Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 48/50PG C03-14, 48/50PM C16-28 manual 48/50PG03−16, 48/50PG and PM, a48-8174

Models: 48/50PM C16-28 48/50PG C03-14

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48/50PG and PM

RH2.x
COND COIL	RH1.x
COND COIL	HUMIDI-MIZER COIL
COMP
	CV.x
OUTDOOR AIR
	METERING
	DEVICE
	EVAP COIL

CLOSED VALVE

OPEN VALVE

3-WAY VALVE	INDOOR ENTERING
	INDOOR ENTERING
	AIR

C07004

Fig. 10 − Subcooling Mode (Reheat1) — Humidi−MiZert System

48/50PG03−16

RH2.x
	RH1.x
COND COIL	HUMIDI-MIZER COIL
COMP
	CV.x
OUTDOOR AIR

EVAP COIL

CLOSED VALVE

OPEN VALVE

INDOOR ENTERING

AIR

METERING DEVICE

a48-8174

C07005

Fig. 11 − Hot Gas Reheat Mode (Reheat2) — Humidi−MiZer System

48/50PG03−16

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Carrier 48/50PG C03-14, 48/50PM C16-28 manual 48/50PG03−16, 48/50PG and PM, a48-8174

Contents

and Troubleshooting Instructions TABLE OF CONTENTSControls, Start-Up,Operation, Service 48/50PG C03-14 48/50PM C16-28UNIT DAMAGE HAZARD SAFETY CONSIDERATIONSELECTRICAL SHOCK HAZARD ComfortLink Control GENERALBASIC CONTROL USAGE Scrolling MarqueeOperation Accessory Navigator DisplayFig. 2 − Accessory Navigator Display System Pilott and Touch Pilot DevicesFig. 3 − System Pilott User Interface Force HierarchyGeneric Status Display Table Internal Wiring Refrigerant Service PortsPower Supply START-UPOUTDOOR AIR SCREEN HIDDEN CONTROLS QUICK SET−UP Accessory InstallationControl Set Point and Configuration Log Condenser Fans and MotorsT−58 Communicating Room Sensor AccessoriesPower Exhaust CCN Linkage ControlOutdoor Enthalpy IAQ SwitchProgramming Operating Schedules IAQ SensorITEM DISPLAY DISPLAY SUB‐SUB MENU MODEKEYPAD ITEM EXPANSIONFan Test SERVICE TESTIndependent Outputs Cooling TestTHIRD PARTY CONTROL Alarm OutputDetector Wiring Heating TestPassword Enable PROT Display ConfigurationUnit Configuration Service Password PSWDFilter Status Switch FL.SW Fan On When Occupied OC.FNFan Status Switch FN.SW Fire Shutdown Switch FS.SWGeneral Operation Temperature Setpoint DeterminationHVAC Operation Disabled HV.DN Cool Setpoint In Effect EFF.CLevel 1 Priority Occupancy DeterminationIndoor Fan Operation Level 2 PriorityStaging Control Cooling OperationCooling Mode Control Thermostat ControlUnits Without Humidi−MiZert System Compressor ControlOutdoor Fan Control Units With Humidi−MiZer SystemTable 5 – Outdoor Fan Level Transitions Heating Mode Control Supply−Air Temperature Sensor SATHeating Operation Staging ControlSpace Sensor Control Heat Relay ControlIntegrated Gas Controller IGC Economizer Space Temperature ModeUEFC = 0 Disabled Economizer Actuator CommunicationsReheat Modes Optional Humidi−MiZert Dehumidification SystemDehumidification Demand Free Cool PreOcc Time FC.TM48/50PG03−16 48/50PG and PM48/50PG and PM 48/50PG03−1648/50PG03−16 a48-8174a48-8222 48/50PG20−28 and 48/50PM16−2848/50PG20−28 and 48/50PM16−28 48/50PG and48/50PG20−28 and 48/50PM16−28 Reheat ControlReheat Outdoor Fan Control Service Test→COOL→CMP.C Cool C Test Reheat Mode Diagnostic HelpService TestCOOLCMP.A Cool A Test Service TestHMZRRH1.A Reheat1 A TestIAQ Analog Input Indoor Air Quality IAQAir Baffles Fig. 17 − Humidi−MiZer System Valve LocationsC07009 Fig. 18 − Air Baffle Dimensions 48/50PG03−1648/50PG and PM C08077 Fig. 19 − Air Baffle Dimensions 48/50PM16−2848/50PG and PM Fig. 20 − IAQ Control IAQ Switch InputOutdoor Air Quality Analog Input IA.CF = 3 Control Minimum PositionAdaptive Fan Fan Enable Analog IAQ SensorFan Enable Switch Input Fan Speed − Ventilation FS.VNSetting Up the System Temperature Compensated StartCarrier Comfort Network CCNR Configuration Temperature Compensated Start LogicLinkage SPT Override Enabled? SCH.OOV.SPDemand Limit Global Schedule Broadcast BRODB.GSRestart Procedure TROUBLESHOOTINGAlarm