Panasonic CS/CU-XZ error codes
Models: CS-XZ12BKH-8, CS-XZ12XKH-8, CS-XZ12ZKH-8, CS-XZ18BKH-8, CS-XZ18XKH-8, CS-XZ18ZKH-8, CS-XZ20XKEW, CS-XZ24BKH-8, CS-XZ24XKH-8, CS-XZ24ZKH-8, CS-XZ25XKEW, CS-XZ35XKEW, CS-XZ9BKH-8, CS-XZ9XKH-8, CS-XZ9ZKH-8, CU-XZ12BKH-8, CU-XZ12XKH-8, CU-XZ12ZKH-8, CU-XZ18BKH-8, CU-XZ18XKH-8, CU-XZ18ZKH-8, CU-XZ24BKH-8, CU-XZ24XKH-8, CU-XZ24ZKH-8, CU-XZ9BKH-8, CU-XZ9XKH-8, CU-XZ9ZKH-8
F 114-way valve switching abnormalityF 16Total running current protectionF 17Indoor standby units freezing abnormalityF 18Dry circuit blocked abnormalityF 87Control box overheat protectionF 90Power factor correction (PFC) circuit protectionF 91Refrigeration cycle abnormalityF 93Outdoor compressor abnormal revolutionF 94Compressor discharge pressure overshoot protectionF 95Outdoor cooling high pressure protectionF 96Power transistor module overheating protectionF 97Compressor overheating protectionF 98Total running current protectionF 99Outdoor direct current (DC) peak detectionH 00No memory of failureH 11Indoor/outdoor abnormal communicationH 12Indoor unit capacity unmatchedH 14Indoor intake air temperature sensor abnormalityH 15Outdoor compressor temperature sensor abnormalityH 16Outdoor current transformer (CT) abnormalityH 17Outdoor suction temperature sensor abnormalityH 19Indoor fan motor mechanism lockH 21Indoor float switch operation abnormalityH 23Indoor heat exchanger temperature sensor 1 abnormalityH 24Indoor heat exchanger temperature sensor 2 abnormalityH 25Indoor ion device abnormalityH 26Minus ION abnormalityH 27Outdoor air temperature sensor abnormalityH 28Outdoor heat exchanger temperature sensor 1 abnormalityH 30Outdoor discharge pipe temperature sensor abnormalityH 31Abnormal swimming pool sensorH 32Outdoor heat exchanger temperature sensor 2 abnormalityH 33Indoor/outdoor misconnection abnormalityH 34Outdoor heat sink temperature sensor abnormalityH 35Indoor/outdoor water adverse current abnormalityH 36Outdoor gas pipe temperature sensor abnormalityH 37Outdoor liquid pipe temperature sensor abnormalityH 38Indoor/outdoor mismatch (brand code)H 39Abnormal indoor operating unit or standby unitsH 41Abnormal wiring or piping connectionH 50Ventilation fan motor lockedH 51Ventilation fan motor lockedH 52Left-right limit switch fixing abnormalityH 58Indoor gas sensor abnormalityH 59Eco sensor abnormalityH 64Outdoor high pressure sensor abnormalityH 67nanoe abnormalityH 70Light sensor abnormalityH 71DC cooling fan inside control board abnormalityH 72Abnormality tank temperature sensorH 79Wireless LAN module write errorH 81Outdoor electronic component self-check abnormalityH 85Abnormal communication between indoor & wireless LAN moduleH 86Dust sensor abnormalityH 97Outdoor fan motor mechanism lockH 98Indoor high pressure protectionH 99Indoor operating unit freeze protection
Codes the manuals give for these models. The brand's general codes: Panasonic