Gree GWH error codes
Models: GWH09AAB-K6DNA1A, GWH09AAB-K6DNA1B, GWH09AAB-K6DNA2A, GWH09AAB-K6DNA2B, GWH09AAB-K6DNA3A, GWH09AAB-K6DNA4A, GWH09AAB-K6DNA5A, GWH09MB-K3DNA2K, GWH09MB-K3DNA3K, GWH09MB-K3DNA4K, GWH09MB-K3DNA5K, GWH09MB-K3DNB3K, GWH09MB-K3DNC8K, GWH09MB-K3DNC9K, GWH09MB-K3DNE1K, GWH12AAB-K6DNA1A, GWH12AAB-K6DNA2A, GWH12AAB-K6DNA3A, GWH12AAB-K6DNA4A, GWH12AAB-K6DNA5A, GWH12MB-K3DNA2K, GWH12MB-K3DNA3K, GWH12MB-K3DNA4K, GWH12MB-K3DNA5K, GWH12MB-K3DNB3K, GWH12MB-K3DNC8K, GWH12MB-K3DNC9K, GWH12MB-K3DND3K, GWH12MB-K3DNE1K
C5Malfunction protection of jumper capE1High pressure protection of systemE2Antifreezing protectionE3System block or refrigerant leakageE4High discharge temperature protection of compressorE5Overcurrent protectionE6Communication MalfunctionE8High temperature resistant protectionE9Cold air prevention protectionEEEEPROM malfunctionENLimit/decrease frequency due to module current protection (phase current)EULimit/ decrease frequency due to high temperature of moduleF0In defect of refrigerantF1Indoor ambient temperature sensor is open/short circuitedF2Indoor evaporator temperature sensor is open/short circuitedF3Outdoor ambient temperature sensor is open/short circuitedF4Outdoor condenser temperature sensor is open/short circuitedF5Outdoor discharge temperature sensor is open/short circuitedF6Limit/ decrease frequency due to overloadF8Decrease frequency due to overcurrentF9Decrease frequency due to high air dischargeFHLimit/ decrease frequency due to antifreezingFOGathering refrigerantH0Decrease frequency due to high temperature resistant during heating operationH2Static dedusting protectionH3Overload protection for compressorH4System is abnormalH5IPM protectionH6Internal motor (fan motor) do not operateH7Desynchronizing of compressorHCPFC protectionJFMalfunction of detecting plate(WIFI)L3Outdoor DC fan motor malfunctionL9power protectionLCFailure start-upLPIndoor unit and outdoor unit doesn't matchP0Compressor Min frequence in test stateP1Compressor rated frequence in test stateP2Compressor maximum frequence in test stateP3Compressor intermediate frequence in test stateP5Overcurrent protection of phase current for compressorP7Malfunction of module temperature sensor circuitP8Module high temperature protectionPHVoltage for DC bus-bar is too highPLVoltage of DC bus-bar is too lowPUCharging malfunction of capacitorU1Malfunction of phase current detection circuit for compressorU3Malfunction of voltage dropping for DC bus-barU5Malfunction of complete units current detectionU7The four-way valve is abnormalU8Malfunction of zero-cross detection circuitU9Zero- crossing malfunction of outdoor unitLED:HEAT=OFF 3S, BLINK ONCEDefrostingLED:OUT_YEL=OFF 1S AND BLINK ONCECompressor runningLED:OUT_RED=OFF 1S AND BLINK 8 TIMESThe temperature for turning on the unit is reachedLED:OUT_RED=OFF 1S AND BLINK 11 TIMESFrequency limiting (module temperature)LED:OUT_RED=OFF 1S AND BLINK 13 TIMESFrequency limiting (power)
Codes the manuals give for these models. The brand's general codes: Gree