IGC Service Analysis Logic, 48/50PG and PM

48/50PG and PM

LEGEND

IDM -- Induced-Draft Motor

IGC -- Integrated Gas Unit Controller

NOTE: Thermostat Fan Switch in the “AUTO” position.

C07014

Fig. 21 − IGC Service Analysis Logic

Page 49

Image 49

Carrier 48/50PM C16-28, 48/50PG C03-14 manual IGC Service Analysis Logic, 48/50PG and PM, LEGEND IDM -- Induced-DraftMotor

Contents

Controls, Start-Up,Operation, Service TABLE OF CONTENTSand Troubleshooting Instructions 48/50PG C03-14 48/50PM C16-28 ELECTRICAL SHOCK HAZARD SAFETY CONSIDERATIONSUNIT DAMAGE HAZARD BASIC CONTROL USAGE GENERALComfortLink Control Scrolling Marquee Fig. 2 − Accessory Navigator Display Accessory Navigator DisplayOperation System Pilott and Touch Pilot Devices Generic Status Display Table Force HierarchyFig. 3 − System Pilott User Interface Power Supply Refrigerant Service PortsInternal Wiring START-UP OUTDOOR AIR SCREEN HIDDEN Control Set Point and Configuration Log Accessory InstallationCONTROLS QUICK SET−UP Condenser Fans and Motors Power Exhaust AccessoriesT−58 Communicating Room Sensor CCN Linkage Control Programming Operating Schedules IAQ SwitchOutdoor Enthalpy IAQ Sensor KEYPAD DISPLAY SUB‐SUB MENU MODEITEM DISPLAY ITEM EXPANSION Independent Outputs SERVICE TESTFan Test Cooling Test Detector Wiring Alarm OutputTHIRD PARTY CONTROL Heating Test Unit Configuration Display ConfigurationPassword Enable PROT Service Password PSWD Fan Status Switch FN.SW Fan On When Occupied OC.FNFilter Status Switch FL.SW Fire Shutdown Switch FS.SW General Operation HVAC Operation Disabled HV.DNTemperature Setpoint Determination Cool Setpoint In Effect EFF.C Indoor Fan Operation Occupancy DeterminationLevel 1 Priority Level 2 Priority Cooling Mode Control Cooling OperationStaging Control Thermostat Control Outdoor Fan Control Compressor ControlUnits Without Humidi−MiZert System Units With Humidi−MiZer System Table 5 – Outdoor Fan Level Transitions Heating Mode Control Heating OperationSupply−Air Temperature Sensor SAT Staging Control Integrated Gas Controller IGC Heat Relay ControlSpace Sensor Control Economizer UEFC = 0 DisabledEconomizer Actuator Communications Unoccupied Free Cooling Dehumidification Demand Optional Humidi−MiZert Dehumidification SystemReheat Modes Free Cool PreOcc Time FC.TM 48/50PG and PM 48/50PG03−16 48/50PG03−16 48/50PG03−1648/50PG and PM a48-8174 48/50PG20−28 and 48/50PM16−28 48/50PG20−28 and 48/50PM16−28a48-8222 48/50PG and Reheat Outdoor Fan Control Reheat Control48/50PG20−28 and 48/50PM16−28 Service TestCOOLCMP.A Cool A Test Reheat Mode Diagnostic HelpService Test→COOL→CMP.C Cool C Test Service TestHMZRRH1.A Reheat1 A Test Air Baffles Indoor Air Quality IAQIAQ Analog Input Fig. 17 − Humidi−MiZer System Valve Locations 48/50PG and PM Fig. 18 − Air Baffle Dimensions 48/50PG03−16C07009 48/50PG and PM Fig. 19 − Air Baffle Dimensions 48/50PM16−28C08077 Outdoor Air Quality Analog Input IAQ Switch InputFig. 20 − IAQ Control IA.CF = 3 Control Minimum Position Fan Enable Switch Input Fan Enable Analog IAQ SensorAdaptive Fan Fan Speed − Ventilation FS.VN Setting Up the System Carrier Comfort Network CCNR ConfigurationTemperature Compensated Start Fan Speed − Reheat2 FS.RH Demand Limit SPT Override Enabled? SCH.OOV.SPLinkage Global Schedule Broadcast BRODB.GS Alarm Handling TROUBLESHOOTINGRestart Procedure Alarms and Alerts AlarmsR.HIST Reset Alarm History Diagnostic Alarm Codes and Possible CausesAlarmsCURR Currently Active Alarms AlarmsHIST Alarm History Alert Codes T140 − Circuit C Loss of Charge Alert Code T076 − Return Air Thermistor Failure Alarm Code A157 − A/D Hardware Failure Alarm Code A154 − Serial