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Carrier 48/50PD05 manual 50PD Control Wiring Schematic, C08583

Models: 48/50PD05

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48/50PD

C08583

Fig. 13 - 50PD Control Wiring Schematic

Page 44

Image 44

Carrier 48/50PD05 manual 50PD Control Wiring Schematic, C08583

Contents

TABLE OF CONTENTS Controls, Start-Up,Operation, Service andTroubleshooting Instructions Single Package Displacement VentilationSAFETY CONSIDERATIONS ELECTRICAL SHOCK HAZARDUNIT DAMAGE HAZARD FIRE, EXPLOSION HAZARDAccessory Navigator Display GENERALBASIC CONTROL USAGE ComfortLink ControlSystem Pilott and Touch Pilot Devices CCN Tables and DisplayRefrigerant Service Ports START-UPConventions Used in This Manual Unit PreparationPower Supply Internal WiringEvaporator Fan Condenser Fans and MotorsAccessory Installation Control Set Point and Configuration LogCONTROLS QUICK SET-UP Orifice Change 48PD OnlyAccessories Power ExhaustIAQ Switch CCN CommunicationFan Status Filter StatusSERVICE TEST Programming Operating SchedulesIndependent Outputs Fan TestAlarm Output Display ConfigurationTHIRD PARTY CONTROL CONTROLS OPERATIONUnit Configuration Password Enable PROTService Password PSWD Remote HVAC Mode Disabled HV.DNSpace Humidity Switch RH.SW General Operating SequenceOccupancy Determination RH Sensor On OAQ Input RH.SSetpoints→UHSP Compressor OperationIndoor Fan Operation Outdoor Fan Operation Economizer OperationUnoccupied Free Cooling Table 6 — Fan Level Control of Outdoor FanIndoor Air Quality IAQ Power ExhaustIAQ Analog Input IA.CF = 0 No IAQCooling Modes Fig. 7 - Cool Supply Air Set Point Cooling Supply Air Set Point ResetFig. 6 - Cooling Speed Demand Window For all units with Economizers For units with Enthalpy ControlFig. 8 - Economizer Minimum Position Ventilation ModeHeating Modes Supply-AirTemperature Sensor SAT Gas Heat Start-UpTemperature Compensated Start Setting Up the SystemTemp Comp Strt Cool Factr TCS.C Temp Comp Strt Heat Factr TCS.HCarrier Comfort Network CCNR Configuration Temperature Compensated Start LogicSPT Override Enabled? SCH.O→OV.SP Demand LimitTROUBLESHOOTING Alarm HandlingRestart Procedure CCN Alarm BroadcastAlarms and Alerts Viewing and Clearing Unit AlarmsDiagnostic Alarm Codes and Possible Causes Communication FailuresAlert Code T076 - Return Air Thermistor Failure Alert Code A157 - A/D Hardware Failure Alert Code T415 - IAQ Input Out of Range Alert Code T416 - OAQ Input Out of RangeTable 8 — ComfortLink Alarm Codes 48/50PDCooling Troubleshooting Table 8 — ComfortLink Alarm Codes contDigital Scroll Controller DSC Troubleshooting Flash Code 4 ⎯ Locked Rotor Table 10 — DSC Red LED Flash CodesEconomizer Troubleshooting Table 11 — Economizer Service AnalysisHeating Troubleshooting Variable Frequency Drive VFD TroubleshootingPhase Loss Protection Phase Reversal ProtectionFig. 9 - IGC Service Analysis Logic 48/50PDLEGEND IDM -- Induced-DraftMotor IGC --Integrated Gas Unit ControllerRESET METHOD 48/50PDDESCRIPTION PROBABLE CAUSEThermistor Troubleshooting Air TemperaturesRefrigerant Temperatures Thermistor/Temperature Sensor CheckSensor Trim Transducer TroubleshootingForcing Inputs and Outputs TEMP 48/50PD TEMP86K at 25_C Resistors Degree CDegree F Degree CMAJOR SYSTEM COMPONENTS General48/50PD sections belowC08582 Fig. 12 - 48PD Control Wiring Schematic48/50PD C08583 Fig. 13 - 50PD Control Wiring Schematic48/50PD 48/50PD C08584C08657 Fig. 15 - Typical Unit Component Arrangement48/50PD Main Base Board MBB CEPL130346-01setting Fig. 16 - Main Base Board MBBTable 19 - MBB Connections 48/50PDPOINT DESCRIPTION SENSOR LOCATIONEconomizer Control Board ECB Fig. 17 - Economizer Control Board ECBTable 20 — ECB Connections 48/50PDDISPLAY POINT DESCRIPTIONTable 21 — AUX1 Connections Modulation Board AUX1Fig. 18 - Modulation Board AUX1 Digital Scroll Control Board DSC Variable Frequency Drive VFD Fig. 20 - Variable Frequency Drive VFDIntegrated Gas Control IGC Board Fig. 21 - Integrated Gas Control IGC BoardLow Voltage Terminal Strip Accessory Navigatort Display Field-InstalledAccessoriesSpace Temperature Sensor T-55 Space Temperature Sensor T-56Fig. 25 - CCN System Architecture Space Temperature Sensor T-58Space Temperature Sensor Averaging Factory Wiring Field WiringFig. 