Handling Alarms and AlertsAlarmsCURR Currently Active Alarms Diagnostic Alarm Codes and Possible CausesAlarmsR.HIST Reset Alarm History AlarmsHIST Alarm HistoryAlert Code T076 − Return Air Thermistor Failure Alert Codes T140 − Circuit C Loss of ChargeAlarm Code A200 − Linkage Timeout − Comm Failure Alarm Code A154 − Serial EEPROM Hardware FailureAlarm Code A157 − A/D Hardware Failure Alarm Code A404 − Fire ShutdownSee Legend on next page Table 12 – ComfortLinkt Alarm Codes48/50PG and PM Table 12 — ComfortLinkt Alarm Codes cont 48/50PG and PMAlert Code T410 Alert Code T414Communication Failures OAU General AlarmControl Module Communication Red LEDCooling Troubleshooting Table 14 – Cooling Service AnalysisHumidi−MiZert Troubleshooting Table 15 – Humidi-MiZerService AnalysisEconomizer Troubleshooting Table 16 – Economizer Service AnalysisGas Heat 48PG Units Heating TroubleshootingTable 17 – Gas Heating Service Analysis Electric Heat 50PG UnitsLEGEND IDM -- Induced-DraftMotor Fig. 21 − IGC Service Analysis Logic48/50PG and PM IGC --Integrated Gas Unit Controller48/50PG and PM Table 18 – IGC Board LED Alarm CodesTable 19 – Electric Heat Service Analysis Phase Reversal Protection Phase Loss ProtectionThermistor Troubleshooting Phase Loss ProtectionSensor Trim Transducer TroubleshootingForcing Inputs and Outputs TEMP 48/50PG and PM TEMPMAJOR SYSTEM COMPONENTS GeneralC08549 Fig. 25 − 48PG03−16 Control Wiring Schematic48/50PG and PM C08550 Fig. 26 − 50PG03−16 Control Wiring Schematic48/50PG and PM 48/50PG and PM C10124948/50PG and PM C0855248/50PG and PM C08554C101250 48/50PG08−14 Shown48/50PG and PM C08471 Fig. 31 − Typical 48PM16−28 Control Schematic48/50PG and PM 48/50PG and PM C08062C101251 Fig. 33 − Typical 50PM16−28 Control Schematic48/50PG and PM 48/50PG and PM C08064C10902 Fig. 35 − Typical 48/50PM16−28 Power Schematic48/50PG and PM 48/50PG and PM C09213SAT OAT TXV IGC 2TRAN1TRAN 48/50PG and PMC08067 Fig. 38 − 48/50PM16−28 Component Arrangement48/50PG and PM 48/50PG and PM C101252Main Base Board MBB Fig. 40 − Main Base Board MBBTable 23 – MBB Connections 48/50PG and PMEconomizer Control Board ECB Fig. 41 − Economizer Control Board ECBTable 24 – ECB Connections 48/50PG and PMTable 25 – IGC Connections Integrated Gas Control IGC BoardFig. 42 − Integrated Gas Control IGC Board Table 26 - Field Connection Terminal Strip Low Voltage Terminal StripFig. 43 − Low−Voltage Terminal Strip TB1 on PG03−16 size and TB2 on PG20−28 andScrolling Marquee Display Accessory Navigatort DisplayFig. 45 − Accessory Navigatort Display Carrier Comfort Network CCNR InterfaceFig. 46 − CCN System Architecture EnergyXSpace Temperature Sensor T−56 Field-InstalledAccessoriesSpace Temperature Sensor T−55 Space Temperature Sensor T−58Field Wiring Fig. 47 − Space Temperature Sensor AveragingFactory Wiring LEGENDTwo−Position Damper Carrier Accessory KitsReturn/Supply Air Temperature Sensor Indoor Air QualityCoil Maintenance and Cleaning Recommendation SERVICECleaning UNIT OPERATION AND SAFETY HAZARDEQUIPMENT DAMAGE HAZARD Routine Cleaning of Round−Tube Coil SurfacesCondensate Drain Pan 48/50PG03−14 Units UNIT RELIABILITY HAZARDFilters LubricationCondensate Drain Pan 48/50PM16−28 Units Outdoor−Air Inlet ScreensCondenser and Evaporator−Fan Motor Bearings Evaporator Fan Service and ReplacementEvaporator−Fan Motor Adjustment Economizer or Manual Outside Air DamperTable 27 - Belt Tension Adjustment Evaporator Fan Performance Adjustment Fig. 52−54Evaporator Fan Belt Tension Adjustment Fig. 54 − Evaporator−Fan Alignment and AdjustmentRepairing Tube Leaks Condenser-FanAdjustment Fig.Economizer Operation During Power Failure Fig. 55 − Condenser−Fan AdjustmentFig. 59 − Charging Chart — 48/50PG04 To Use the Cooling Charging Chart, Standard UnitFig. 58 − Charging Chart — 48/50PG03 Refrigerant ChargeFig. 