Kode Error AC Panasonik

Diagnosis display = H00 Abnormality / Protection control = No abnormality detected Abnormality Judgement = Emergency operation = Normal operation Primary location to verify = Diagnosis display = H11 Abnormality / Protection control = Indoor / Outdoor abnormal communication Abnormality Judgement = > 1 min after starting operation Emergency operation = Indoor fan operation only Primary location to verify = • Internal / external cable connections • Indoor / Outdoor PCB Diagnosis display = H14 Abnormality / Protection control = Indoor intake air temperature sensor abnormality Abnormality Judgement = Continue for 5 sec. Emergency operation = Primary location to verify = • Intake air temperature sensor (detective or disconnected) Diagnosis display = H15 Abnormality / Protection control = Outdoor compressor temperature sensor abnormality Abnormality Judgement = Continue for 5 sec Emergency operation = Primary location to verify = Compressor temperature sensor (detective or disconnected) Diagnosis display = H16 Abnormality / Protection control = Outdoor Current Transformer open circuit Abnormality Judgement = Emergency operation = Primary location to verify = • Outdoor PCB • IPM (Power transistor) module Diagnosis display = H19 Abnormality / Protection control = Indoor fan motor mechanism locked Abnormality Judgement = 7 times occurance continuously Emergency operation = Primary location to verify = • Indoor PCB • Fan motor Diagnosis display = H23 Abnormality / Protection control = Indoor heat exchanger temperature sensor abnormality Abnormality Judgement = Emergency operation = O (Cooling only} Primary location to verify = • Heat exchanger temperature sensor (detective or disconnected)

Diagnosis display = H24 Abnormality / Protection control = Indoor heat exchanger temperature sensor 2 abnormality Abnormality Judgement = Continue for 5 sec. Emergency operation = Primary location to verify = • Heat exchanger temperature sensor (detective or disconnected) Diagnosis display = H27 Abnormality / Protection control = Outdoor intake air temperature sensor abnormality Abnormality Judgement = Continue for 5 sec. Emergency operation = O Primary location to verify = • Outdoor temperature sensor (detective or disconnected) Diagnosis display = H28 Abnormality / Protection control = Outdoor heat exchanger temperature sensor abnormality Abnormality Judgement = Continue for 5 sec. Emergency operation = O Primary location to verify = • Outdoor heat exchanger temperature sensor (detective or disconnected) Diagnosis display = H30 Abnormality / Protection control = Outdoor discharge air temperature sensor abnormality Abnormality Judgement = Continue for 5 sec. Emergency operation = Primary location to verify = • Outdoor temperature sensor (detective or disconnected) Diagnosis display = H33 Abnormality / Protection control = Indoor / Outdoor wrong connection Abnormality Judgement = Emergency operation = Primary location to verify = • Indoor / Outdoor supply voltage Diagnosis display = H38 Abnormality / Protection control = Indoor / Outdoor mismatch (brand code) Abnormality Judgement = Emergency operation = Primary location to verify = Diagnosis display = H50 Abnormality / Protection control = Ventilation motor abnormality Abnormality Judgement = 7 times occurance continuously Emergency operation = Primary location to verify = • Indoor PCB • Ventilation motor

Diagnosis display = H51 Abnormality / Protection control = Nozzle lock abnormality Abnormality Judgement = 2 times occurance continuously Emergency operation = Primary location to verify = •Nozzle Diagnosis display = H52 Abnormality / Protection control = Limit switch abnormality Abnormality Judgement = Emergency operation = Primary location to verify = • Indoor PCB Diagnosis display = H97 Abnormality / Protection control = Outdoor fan motor mechanism locked Abnormality Judgement = 2 times occurance within 30 minutes Emergency operation = Primary location to verify = • Indoor PCB • Fan motor Diagnosis display = H98 Abnormality / Protection control = Indoor high pressure protection Abnormality Judgement = Emergency operation = Primary location to verify = • Air filter dirty • Air circulation short circuit Diagnosis display = H99 Abnormality / Protection control = Indoor heat exchanger anti-freezing protection Abnormality Judgement = Emergency operation = Primary location to verify = • Insufficient refrigerant • Air filter dirty Diagnosis display = F11 Abnormality / Protection control = Cooling / Heating cycle changeover abnormality Abnormality Judgement = 4 times occurance within 30 minutes Emergency operation = Primary location to verify = •4-way valve • V-coil Diagnosis display = F90 Abnormality / Protection control = PFC control Abnormality Judgement = 4 times occurance within 10 minutes Emergency operation = Primary location to verify = • Voltage at PFC

Diagnosis display = F91 Abnormality / Protection control = Refrigerantion cycle abnormality Abnormality Judgement = 2 times occurance within 20 minutes Emergency operation = Primary location to verify = • No refrigerant (3-way valve is closed) Diagnosis display = F93 Abnormality / Protection control = Compressor rotation failure Abnormality Judgement = 4 times occurance within 20 minutes Emergency operation = Primary location to verify = •Compressor Diagnosis display = F95 Abnormality / Protection control = Cool high pressure protection Abnormality Judgement = 4 times occurance within 20 minutes Emergency operation = Primary location to verify = • Outdoor refrigerant circuit Diagnosis display = F96 Abnormality / Protection control = IPM (power transistor) overheating protection Abnormality Judgement = 4 times occurance within 30 minutes Emergency operation = Primary location to verify = • Excess refrigerant • Improper heat radiation • IPM (Power transistor) Diagnosis display = F97 Abnormality / Protection control = Outdoor compressor overheating protection Abnormality Judgement = 4 times occurance within 10 minutes Emergency operation = Primary location to verify = • Insufficient refrigerant • Compressor Diagnosis display = F98 Abnormality / Protection control = Total running current protection Abnormality Judgement = 3 times occurance within 20 minutes Emergency operation = Primary location to verify = • Excess refrigerant • Improper heat radiation Diagnosis display = F99 Abnormality / Protection control = Outdoor Direct Current (DC) peak detection Abnormality Judgement = 7 times occurance continuously Emergency operation = Primary location to verify = • Outdoor PCB • IPM (Power transistor) • Compressor