Technical data

201
Installation
Error code
8
8-1. Error code
Code Explanation
E101 Indoor unit communication error
E102 Indoor/Outdoor unit communication time out error 60 packet over data
E121 Indoor temp. sensor (open/short error)
E122 Indoor unit eva. in temp. sensor (open/short error)
E128 Indoor unit eva. in sensor separation
E129 Indoor unit eva. out sensor separation.
E153 Indoor float switch 2nd detection
E201 Unit quantity miss matching between indoor unit and outdoor unit
E202 Abnormal state or 1 min. time out comm. between indoor unit and outdoor unit
E203 Communication error between outdoor main & inverter micom. (occurred after 1 minute detection in main & Inverter)
E221 Outdoor temp sensor error
E231 Cond. temperature sensor error (open/short error)
E237 Cond. temperature sensor error (open/short error)
E251 Discharge temperature sensor error (open/short error)
E320 OLP sensor error
E403 Detection of outdoor freezing when comp stop
E404 Protection of outdoor overload when comp stop
E416 Discharge over temperature error when comp stop
E419 EEV open error (self diagnosis)
E422 EEV close error (self diagnosis)
E425 Power cable misconnection error
E440 Out of operation temperature range in heating
E441 Out of operation temperature range in cooling
E458 Outdoor fan 1 error
E460 Outdoor unit ~ indoor unit communication wire misconnection (connected to power terminal)
E461 Compressor starting error
E462 Current trip error / PFC over current
E463 OLP over heat and comp stop
E464 IPM over current(o.c) error
E465 Compressor over load error
E466 DC-link under/over voltage error
E467 Compressor wire missing error
E468 Current sensor error
E469 DC link voltage sensor error
E471 Outdoor EEPROM error
E472 Inverter micom zero-crossing error
E473 Compressor lock error
E474 Heat-sink sensor error
E475 Outdoor fan 2 error
E483 Over AC-voltage error
E484 PFC over load error
E485 Input-current sensor error
E500 Heat-sink over heat error
E554 Gas leak error
E556 Capacity miss matching between indoor unit and outdoor unit
E557 Option code miss matching among the indoor units (for DPM only)
E601 Communication error between indoor unit & wired remote control.
E602 Communication error between master & slave wired remote control.
E606 COM1/COM2 cross-installed error
ER Error of setting option for wired remote control COM2