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Carrier 50TCA04-A07 Torque Values, 50TC Typical Unit Wiring diagram - Power A06, 20 +, 84 +

Models: 50TCA04-A07

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Table 16 – Torque Values


Supply fan motor mounting	120	+/	---	12 in---		lbs
Supply fan motor adjustment plate	120	+/	---	12 in---		lbs
Motor pulley setscrew	72+/---		5 in---		lbs
Fan pulley setscrew	72+/---		5 in---		lbs
Blower wheel hub setscrew	72+/---		5 in---		lbs
Bearing locking collar setscrew	65---	70 in		--- lbs
Compressor mounting bolts	65---	75 in		--- lbs
Condenser fan motor mounting bolts	20 +/---		2 in---		lbs
Condenser fan hub setscrew	84 +/---		12 in		--- lbs

50TC

C08393

Fig. 65 - 50TC Typical Unit Wiring diagram - Power (A06)

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Carrier 50TCA04-A07 appendix Torque Values, 50TC Typical Unit Wiring diagram - Power A06, 20 +, 84 +

Contents

ELECTRICAL OPERATION HAZARD TABLE OF CONTENTSSAFETY CONSIDERATIONS Service and Maintenance InstructionsSeasonal Maintenance UNIT ARRANGEMENT AND ACCESSRoutine Maintenance UNIT OPERATION AND SAFETY HAZARDSUPPLY FAN BLOWER SECTION Fig. 3 - Filter InstallationFig. 4 - Screens Installed on Outdoor-Air Hood Supply Fan Belt-DriveFig. 7 - Tightening Locking Collar Adjustable-Pitch Pulley on MotorFig. 6 - Supply-Fan Pulley Adjustment Bearings 50TCRoutine Cleaning of Coil Surfaces Condenser Coil Maintenance and Cleaning RecommendationPeriodic Clean Water Rinse COOLINGTotaline Environmentally Sound Coil Cleaner Application Instructions Fig. 8 - Cleaning Condenser CoilTotaline Environmentally Sound Coil Cleaner Application Equipment Two-Row CoilsPURONR R-410A REFRIGERANT Refrigerant System Pressure Access PortsCleaning the Evaporator Coil Evaporator CoilSEAT CORE To Use Cooling Charging ChartsFig. 11 - CoreMax Access Port Assembly 50TC50TC COOLING CHARGING CHARTSFig. 12 - Cooling Charging Charts C08203 C0820450TC COOLING CHARGING CHARTS contFig. 12 - Cooling Charging Charts cont C08228 C08229Compressor Troubleshooting Cooling SystemFig. 13 - Condenser Fan Adjustment except with Motormaster Filter DrierTable 1 - Cooling Service Analysis 50TCSMOKE DETECTORS Fig. 15 - Powered Convenience Outlet WiringCONVENIENCE OUTLETS Fig. 14 - Convenience Outlet LocationController Fig. 16 - Controller AssemblySystem SensorFig. 18 - Typical Supply Air Smoke Detector Sensor Location Completing Installation of Return Air Smoke SensorSmoke Detector Locations Fig. 19 - Typical Return Air Detector LocationFig. 22 - Return Air Sensor Operating Position FIOP Smoke Detector Wiring and ResponseFig. 23 - Typical Smoke Detector System Wiring B D C F E ASensor Alarm Test Procedure Sensor and Controller Tests Sensor Alarm TestController Alarm Test Controller Alarm Test ProcedureCleaning the Smoke Detector DETECTOR CLEANINGRemote Test/Reset Station Dirty Sensor Test To Configure the Dirty Sensor Test OperationTable 3 - Detector Indicators INDICATORSAlarm State Fig. 25 - Sensor Cleaning DiagramSensor’s Power LED is Off TROUBLESHOOTINGResetting Alarm and Trouble Condition Trips Controller’s Power LED is OffELECTRIC HEATERS Fig. 27 - Typical Access Panel Location 3-6 TonFig. 29 - Typical Module Installation Relief DeviceFig. 31 - Typical Location of Heater Limit Switches Completing Heater InstallationFig. 30 - Typical Single Point Installation 3-phase heater shown50TC PREMIERLINKT CONTROLFig. 33 - PremierLink Controller C08249 Fig. 35 - PremierLink Wiring Schematic50TC 50TC Fig. 36 - T-55 Space Temperature Sensor WiringFig. 37 - PremierLink T55 Sensor APPLICATION Table 6 - PremierLink Sensor Usage50TC 50TC Table 7 - Space Sensor ModeTable 8 - Thermostat Mode TB1 TERMINALFig. 39 - PremierLink T56 Sensor Fig. 41 - Enthalpy Switch HH57AC077 ConnectionsFig. 38 - T-56 Internal Connections SwitchFig. 43 - Indoor/Outdoor Air Quality CO2 Sensor Fig. 42 - Outside and Return Air Enthalpy Sensor Wiring33ZCSENCO2 - Typical Wiring Diagram 50TCtions Fig. 47 - PremierLink Filter Switch ConnectionFig. 