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Model reference

Samsung CH070EAV1

Air Conditioner

4 documents29 error codes4 service modes

Available documentation

Service Manual

  • LG Samsung CH070EAV1 Troubleshooting38 pg
    Covers this model
  • LG Samsung CH070EAV1 Precaution2 pg
    Covers this model
  • LG Samsung CH070EAV1 Disassembly & Reassembly22 pg
    Covers this model

Wiring Diagram

  • LG Samsung CH070EAV1 Schematic Diagram6 pg
    Covers this model
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Error codes (29)

CodeMeaning
E101Indoor unit Communication ErrorE121Indoor/Outdoor unit Communication Time Out ErrorE122Indoor unit is not connectedE154Communication Error between Outdoor Main and Inverter Micom (Occurred after 1…E201Indoor TempE202Indoor Unit Eva in Sensor (Open/Short Error)E207Indoor Unit Eva in Sensor SeparationE231Outdoor TempE232COND TempE236Inverter Compressor Discharge TempE401Indoor Float Switch 2nd DetectionE416Power cable miss connection errorE425Outdoor unitE440Outdoor unit refrigerant Full leakage (Gas leak)E458Outdoor Fan 1 ErrorE459Outdoor Fan 2 ErrorE461[Inverter] Compressor starting errorE462Primary Current Over Trip errorE463[Inverter] Heatsink temperature over ErrorE464Discharge over temperatureE465[Inverter] Current Sensor errorE466[Inverter] IPM Over Current (O.C)E467[Inverter] EEPROM Read/Write ErrorE468[Inverter] Compressor Rotation errorE469[Inverter] DC LINK Sensor errorE601Communication error between Indoor unit and wired remote controlE602Communication error between Master and Slave wired remote controlE604COM1/COM2 Cross-installed errorE605Error of setting option for wired remote control COM2

Service modes (4)

  • Option Setup Mode Type A["Remove the batteries from the remote control.","Press the temperature up and down buttons…
  • Option Setup Mode Type B["Remove the battery from the remote controller.","Press the Off Timer and Cancel buttons…
  • Outdoor Unit Test Operation["Power on the outdoor unit.","Press K900 button on the MAIN PCB once for cooling mode test…
  • Wired Remote Controller Error Code Display["When an error occurs, the wired remote controller displays an error icon.","Press the Test button…

Full entry steps, exit procedures, and test sequences are available in Max.

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