EEPROM Hardware FailureAlarm Code A200 − Linkage Timeout − Comm Failure Alarm Code A404 − Fire Shutdown 48/50PG and PM Table 12 – ComfortLinkt Alarm CodesSee Legend on next page 48/50PG and PM Table 12 — ComfortLinkt Alarm Codes cont Alert Code T414 Alert Code T410 Control Module Communication OAU General AlarmCommunication Failures Red LED Table 14 – Cooling Service Analysis Cooling Troubleshooting Table 15 – Humidi-MiZerService Analysis Humidi−MiZert Troubleshooting Table 16 – Economizer Service Analysis Economizer Troubleshooting Table 17 – Gas Heating Service Analysis Heating TroubleshootingGas Heat 48PG Units Electric Heat 50PG Units 48/50PG and PM Fig. 21 − IGC Service Analysis LogicLEGEND IDM -- Induced-DraftMotor IGC --Integrated Gas Unit Controller Table 19 – Electric Heat Service Analysis Table 18 – IGC Board LED Alarm Codes48/50PG and PM Thermistor Troubleshooting Phase Loss ProtectionPhase Reversal Protection Phase Loss Protection Forcing Inputs and Outputs Transducer TroubleshootingSensor Trim TEMP TEMP 48/50PG and PM General MAJOR SYSTEM COMPONENTS 48/50PG and PM Fig. 25 − 48PG03−16 Control Wiring SchematicC08549 48/50PG and PM Fig. 26 − 50PG03−16 Control Wiring SchematicC08550 C101249 48/50PG and PM C08552 48/50PG and PM C08554 48/50PG and PM 48/50PG and PM 48/50PG08−14 ShownC101250 48/50PG and PM Fig. 31 − Typical 48PM16−28 Control SchematicC08471 C08062 48/50PG and PM 48/50PG and PM Fig. 33 − Typical 50PM16−28 Control SchematicC101251 C08064 48/50PG and PM 48/50PG and PM Fig. 35 − Typical 48/50PM16−28 Power SchematicC10902 C09213 48/50PG and PM 1TRAN 2TRANSAT OAT TXV IGC 48/50PG and PM 48/50PG and PM Fig. 38 − 48/50PM16−28 Component ArrangementC08067 C101252 48/50PG and PM Fig. 40 − Main Base Board MBB Main Base Board MBB 48/50PG and PM Table 23 – MBB Connections Fig. 41 − Economizer Control Board ECB Economizer Control Board ECB 48/50PG and PM Table 24 – ECB Connections Fig. 42 − Integrated Gas Control IGC Board Integrated Gas Control IGC BoardTable 25 – IGC Connections Fig. 43 − Low−Voltage Terminal Strip Low Voltage Terminal StripTable 26 - Field Connection Terminal Strip TB1 on PG03−16 size and TB2 on PG20−28 and Fig. 45 − Accessory Navigatort Display Accessory Navigatort DisplayScrolling Marquee Display Carrier Comfort Network CCNR Interface EnergyX Fig. 46 − CCN System Architecture Space Temperature Sensor T−55 Field-InstalledAccessoriesSpace Temperature Sensor T−56 Space Temperature Sensor T−58 Factory Wiring Fig. 47 − Space Temperature Sensor AveragingField Wiring LEGEND Two−Position Damper Carrier Accessory KitsIndoor Air Quality Outdoor Air Quality Cleaning SERVICECoil Maintenance and Cleaning Recommendation UNIT OPERATION AND SAFETY HAZARD Condensate Drain Pan 48/50PG03−14 Units Routine Cleaning of Round−Tube Coil SurfacesEQUIPMENT DAMAGE HAZARD UNIT RELIABILITY HAZARD Condensate Drain Pan 48/50PM16−28 Units LubricationFilters Outdoor−Air Inlet Screens Evaporator−Fan Motor Adjustment Evaporator Fan Service and ReplacementCondenser and Evaporator−Fan Motor Bearings Economizer or Manual Outside Air Damper Evaporator Fan Belt Tension Adjustment Evaporator Fan Performance Adjustment Fig. 52−54Table 27 - Belt Tension Adjustment Fig. 54 − Evaporator−Fan Alignment and Adjustment Economizer Operation During Power Failure Condenser-FanAdjustment Fig.Repairing Tube Leaks Fig. 55 − Condenser−Fan Adjustment Fig. 58 − Charging Chart — 48/50PG03 To Use the Cooling Charging Chart, Standard UnitFig. 