Error code reference

Heat Controller Air Conditioner Error Codes

12 error codes documented with diagnostic procedures.

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01Indoor room thermistor (air sensor) open/short circuit error.02Indoor inlet pipe thermistor sensor open/short circuit error.05Communication error between indoor and outdoor units (displayed at indoor unit).06Indoor outlet pipe thermistor sensor open/short circuit error.07Different mode operation error (indoor units operating in conflicting modes).10Indoor fan motor locked error.33Discharge pipe temperature high 44Outdoor air thermistor sensor open/short circuit error.45Condenser pipe thermistor sensor open/short circuit error.47Constant discharge pipe thermistor sensor open/short circuit error.51Capacity error 53Communication error between indoor and outdoor units (displayed at outdoor unit).

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