Daikin RXMQ4·5·6PVE Service Manual
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Contents
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Si34-603Drawings & Flow Charts iiiDrawings & Flow ChartsDrawings & Flow ChartsDrawings & Flow ChartsDrawings & Flow ChartsAAbnormal Discharge Pipe Temperature ...............155Actuation of High Pressure Switch .......................147Actuation of Low Pressure Sensor .......................149Address Duplication of Central RemoteController ......................................................185Address Duplication, Improper Setting .................195CCentralized Control Group No. Setting ...................88BRC1C Type ...................................................88BRC4C Type ...................................................89BRC7C Type ...................................................89BRC7E Type ....................................................89Group No. Setting Example .............................89Check for causes of drop in low pressure ............203Check for causes of rise in high pressure ............202Check for Fan Motor Connector ...........................204Check Operation ....................................................75Check Operation not Executed ............................177Check Work Prior to Turn Power Supply On ..........74Compressor Motor Lock .......................................151Contents of Control Modes ....................................90How to Select Operation Mode ........................91Cooling Operation Fan Control ..............................52DDisplay “Under Host Computer Integrate Control”Blinks (Repeats Double Blink) ......................201Display “Under Host Computer Integrate Control”Blinks (Repeats Single Blink) ........................198Display of sensor and address data .....................122Drain Level above Limit .......................................139Drain Pump Control ...............................................65When the Float Switch is Tripped and “AF” isDisplayed on the Remote Controller ...66When the Float Switch is Tripped During HeatingOperation ............................................66When the Float Switch is Tripped while theCooling Thermostat is OFF ................65When the Float Switch is Tripped while theCooling Thermostat is ON ..................65EError of External Protection Device ......................130Excessive Number of Indoor Units .......................184FFan Motor (M1F) Lock, Overload .........................134Freeze Prevention ..................................................70Functional Parts Layout .........................................46HHigh Pressure Protection Control ...........................60High Voltage of Capacitor inMain Inverter Circuit ......................................171IImproper Combination of Optional Controllers forCentralized Control ...................................... 193Inverter Compressor Abnormal ........................... 167Inverter Current Abnormal ................................... 168Inverter Protection Control .................................... 63Inverter Start up Error ......................................... 169LLouver Control for Preventing Ceiling Dirt ............. 67Low Pressure Drop Due to Refrigerant Shortage orElectronic Expansion Valve Failure ............. 173Low Pressure Protection Control .......................... 61MMalfunction of Capacity DeterminationDevice .......................................................... 140Malfunction of Discharge Pipe Thermistor(R2T) ............................................................ 158Malfunction of Drain Level Control System(33H) ............................................................ 132Malfunction of High Pressure Sensor .................. 163Malfunction of Inverter Radiating FinTemperature Rise ........................................ 166Malfunction of Inverter Radiating FinTemperature Rise Sensor ............................ 172Malfunction of Low Pressure Sensor .................. 164Malfunction of Moving Part of ElectronicExpansion Valve (20E) ................................ 137Malfunction of Moving Part of Electronic ExpansionValve (Y1E, Y3E) ......................................... 153Malfunction of Outdoor Unit Fan Motor ............... 152Malfunction of Subcooling Heat Exchanger GasPipe Thermistor (R6T) ................................. 162Malfunction of Swing Flap Motor (MA) ................ 135Malfunction of System, Refrigerant SystemAddress Undefined ...................................... 189Malfunction of Thermistor (R1T) forOutdoor Air ................................................... 157Malfunction of Thermistor (R1T) forSuction Air .................................................... 143Malfunction of Thermistor (R2T) forHeat Exchanger ........................................... 141Malfunction of Thermistor (R3T) for Gas Pipes ... 142Malfunction of Thermistor (R3T, R5T) forSuction Pipe 1, 2 .......................................... 159Malfunction of Thermistor (R4T) forOutdoor Unit Heat Exchanger ...................... 160Malfunction of Thermistor (R7T) forOutdoor Unit Liquid Pipe .............................. 161Malfunction of Thermistor for Discharge Air ........ 144Malfunction of Thermostat Sensor in RemoteController ..................................................... 145Malfunction of Transmission between CentralRemote Controller and Indoor Unit .............. 186Malfunction of Transmission between CentralizedRemote Controller and Indoor Unit .............. 190 |
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