59 − Charging Chart — 48/50PG04 Refrigerant Charge Fig. 61 − Charging Chart — 48/50PG06 Fig. 60 − Charging Chart — 48/50PG05Fig. 62 − Charging Chart — 48/50PG07 Fig. 63 − Charging Chart - 48/50PG08 and Fig. 65 − Charging Chart — 48/50PG14 Fig. 64 − Charging Chart - 48/50PG12Fig. 66 − Charging Chart − 48/50PM16 and Fig. 67 − Charging Chart − 48/50PM24 PuronR Refrigerant Gas Valve Adjustment 48PG and PMTable 28 – Altitude Compensation 48PG03−07 48PG08−14 High Altitude 48PG and PM Cleaning and AdjustmentMain Burners 48PG and 48PM Main Burner Removal Diagnostic LEDs Replacement PartsFig. 70 − Spark Gap Adjustment High−Pressure Switch MODE — RUN STATUS APPENDIX A — LOCAL DISPLAY AND CCN TABLES48/50PG and PM MODE — RUN STATUS cont APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT48/50PG and PM MODE — RUN STATUS cont APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT48/50PG and PM ITEM MODE — TEMPERATURES MODE — SERVICE TESTMODE — PRESSURES APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — INPUTS MODE — SET POINTSAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT 48/50PG and PM APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT MODE — OUTPUTS48/50PG and PM APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — CONFIGURATION48/50PG and PM DISP APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — CONFIGURATION cont48/50PG and PM COOL APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE - CONFIGURATION cont48/50PG and PM ITEM APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — CONFIGURATION cont48/50PG and PM ITEM APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — CONFIGURATION cont48/50PG and PM ITEM APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — CONFIGURATION cont48/50PG and PM ITEM APPENDIX A - LOCAL DISPLAY AND CCN TABLES CONT MODE - CONFIGURATION cont48/50PG and PM ITEM APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — CONFIGURATION cont48/50PG and PM ITEM CCN ONLY TABLES MODE - TIME CLOCKAPPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT 48/50PG and PM APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — OPERATING MODES48/50PG and PM MODE APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE - OPERATING MODES contand PM 48/50PG APPENDIX A — LOCAL DISPLAY AND CCN TABLES CONT MODE — ALARMSMODE — OPERATING MODES cont 48/50PG and PM 1-StageY1 Thermostat Control Type configuration = Thermostat Control Type configuration is ignoredDigital Thermostat Control Type configuration = APPENDIX B - CONTROL MODES WITH Fan Performance — 48PGD03 Vertical Units APPENDIX C — START−UP DATAFan Performance — 48PGD04 Vertical Units 48/50PG and PM Fan Performance — 48PGF04 Vertical Units Fan Performance — 48PGE04 Vertical Units48/50PG and PM Fan Performance − 48PGE05 Vertical Units Fan Performance — 48PGD05 Vertical Units48/50PG and PM Fan Performance — 48PGD06 Vertical Units Fan Performance — 48PGF05 Vertical Units48/50PG and PM Fan Performance − 48PGF06 Vertical Units Fan Performance - 48PGE06 Vertical Units48/50PG and PM Fan Performance - 48PGE07 Vertical Units Fan Performance — 48PGD07 Vertical Units48/50PG and PM Fan Performance - 48PGD08 Vertical Units Fan Performance — 48PGF07 Vertical Units48/50PG and PM Fan Performance — 48PGF08 Vertical Units Fan Performance — 48PGE08 Vertical Units48/50PG and PM Fan Performance - 48PGE09 Vertical Units Fan Performance — 48PGD09 Vertical Units48/50PG and PM Fan Performance — 48PGD12 Vertical Units Fan Performance — 48PGF09 Vertical Units48/50PG and PM Fan Performance — 48PGF12 Vertical Units Fan Performance — 48PGE12 Vertical Units48/50PG and PM 48/50PG and PM Fan Performance - 48PGD14 Vertical Units 48/50PG and PM Fan Performance — 48PGE14 Vertical Units 48/50PG and Fan Performance — 48PGF14 Vertical Units Fan Performance — 48PGD04 Horizontal Units Fan Performance — 48PGD03 Horizontal Units48/50PG and PM Fan Performance — 48PGF04 Horizontal Units Fan Performance — 48PGE04 Horizontal Units48/50PG and PM Fan Performance — 48PGE05 Horizontal Units Fan Performance - 48PGD05 Horizontal Units48/50PG and PM Fan Performance — 48PGD06 Horizontal Units Fan Performance — 48PGF05 Horizontal Units48/50PG and PM Fan Performance — 48PGF06 Horizontal Units Fan Performance — 48PGE06 Horizontal Units48/50PG and PM Fan Performance - 48PGE07 Horizontal Units Fan Performance — 48PGD07 Horizontal Units48/50PG and PM Fan Performance — 48PGD08 Horizontal Units Fan Performance — 48PGF07 Horizontal Units48/50PG and PM Fan Performance - 48PGF08 Horizontal Units Fan Performance — 48PGE08 Horizontal Units48/50PG and PM Fan Performance — 48PGE09 Horizontal Units Fan Performance — 48PGD09 Horizontal Units48/50PG and PM Fan Performance — 48PGD12 Horizontal Units Fan Performance — 48PGF09 Horizontal Units48/50PG and PM Fan Performance — 48PGF12 Horizontal Units Fan Performance — 48PGE12 Horizontal Units48/50PG and PM 48/50PG and PM Fan Performance — 48PGD14 Horizontal Units 48/50PG and PM Fan Performance — 48PGE14 Horizontal Units 48/50PG and Fan Performance — 48PGF14 Horizontal Units Fan Performance — 50PG04 Vertical Units Fan Performance — 50PG03 Vertical Units48/50PG and PM Fan Performance - 50PG06 Vertical Units Fan Performance — 50PG05 Vertical Units48/50PG and PM Fan Performance — 50PG08 Vertical Units Fan Performance — 50PG07 Vertical Units48/50PG and PM Fan Performance — 50PG012 Vertical Units Fan Performance — 50PG09 Vertical Units48/50PG and PM 48/50PG and Fan Performance — 50PG014 Vertical Units Fan Performance — 50PG04 Horizontal Units Fan Performance - 50PG03 Horizontal Units48/50PG and PM Fan Performance — 50PG06 Horizontal Units Fan Performance — 50PG05 Horizontal Units48/50PG and PM Fan Performance — 50PG08 Horizontal Units Fan Performance — 50PG07 Horizontal Units48/50PG and PM Fan Performance — 50PG12 Horizontal Units Fan Performance — 50PG09 Horizontal Units48/50PG and PM 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 Available External Static Pressure in. wg 48/50PG and PM Available External Static Pressure in. wg 2.12 48/50PG and PM 2.18 Airflow 48/50PG and PM Airflow Airflow 48/50PG and PM Airflow 48/50PG and PM Airflow 48/50PG and PM 48/50PG and PM NOTES Airflow 48/50PG and PM GENERAL NOTES FOR FAN PERFORMANCE DATA TABLES Air Quantity Limits 50PG03−14 Units APPENDIX D — ADDITIONAL START−UP DATAAir Quantity Limits 48PG03−14 Units Air Quantity Limits 48PM16−28 Units 48/50PG and PM Evaporator Fan Motor Specifications − 48/50PG EFFICIENCY 48/50PG DRIVEVOLTAGE/PHASEMAX BHP 48/50PG and PM 48/50PG and PM Evaporator Fan Motor Specifications − 48PM16−28UNIT ORIENTATION UNIT 48PM 48/50PG and PMORIENTATION 48/50PG and PM Evaporator Fan Motor Specifications − 50PM16−28UNIT 50PM 16 20 DRIVE 48/50PG and PM UNIT Fan RPM at Motor Pulley Settings* − 48PM16−28 Fan Rpm at Motor Pulley Settings* − 48/50PG48/50PG and PM 48/50PG and PM Fan RPM at Motor Pulley Settings* − 50PM16−28 ELECTRIC 48/50PG and PM Economizer INDICATE UNIT SETTINGS BELOW CONTROL SET POINT AND CONFIGURATION LOGMODE — CONFIGURATION Cooling Configuration MODE — CONFIGURATION cont48/50PG and PM COOL 48/50PG and PM MODE - CONFIGURATION contCOOL cont Cooling Configuration MODE — CONFIGURATION cont48/50PG and PM COOL cont Economizer Configuration MODE - CONFIGURATION cont48/50PG and PM 48/50PG and PM MODE - CONFIGURATION cont CCN CONFIGURATION MODE - CONFIGURATION cont48/50PG and PM Linkage Staging PID kP 48/50PG and PM MODE — CONFIGURATION cont I. PRE-START-UP UNIT START-UPCHECKLISTII.START-UP ELECTRICAL