Daikin FTXS35K2V1B Service Manual
Also see for FTXS35K2V1B: Service manualInstallation manualRemoval ProcedureOperation manualInstallation manual
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Contents
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SiBE041213E51 Service DiagnosisPart 6Service Diagnosis1. Troubleshooting with LED .....................................................................521.1 Indoor Unit..............................................................................................521.2 Outdoor Unit ...........................................................................................522. Problem Symptoms and Measures .......................................................533. Service Check Function ........................................................................544. Troubleshooting ....................................................................................574.1 Error Codes and Description ..................................................................574.2 Indoor Unit PCB Abnormality .................................................................584.3 Freeze-up Protection Control / Heating Peak-cut Control ......................594.4 Fan Motor (DC Motor) or Related Abnormality.......................................604.5 Thermistor or Related Abnormality (Indoor Unit)....................................624.6 Refrigerant Shortage ..............................................................................634.7 Low-voltage Detection or Over-voltage Detection..................................654.8 Signal Transmission Error (between Indoor Unit and Outdoor Unit) ......674.9 Unspecified Voltage (between Indoor Unit and Outdoor Unit) ...............694.10 Outdoor Unit PCB Abnormality...............................................................704.11 OL Activation (Compressor Overload) ...................................................724.12 Compressor Lock ...................................................................................744.13 DC Fan Lock ..........................................................................................754.14 Input Overcurrent Detection ...................................................................764.15 Four Way Valve Abnormality..................................................................774.16 Discharge Pipe Temperature Control.....................................................794.17 High Pressure Control in Cooling ...........................................................804.18 Compressor System Sensor Abnormality ..............................................814.19 Position Sensor Abnormality ..................................................................824.20 DC Voltage / Current Sensor Abnormality (35/42 Class Only)...............844.21 Thermistor or Related Abnormality (Outdoor Unit).................................854.22 Electrical Box Temperature Rise............................................................874.23 Radiation Fin Temperature Rise ............................................................884.24 Output Overcurrent Detection ................................................................905. Check ....................................................................................................925.1 Thermistor Resistance Check ................................................................925.2 Fan Motor Connector Output Check ......................................................935.3 Power Supply Waveforms Check...........................................................935.4 Electronic Expansion Valve Check.........................................................935.5 Four Way Valve Performance Check .....................................................945.6 Inverter Units Refrigerant System Check ...............................................945.7 Inverter Analyzer Check .........................................................................955.8 Rotation Pulse Check on the Outdoor Unit PCB ....................................975.9 Installation Condition Check...................................................................985.10 Discharge Pressure Check.....................................................................985.11 Outdoor Fan System Check ...................................................................995.12 Main Circuit Short Check........................................................................995.13 Power Module Check ...........................................................................101 |
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