In this Post you can see Samsung Inverter AC Error Code List 2020. also follow fully4world for learn free online About RAC and HVAC. Error Code is very Important for every HVAC technician. Every Inverter AC have Error code to fix his Fault.
Samsung Inverter AC Error Code List 2022
| Error Codes | Fault |
| E464 | IPM Over Current overload |
| E461 | compressor not start |
| E473 | compressor blocking |
| E466 | DC Link card voltage error |
| E221 | outdoor temp. sensor |
| E416 | Discharge Temp. Overheat |
| E251 | Discharge temp. sensor |
| E468 | electric current sensor |
| E465 | compressor error |
| E237 | winding error of the temp. sensor |
| E202 | connection time (1 minute) expired |
| E458 | Fan Error(Outdoor) |
| E471 | OTP error |
| E467 | Compressor rotation/Wire Missing |
| E440 | operation condition secession Low |
| E441 | operation condition secession High |
| E469 | DC error of the voltage sensor |
| E462 | Trip error / PFC Over current |
| E554 | leak of refrigerant |
| E472 | zero crossing of the AC voltage |
| E556 | Capacity Miss-match |
| E121 | internal air temp. sensor is closed / cut off |
| E122 | evaporator temp. sensor closed / cut off |
| E154 | Indoor unit fan error |
| E101 | connection time (1 minute) exceeded |
| E186 | MPI error |
| E101 | Indoor TO Outdoor Wiring issuse |
| E102 | Indoor TO Outdoor Wiring issuse |
| E121 | ROOM Temp. sensor error |
| E122 | INDOOR MID, INDOOR IN PIPE-Temp. sensor |
| E154 | Fan Error (Indoor) |
| E162 | EEPROM(Indoor motor) |
| E231 | Cond Temp. Sensor |
| E422 | EEV or Valve Close error-Self diagnosis |
| E470 | EEPROM Data Error (no data) |
| E471 | EEPROM Data Error (Main Micom Inv Micom) |
| E474 | Heatsink Sensor Error |
| E483 | Over Voltage Protection |
| E484 | PFC Over Load |
| E485 | Input Current Sensor |
| E488 | AC Input Voltage Sensor |
| E500 | Heatsink Over Temperature Error |
| E554 | Gas Leak Error |
| E163 | Option Error |
| E203 | Time out Comm. (Inv Micom Main Micom) |
| E440 | over(Heating) Error |
| E441 | Prohibit Operation Condition Error (Cooling) |
| E112 | Indoor Coil Sensor Failure |
Samsung Inverter AC Light blink Error codes
When the light on a Samsung inverter AC is blinking, it indicates a specific issue or status. Here is a short description of some common blinking patterns and their meanings:
- Blinking slowly (1-second interval): This typically indicates that the AC unit is in standby mode and is waiting for a command from the remote control to start or change its operation.
- Blinking rapidly (0.5-second interval): This could indicate a communication error between the remote control and the AC unit. Ensure that the remote control is properly paired with the AC unit and try pressing any button to establish a connection.
- Blinking in a specific pattern (e.g., 2 blinks, pause, 2 blinks): Different blinking patterns can indicate various error codes or malfunctions. Consult the user manual or refer to the manufacturer’s website for a detailed list of error codes and their corresponding meanings. Alternatively, you can contact Samsung customer support for assistance.
It’s important to note that the exact blinking patterns and their meanings can vary depending on the specific model and series of the Samsung inverter AC. Always refer to the user manual or contact Samsung directly for accurate information related to your specific AC unit.
LED indication :
O = LED OFF
◎ = LED Blinking
⚫ = LED ON
| YEL | GRN | RED | Description |
|---|---|---|---|
| O | O | O | Power Off / VDD NG |
| O | ◎ | ⚫ | Normal Operation |
| O | O | ◎ | IPM Over Current (O.C) |
| O O | O ⚫ | ⚫ ⚫ | Abnormal serial communication (Display Board: indoor <-> Outdoor) |
| O | ◎ | O | Comp Starting error |
| O | ⚫ | ◎ | DC-link voltage under/over error PFC over load / HW DC_link over |
| ◎ | O | ◎ | Outdoor temp sensor error (Dual / Single) |
| ◎ | O | ⚫ | Discharge over temperature (Dual / Single) |
| ◎ | ◎ | O | Discharge temp sensor error (Dual / Single) |
| ◎ | ◎ | ⚫ | Current sensor error / heat-sink sensor error input current sensor error |
| ◎ | ⚫ | O | Comp V limit error / heat sink over temp |
| ◎ | ⚫ | ◎ | coil temp sensor error (Dual / Single) |
| ◎ | ⚫ | ⚫ | 1min. Time out comm. (Main <-> Inverter) |
| ⚫ | O | O | Fan error |
| O | ⚫ | O | EEProm data error |
| ⚫ | O | ◎ | OTP error |
| ⚫ | O | ⚫ | comp rotation error |
| ⚫ | ◎ | O | Operation condition secession (Dual only) |
| ⚫ | ◎ | ◎ | DC-Link voltage sensor error |
| ⚫ | ◎ | ⚫ | l-trip error / PFC Over current |
| ⚫ | ⚫ | O | Gas leak error (Dual / Single) |
| ⚫ | ⚫ | ◎ | AC line Zero Cross Signal out |
| ⚫ | ⚫ | ⚫ | Power ON reset (1 Sec) |
| ◎ | O | O | Capacity miss match |
| O | ◎ | ◎ | Test operation cooling Mode |
| ◎ | ◎ | ◎ | Test operation Heating Mode |
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