26 - Space Temperature Sensor Averaging LEGENDSERVICE Carrier Accessory KitsReturn/Supply Air Temperature Sensor Two-PositionDamperCleaning Coil Maintenance and Cleaning RecommendationCondensate Drain Pan FiltersOutdoor-AirInlet Screens Main Burner 48PDEvaporator Fan Service and Replacement Evaporator Fan Performance AdjustmentLubrication CompressorsEvaporator Fan Belt Tension Adjustment Variable Frequency Drive VFD ReplacementCondenser-FanAdjustment Fig. 31 - Evaporator-FanAlignment and AdjustmentEconomizer Operation During Power Failure To Use the Cooling Charging ChartVerify Sensor Performance EvacuationGas Valve Adjustment PuronR RefrigerantCleaning and Adjustment High AltitudeMain Burners Filter DrierReplacement Parts Diagnostic LEDsRelief Devices Compressor Sound Shield48/50PD APPENDIX A - LOCAL DISPLAY AND CCN TABLESTable 27 - MODE - RUN STATUS 48/50PD APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONTTable 27 — MODE - RUN STATUS cont Table 28 — MODE - SERVICE TEST Table 29 — MODE - TEMPERATURESAPPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT Table 30 — MODE - PRESSURESAPPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT Table 31 — MODE - SET POINTSTable 32 — MODE - INPUTS 48/50PD48/50PD APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONTTable 33 — MODE - OUTPUTS 48/50PD Table 34 — MODE - CONFIGURATIONAPPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT 48/50PD Table 34 — MODE - CONFIGURATION contAPPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT ITEM APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT48/50PD ITEM APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT48/50PD APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT Table 35 — MODE - TIME CLOCKTable 36 - CCN ONLY TABLES 48/50PD48/50PD APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONTTable 37 — MODE - OPERATING MODES 48/50PD APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONTTable 37 — MODE - OPERATING MODES cont Table 38 — MODE - ALARMS APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONTTable 37 — MODE - OPERATING MODES cont 48/50PDAPPENDIX B - VFD INFORMATION 0-10Vdc48/50PD APPENDIX B - VFD INFORMATION CONTTable 40 — VFD CONFIGURATIONS VFD Operation VFD ModesStart Up with Assistant Start Up by Changing Parameters IndividuallyDrive Parameter Backup Mode Parameters ModeStart-UpAssistant Mode Changed Parameters ModeVFD Diagnostics I/O Settings ModeFaults Red LED Lit Alarms Green LED FlashingVFD Maintenance Correcting AlarmsHistory Heat Sink48/50PD Table 41 — FAULT CODESAPPENDIX B - VFD INFORMATION CONT 48/50PD Table 41 — FAULT CODES contAPPENDIX B - VFD INFORMATION CONT Table 42 — ALARM CODES Table 43 — MAINTENANCE INTERVALSAPPENDIX B - VFD INFORMATION CONT 48/50PDMain Fan Replacement Control Panel CleaningBattery Replacement 3 3 2APPENDIX C - START-UPDATA AIRFLOW AIRFLOW Page Bhp -- Brake Horsepower Bhp -- Brake HorsepowerLEGEND 1. Maximum continuous BHP isAIRFLOW AIRFLOWAIRFLOW AIRFLOW48/50PD Bhp -- Brake Horsepower Bhp -- Brake Horsepower48/50PD LEGENDGENERAL NOTES FOR FAN PERFORMANCE DATA TABLES APPENDIX D - ADDITIONAL START-UPDATA Table 65 — MODE - CONFIGURATION CONTROL SET POINT AND CONFIGURATION LOGINDICATE UNIT SETTINGS BELOW Table 65 — MODE - CONFIGURATION cont 48/50PDTable 65 — MODE - CONFIGURATION cont 48/50PDTable 65 — MODE - CONFIGURATION cont 48/50PDUNIT START-UPCHECKLIST TEMPERATURESI. PRE-START-UP II.START-UP48/50PD Catalog No:48-50PD-01TPrinted in U.S.A Edition Date: 3/09