and solution ...
Page 42: ...40 9 2 3 Zero crossing signal diagnosis and solution ...
Page 43: ...41 9 2 4 Indoor fan speed has been out of control diagnosis and solution ...
Page 44: ...42 9 2 5 Open or short circuit of temperature sensor diagnosis and solution ...
Page 45: ...43 9 2 6 IPM malfunction or IGBT over strong current protection diagnosis and solution ...
Page 46: ...44 9 2 7 Over voltage or too low voltage protection diagnosis and solution ...