62 − Charging Chart — 48/50PG07 Fig. 60 − Charging Chart — 48/50PG05Fig. 61 − Charging Chart — 48/50PG06 Fig. 63 − Charging Chart - 48/50PG08 andFig. 66 − Charging Chart − 48/50PM16 and Fig. 64 − Charging Chart — 48/50PG12Fig. 65 − Charging Chart — 48/50PG14 Fig. 67 − Charging Chart − 48/50PM24Table 28 – Altitude Compensation 48PG03−07 Gas Valve Adjustment 48PG and PMPuronR Refrigerant 48PG08−14Main Burners 48PG and 48PM Cleaning and AdjustmentHigh Altitude 48PG and PM Main Burner RemovalFig. 70 − Spark Gap Adjustment Replacement PartsDiagnostic LEDs Overtemperature48/50PG and PM APPENDIX A — LOCAL DISPLAY AND CCN TABLESMODE — RUN STATUS 48/50PG and PM APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONTMODE — RUN STATUS cont 48/50PG and PM APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONTMODE — RUN STATUS cont ITEMMODE — PRESSURES MODE — SERVICE TESTMODE — TEMPERATURES APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONTAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — SET POINTSMODE — INPUTS 48/50PG and PM48/50PG and PM MODE — OUTPUTSAPPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT 48/50PG and PM MODE — CONFIGURATIONAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT DISP48/50PG and PM MODE — CONFIGURATION contAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT COOL48/50PG and PM MODE - CONFIGURATION contAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT ITEM48/50PG and PM MODE — CONFIGURATION contAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT ITEM48/50PG and PM MODE — CONFIGURATION contAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT ITEM48/50PG and PM MODE — CONFIGURATION contAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT ITEM48/50PG and PM MODE — CONFIGURATION contAPPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT ITEM48/50PG and PM MODE — CONFIGURATION contAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT ITEMAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE - TIME CLOCKCCN ONLY TABLES 48/50PG and PM48/50PG and PM MODE — OPERATING MODESAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODEand PM MODE - OPERATING MODES contAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT 48/50PGMODE — OPERATING MODES cont MODE — ALARMSAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT 48/50PG and PMDigital Thermostat Control Type configuration = Thermostat Control Type configuration is ignored1-StageY1 Thermostat Control Type configuration = APPENDIX B - CONTROL MODES WITHFan Performance — 48PGD04 Vertical Units APPENDIX C — START−UP DATAFan Performance — 48PGD03 Vertical Units 48/50PG and PM48/50PG and PM Fan Performance — 48PGE04 Vertical UnitsFan Performance — 48PGF04 Vertical Units 48/50PG and PM Fan Performance — 48PGD05 Vertical UnitsFan Performance − 48PGE05 Vertical Units 48/50PG and PM Fan Performance — 48PGF05 Vertical UnitsFan Performance — 48PGD06 Vertical Units 48/50PG and PM Fan Performance — 48PGE06 Vertical UnitsFan Performance − 48PGF06 Vertical Units 48/50PG and PM Fan Performance — 48PGD07 Vertical UnitsFan Performance - 48PGE07 Vertical Units 48/50PG and PM Fan Performance — 48PGF07 Vertical UnitsFan Performance - 48PGD08 Vertical Units 48/50PG and PM Fan Performance — 48PGE08 Vertical UnitsFan Performance — 48PGF08 Vertical Units 48/50PG and PM Fan Performance — 48PGD09 Vertical UnitsFan Performance - 48PGE09 Vertical Units 48/50PG and PM Fan Performance — 48PGF09 Vertical UnitsFan Performance — 48PGD12 Vertical Units 48/50PG and PM Fan Performance — 48PGE12 Vertical UnitsFan Performance — 48PGF12 Vertical Units Fan Performance - 48PGD14 Vertical Units 48/50PG and PMFan Performance — 48PGE14 Vertical Units 48/50PG and PMFan Performance — 48PGF14 Vertical Units 48/50PG and48/50PG and PM Fan Performance — 