Troubleshooting
4-40 Samsung Electronics
Error code ExplanationClassications
E101 No communication between indoor unit and outdoor unit
E
RRORS RELATED TO
COOLING
AND HEATING
OPERATION
E102
Indoor unit receiving the communication errorfrom outdoor unit
E122
EVA-IN Sensor(open/short)
E123
EVA-OUT Sensor(open/short)
E128
Breakaway of EVA-IN Sensor
E129Breakaway of EVA-OUT Sensor
E174 EVA-INAir sensor(open/short)
E151Error of EEV open
E152 Error of EEV close
E161 Error of mixed operation
E201
Communication error from outdoor unit due to the mismatching of the communication
numbers and installed numbers after tracking
E12
1Indoor Temperature Sensor(open/short)
Errors related to
ventilator (ERV)
operation
E175 Outdoor Temperature Sensor(open/short)
E139CO2 sensor (open/short)
E162 EEPROM ERROR
E163 EEPROM option setting error
E186 SPI Error
E561 Supply Air Fan Motor error
E562 Exhaust Air
Fan Motor error
E654 Damper ERROR (When there is no switch input for 100 seconds while monitoring the damper)
- ERV Plus type
If an error occurs during the operation, The Wired Remote controller show that Error mode.
- When ERRORS related to cooling and heating operation occur, the ventilator (ERV) continues to perform in normal operation.
- When ERRORS related to a v
entilator (ERV) occur, it stops operating.
■ ERROR CODE DISPLAY on Wired remote controller