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Model reference

Daewoo RCB090A001

Air Conditioner

2 documents4 error codes4 service modes

Available documentation

Service Manual

  • Service Manual Split System Air Conditioner62 pg
    Covers this model
  • Service Manual Split System Air Conditioner Model: DSB-090L/DSB-120L DSA-100L/DSA-120L62 pg
    Covers this model
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Error codes (4)

CodeMeaning
1Room air thermistor or connector fault (open/short circuit in room temperature…2Indoor coil thermistor or connector fault (open/short circuit in indoor coil…3Compressor failure, electrical parts of compressor fault, or gas leak.4Indoor fan motor, motor connector, or PCB fault.

Service modes (4)

  • DIP Switch Function Selection (Aging/Timer Short Test)Set DIP switch positions before powering unit on
  • Emergency Operation["Open the front panel of the indoor unit to access the switch panel.","Press the EMERGENCY switch…
  • Remote Controller LCD Panel Test["Ensure remote controller is in the OFF state.","Press the Temperature Up and Temperature Down…
  • Self-Diagnostic FunctionThe control automatically displays error codes via the ON (Red) LED blinking pattern

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

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