48PGD03 Horizontal UnitsFan Performance — 48PGD04 Horizontal Units 48/50PG and PM Fan Performance — 48PGE04 Horizontal UnitsFan Performance — 48PGF04 Horizontal Units 48/50PG and PM Fan Performance - 48PGD05 Horizontal UnitsFan Performance — 48PGE05 Horizontal Units 48/50PG and PM Fan Performance — 48PGF05 Horizontal UnitsFan Performance — 48PGD06 Horizontal Units 48/50PG and PM Fan Performance — 48PGE06 Horizontal UnitsFan Performance — 48PGF06 Horizontal Units 48/50PG and PM Fan Performance — 48PGD07 Horizontal UnitsFan Performance - 48PGE07 Horizontal Units 48/50PG and PM Fan Performance — 48PGF07 Horizontal UnitsFan Performance — 48PGD08 Horizontal Units 48/50PG and PM Fan Performance — 48PGE08 Horizontal UnitsFan Performance - 48PGF08 Horizontal Units 48/50PG and PM Fan Performance — 48PGD09 Horizontal UnitsFan Performance — 48PGE09 Horizontal Units 48/50PG and PM Fan Performance — 48PGF09 Horizontal UnitsFan Performance — 48PGD12 Horizontal Units 48/50PG and PM Fan Performance — 48PGE12 Horizontal UnitsFan Performance — 48PGF12 Horizontal Units Fan Performance — 48PGD14 Horizontal Units 48/50PG and PMFan Performance — 48PGE14 Horizontal Units 48/50PG and PMFan Performance — 48PGF14 Horizontal Units 48/50PG and48/50PG and PM Fan Performance — 50PG03 Vertical UnitsFan Performance — 50PG04 Vertical Units 48/50PG and PM Fan Performance — 50PG05 Vertical UnitsFan Performance - 50PG06 Vertical Units 48/50PG and PM Fan Performance — 50PG07 Vertical UnitsFan Performance — 50PG08 Vertical Units 48/50PG and PM Fan Performance — 50PG09 Vertical UnitsFan Performance — 50PG012 Vertical Units Fan Performance — 50PG014 Vertical Units 48/50PG and48/50PG and PM Fan Performance - 50PG03 Horizontal UnitsFan Performance — 50PG04 Horizontal Units 48/50PG and PM Fan Performance — 50PG05 Horizontal UnitsFan Performance — 50PG06 Horizontal Units 48/50PG and PM Fan Performance — 50PG07 Horizontal UnitsFan Performance — 50PG08 Horizontal Units 48/50PG and PM Fan Performance — 50PG09 Horizontal UnitsFan Performance — 50PG12 Horizontal Units Fan Performance — 50PG14 Horizontal Units Available External Static Pressure in. wg Available External Static Pressure in. wg Available External Static Pressure in. wg Available External Static Pressure in. wg 48/50PG and PM Available External Static Pressure in. wgAvailable External Static Pressure in. wg 48/50PG and PM 2.122.18 48/50PG and PM AirflowAirflow Airflow 48/50PG and PM 48/50PG and PM Airflow48/50PG and PM Airflow48/50PG and PM NOTES 48/50PG and PM AirflowGENERAL NOTES FOR FAN PERFORMANCE DATA TABLES Air Quantity Limits 48PG03−14 Units APPENDIX D — ADDITIONAL START−UP DATAAir Quantity Limits 50PG03−14 Units Air Quantity Limits 48PM16−28 UnitsEvaporator Fan Motor Specifications − 48/50PG 48/50PG and PMMAX BHP 48/50PG DRIVEVOLTAGE/PHASEEFFICIENCY 48/50PG and PMUNIT Evaporator Fan Motor Specifications − 48PM16−2848/50PG and PM ORIENTATIONORIENTATION 48/50PG and PMUNIT 48PM UNIT 50PM 16 20 Evaporator Fan Motor Specifications − 50PM16−2848/50PG and PM DRIVEUNIT 48/50PG and PM48/50PG and PM Fan Rpm at Motor Pulley Settings* − 48/50PGFan RPM at Motor Pulley Settings* − 48PM16−28 Fan RPM at Motor Pulley Settings* − 50PM16−28 48/50PG and PM48/50PG and PM ELECTRICEconomizer MODE — CONFIGURATION CONTROL SET POINT AND CONFIGURATION LOGINDICATE UNIT SETTINGS BELOW 48/50PG and PM MODE — CONFIGURATION contCooling Configuration COOLCOOL cont MODE - CONFIGURATION cont48/50PG and PM 48/50PG and PM MODE — CONFIGURATION contCooling Configuration COOL cont48/50PG and PM MODE - CONFIGURATION contEconomizer Configuration MODE - CONFIGURATION cont 48/50PG and PM48/50PG and PM MODE - CONFIGURATION contCCN CONFIGURATION Linkage Staging PID kPMODE — CONFIGURATION cont 48/50PG and PMI. PRE-START-UP UNIT START-UPCHECKLISTTEMPERATURES II.START-UP