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Error code *1 (PCB *2 RC M-NET) Error type Cause (Installation/Setting error) Cause (Parts problems) Error reset *3 Unit side (PCB) Remote SWS1 Operation SW 5101 Thermistor fault Discharge temp sensor (TH1) Broken or shorted thermistor wiring 5102 Suction temp sensor (TH2) Broken or shorted thermistor wiring 5103 Heat exchanger outlet refrigerant temp sensor (TH3) Broken or shorted thermistor wiring 5104 Air-side heat exchanger inlet refrigerant temp sensor (TH4) Broken or shorted thermistor wiring 5105 Air-side heat exchanger outlet refrigerant temp sensor (TH5) Broken or shorted thermistor wiring 5109 Outside temp sensor (TH9) Broken or shorted thermistor wiring 5111 Outlet water temp sensor (TH11) Broken or shorted thermistor wiring 5112 Inlet water temp sensor (TH12) Broken or shorted thermistor wiring 5114 Shell temp sensor (TH14) Broken or shorted thermistor wiring 5115 External water sensor1 (TH15) Broken or shorted thermistor wiring 5116 External water sensor2 (TH16) Broken or shorted thermistor wiring 5117 External water sensor3 (TH17) Broken or shorted thermistor wiring 5118 (when the secondary side control is enabled) Secondary side water sensor (TH18) Broken or shorted thermistor wiring 5201 High-pressure sensor fault/high-pressure fault Broken or shorted pressure sensor wiring 5202 Low-pressure sensor fault/low-pressure fault Broken or shorted pressure sensor wiring 1102 Discharge temperature fault • Water flow control valve fault • Pump fault • High-pressure sensor fault • Discharge refrigerant thermistor fault • Linear expansion valve fault (Main circuit LEV, injection LEV) • Refrigerant shortage (gas leakage) 1105 Heat exchanger outlet temperature fault • Water flow control valve fault • Pump fault 1502 Liquid refrigerant floodback • Fan motor error/broken motor wire • Low-pressure sensor fault • Discharge refrigerant temperature thermistor fault • Electronic expansion valve fault 7113 Model setting error 1 Dip switches on the PCB were set incorrectly during maintenance. 7117 Model setting error 2 • Resistor Z21 fault (connected to the Main control board) 4115 Power supply frequency fault Power supply frequency is a frequency other than 50 Hz or 60 Hz. 4102 Open phase There is an open phase. • Circuit board fault 62PDF Image | QAHV-N560YA-HPB
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CO2 Organic Rankine Cycle Experimenter Platform The supercritical CO2 phase change system is both a heat pump and organic rankine cycle which can be used for those purposes and as a supercritical extractor for advanced subcritical and supercritical extraction technology. Uses include producing nanoparticles, precious metal CO2 extraction, lithium battery recycling, and other applications... More Info
Heat Pumps CO2 ORC Heat Pump System Platform More Info
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