SiUS30-1301
Troubleshooting by Remote Controller
Service Diagnosis
145
2.5
Error Codes and Description
Error code
Operation
lamp
Error contents
Page
Referred
Indoor Unit
A0
l
External Protection Device Abnormality
A1
l
PCB Abnormality
A3
l
Drain Level Control System (S1L) Abnormality
A6
l
Fan Motor (M1F) Lock, Overload
Indoor Unit Fan Motor Abnormality
Overload / Overcurrent / Lock of Indoor Unit Fan Motor
A7
k
Swing Flap Motor (M1S) Abnormality
A8
l
Power Supply Voltage Abnormality
A9
l
Electronic Expansion Valve Coil Abnormality / Dust Clogging
Electronic Expansion Valve Coil Abnormality
AF
k
Drain Level above Limit
AJ
l
Capacity Determination Device Abnormality
C1
l
Transmission Abnormality between Indoor Unit PCB and Fan PCB
C4
l
Thermistor for Liquid Pipe Abnormality
C5
l
Thermistor for Gas Pipe Abnormality
C6
l
Combination Error between Indoor Unit PCB and Fan PCB
C9
l
Thermistor for Suction Air Abnormality
Remote Sensor Abnormality
CA
l
Thermistor Abnormality
CC
k
Humidity Sensor System Abnormality
CJ
k
Room Temperature Thermistor in Remote Controller Abnormality
condensing
Unit
E1
l
PCB Abnormality
E2
l
Ground Leakage by Leak Detection PCB Assy
E3
l
Actuation of High Pressure Switch
E4
l
Actuation of Low Pressure Sensor
E5
l
Inverter Compressor Motor Lock
E9
l
Electronic Expansion Valve Coil (Y1E ~ Y5E) Abnormality
F3
l
Abnormal Discharge Pipe Temperature
F6
l
Refrigerant Overcharged
HJ
l
Water System Abnormality
J3
l
Discharge Pipe Thermistor System Abnormality
J4
l
Heat Exchanger Gas Pipe Thermistor System Abnormality
J5
l
Suction Pipe Thermistor System Abnormality
J7
l
Receiver Outlet Liquid Pipe Thermistor System Abnormality
J9
l
Subcooling Heat Exchanger Outlet Pipe Thermistor System Abnormality
JA
l
High Pressure Sensor Abnormality
JC
l
Low Pressure Sensor Abnormality
L4
l
Inverter Radiation Fin Temperature Rise Abnormality
L5
l
Momentary Overcurrent of Inverter Compressor
L8
l
Momentary Overcurrent of Inverter Compressor
L9
l
Inverter Compressor Startup Error
LC
l
Transmission Error between Inverter and Condensing Unit Main PCB
P1
l
Inverter Over-Ripple Protection
P4
l
Inverter Radiation Fin Temperature Thermistor Rise Abnormality
PJ
l
Field Setting Abnormality after Replacing condensing Unit Main PCB or
Combination of PCB Abnormality