44 - Indoor CO2 Sensor 33ZCSENCO2 Connec Fig. 45 - Outdoor Air Quality Sensor CoverFig. 50 - PremierLink Power Exhaust Output Connection Fig. 48 - PremierLink Wiring Fan Pressure Switch ConnectionFig. 49 - PremierLink Wiring Remote Occupied Table 9 - Recommended CablesFig. 51 - PremierLink CCN Bus Connections Fig. 54 - EconoMi$er IV WiringECONOMIZER SYSTEMS Fig. 52 - EconoMi$er IV Component Locations50TC Fig. 55 - EconoMi$er2 with 4 to 20 mA Control WiringTable 11 - EconoMi$er IV Input/Output Logic INPUTSEconoMi$er EconoMi$er IV Standard Sensors Outdoor Air Temperature OAT SensorSupply Air Temperature SAT Sensor Fig. 56 - EconoMi$er IV Functional ViewDifferential Dry Bulb Control Fig. 59 - Outside Air Temperature Changeover SetpointsFig. 61 - Return Air Temperature or Enthalpy Sensor Mounting Location Fig. 58 - EconoMi$er IV Controller Potentiometer and LED LocationsIndoor Air Quality IAQ Sensor Input Fig. 62 - Enthalpy Changeover SetpointsFig. 63 - EonoMi$er IV Control Differential Enthalpy Control 50TCMinimum Position Control Fig. 64 - CO2 Sensor Maximum Range SettingsExhaust Setpoint Adjustment Damper MovementTable 12 - EconoMi$er IV Sensor Usage CO2 Sensor ConfigurationDemand Control Ventilation DCV 50TCDifferential Enthalpy DCV Demand Controlled Ventilation and Power ExhaustEconoMi$er IV Preparation Single EnthalpyPRE-START-UP WIRING DIAGRAMSEconoMi$er IV Troubleshooting Completion PERSONAL INJURY HAZARDSTART-UP, GENERAL Internal WiringRefrigerant Service Ports START-UP, PREMIERLINK CONTROLSInitial Operation and Test Memory ResetPerform System Check-Out Operating Sequence, Base Unit ControlsOperating Sequence, PremierLink Control 50TC50TC IAQS = IAQD + OAQ OAQ = 400 ppm if not presentNUMBER OF Table 13 - Available Cooling Stages50TC STAGES50TC S Indoor fan has been on for at least 30 seconds S Enthalpy is low50TC 50TC equal to OCSP and Enthalpy = Low then PURGEMP = 100%Table 14 - Linkage Modes Table 15 - Loadshed Command - Gas and Electric Heat UnitsFASTENER TORQUE VALUES 50TC50TC Fig. 65 - 50TC Typical Unit Wiring diagram - Power A06Table 16 - Torque Values 20 +C08002 Fig. 66 - 50TC Unit Wiring Diagram - Control A0650TC Serial Number Format APPENDIX I. MODEL NUMBER SIGNIFICANCEModel Number Nomenclature 50TC3 - 6 TONS APPENDIX II. PHYSICAL DATAPhysical Data Cooling 50TC50TC APPENDIX III. FAN PERFORMANCEGeneral Fan Performance Notes 3 Ton Horizontal Supply 1 PhaseAPPENDIX III. FAN PERFORMANCE cont 3 Ton Vertical SupplyAPPENDIX III. FAN PERFORMANCE cont 3 Phase3 Phase 3 Ton Horizontal Supply50TC**05 4 Ton Horizontal Supply4 Ton Vertical Supply 1 Phase3 Phase Phase50TC**05 APPENDIX III. FAN PERFORMANCE cont50TC**06 5 Ton Horizontal Supply5 Ton Vertical Supply 1 PhaseAPPENDIX III. FAN PERFORMANCE cont Phase3 Phase 5 Ton Horizontal Supply50TC**07 6 Ton Horizontal Supply6 Ton Vertical Supply Phase50TC Pulley AdjustmentAPPENDIX III. FAN PERFORMANCE cont 4 TONS APPENDIX IV. ELECTRICAL DATA3 TONS 50TC**046 TONS APPENDIX IV. ELECTRICAL DATA cont5 TONS 50TC**0650TC MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.OAPPENDIX IV. ELECTRICAL DATA cont 50TC MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. contAPPENDIX IV. ELECTRICAL DATA cont 208/23050TC APPENDIX IV. ELECTRICAL DATA contMCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. cont 50TC APPENDIX IV. ELECTRICAL DATA contMCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O. cont 50TC APPENDIX V. WIRING DIAGRAM LISTWiring Diagrams PremierLinkFig. 69 - 50TC*A07 Outdoor Circuiting APPENDIX VI. MOTORMASTER SENSOR LOCATIONSFig. 67 - 50TC*A04 Outdoor Circuiting Fig. 68 - 50TC*A05/06 Outdoor Circuiting50TC APPENDIX VI. cont MOTORMASTER SENSOR LOCATIONSFig. 71 - 50TC*A09/12 Outdoor Circuiting C08263Printed in U.S.A 50TCCopyright 2008 Carrier Corp. S 7310 W. Morris St. S Indianapolis, IN Edition Date 05/08TEMPERATURES START-UP CHECKLISTSTART-UP CHECKLIST Remove and Store in Job File PRESSURES Cooling Mode

Table 16 – Torque Values

20 +/---

84 +/---

Fig. 65 - 50TC Typical Unit Wiring diagram - Power (A06)