Error Codes - Samsung MIM-E03CN Installation Manual

Error codes

If the unit has some problems and does not work normally, error code is shown on the OUTDOOR UNIT main PBA or LCD of
the wired remote controller.
Display
101
CONTROL KIT / OUTDOOR UNIT wire connection error
Short- or open-circuit error of the room temperature sensor of the Zone 2 indoor unit
120
(detected only when the room thermostat is used)
Short- or open-circuit error of the room temperature sensor of the Zone 1 indoor unit
121
(detected only when the room thermostat is used)
162
EEPROM Error
198 Error of Terminal Block's Thermal Fuse(Open)
201 CONTROL KIT/OUTDOOR UNIT communication error (Matching error)
202
CONTROL KIT/OUTDOOR UNIT communication error (3 min)
203 Communication error between INVERTER and MAIN MICOM (6 min)
221 OUTDOOR UNIT temperature sensor error
231
Condenser temperature sensor error
251 Discharge temperature sensor error
320 OLP sensor error
403
Detection of OUTDOOR UNIT compressor freezing (During cooling operation)
Protection of OUTDOOR UNIT when it is overload (during Safety Start, Normal operation
404
state)
407 Comp down due to high pressure
416
Discharge of a compressor is overheated
425 Power source line missing error (only for 3-phase model)
440
Heating operation blocked (outdoor temperature over 35°C)
441 Cooling operation blocked (outdoor temperature under 9°C)
458 OUTDOOR UNIT fan1 error
461
[Inverter] Compressor startup error
462 [Inverter] Total current error/PFC over current error
463 OLP is overheated
464
[Inverter] IPM over current error
465 Compressor V limit error
466
DC LINK over/low voltage error
467 [Inverter] Compressor rotation error
468 [Inverter] Current sensor error
469
[Inverter] DC LINK voltage sensor error
44
Explanation Error Source
CONTROL KIT,
OUTDOOR UNIT
CONTROL KIT
CONTROL KIT
CONTROL KIT
CONTROL KIT
CONTROL KIT,
OUTDOOR UNIT
CONTROL KIT,
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT
OUTDOOR UNIT