Carrier 48TCA04---A12 appendix Pulley Adjustment, Unit MOTOR/DRIVE Motor Pulley Turns Open Combo

Page 98

48TC

APPENDIX III. FAN PERFORMANCE (cont.)

Pulley Adjustment

UNIT

MOTOR/DRIVE

 

 

 

MOTOR PULLEY TURNS OPEN

 

 

 

COMBO

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

phase1

Standard Static

854

825

795

766

736

707

678

648

619

589

560

 

Medium Static

1175

1135

1094

1054

1013

973

932

892

851

811

770

 

 

04

 

High Static

---

---

---

---

---

---

---

---

---

---

---

 

 

 

 

 

 

 

 

 

 

 

 

 

phase3

Standard Static

854

825

795

766

736

707

678

648

619

589

560

 

 

Medium Static

1175

1135

1094

1054

1013

973

932

892

851

811

770

 

 

 

 

High Static

1466

1423

1380

1337

1294

1251

1207

1164

1121

1078

1035

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

phase1

Standard Static

854

825

795

766

736

707

678

648

619

589

560

 

Medium Static

1175

1135

1094

1054

1013

973

932

892

851

811

770

 

 

05

 

High Static

---

---

---

---

---

---

---

---

---

---

---

 

 

 

 

 

 

 

 

 

 

 

 

 

phase3

Standard Static

854

825

795

766

736

707

678

648

619

589

560

 

 

Medium Static

1175

1135

1094

1054

1013

973

932

892

851

811

770

 

 

 

 

High Static

1466

1423

1380

1337

1294

1251

1207

1164

1121

1078

1035

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

phase1

Standard Static

1175

1135

1094

1054

1013

973

932

892

851

811

770

 

Medium Static

1466

1423

1380

1337

1294

1251

1207

1164

1121

1078

1035

 

 

06

 

High Static

---

---

---

---

---

---

---

---

---

---

---

 

 

 

 

 

 

 

 

 

 

 

 

 

phase3

Standard Static

1175

1135

1094

1054

1013

973

932

892

851

811

770

 

 

Medium Static

1466

1423

1380

1337

1294

1251

1207

1164

1121

1078

1035

 

 

 

 

High Static

1687

1649

1610

1572

1533

1495

1457

1418

1380

1341

1303

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

phase

Standard Static

1457

1419

1380

1342

1303

1265

1227

1188

1150

1111

1073

07

Medium Static

1518

1484

1449

1415

1380

1346

1311

1277

1242

1208

1173

 

 

 

3

High Static

1788

1757

1725

1694

1662

1631

1600

1568

1537

1505

1474

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

phase

Standard Static

747

721

695

670

644

618

592

566

541

515

489

08

Medium Static

949

927

906

884

863

841

819

798

776

755

733

 

 

 

3

High Static

1102

1083

1063

1044

1025

1006

986

967

948

928

909

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

phase

Standard Static

733

712

690

669

647

626

604

583

561

540

518

09

Medium Static

936

911

887

862

838

813

788

764

739

715

690

 

 

 

3

High Static

1084

1059

1035

1010

986

961

936

912

887

863

838

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

phase

Standard Static

838

813

789

764

739

715

690

665

640

616

591

12

Medium Static

1084

1059

1035

1010

986

961

936

912

887

863

838

 

 

 

3

High Static

1240

1218

1196

1175

1153

1131

1109

1087

1066

1044

1022

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE: Do not adjust pulley further than 5 turns open.

--- Factory settings

98

Image 98
Contents Table of Contents Safety ConsiderationsGeneral Unit Arrangement and AccessRoutine Maintenance What to do if you smell gasSeasonal Maintenance Supply FAN Blower Section Supply Fan Belt-DriveCondenser Coil Condenser Coil Maintenance and Cleaning RecommendationCooling Remove Surface Loaded Fibers Periodic Clean Water RinseRoutine Cleaning of Coil Surfaces One-Row CoilEvaporator Coil Refrigerant System Pressure Access PortsCleaning the Evaporator Coil Evaporator Coil Metering DevicesRefrigerant Charge To Use Cooling Charging ChartsPuronr R-410A Refrigerant No ChargeCooling Charging Charts Size Designation Nominal Tons ReferenceCooling Charging Charts C08229 C08437 C08438 C08439 Cooling Service Analysis Problem Cause RemedyConvenience Outlets Condenser-Fan AdjustmentTroubleshooting Cooling System CompressorController Smoke DetectorsSystem Unit Connect Primary TransformerSensor Smoke Detector LocationsCompleting Installation of Return Air Smoke Sensor Fiop Smoke Detector Wiring and ResponseController Alarm Test Sensor Alarm TestSensor Alarm Test Procedure Sensor and Controller TestsDirty Sensor Test Procedure Controller Alarm Test ProcedureDirty Controller Test Procedure To Configure the Dirty Sensor Test OperationDetector Cleaning Troubleshooting Compressor Protection Protective DevicesGAS Heating System Relief DeviceNatural Gas Manifold Pressure Ranges Fuel Types and PressuresNatural Gas Supply Line Pressure Ranges Liquid Propane Supply Line Pressure RangesFlue Gas Passageways Combustion-Air BlowerBurners and Igniters Cleaning and AdjustmentCheck Unit Operation and Make Necessary Adjust- ments Main BurnersLimit Switch Burner IgnitionLED Indication Error Code Description Orifice ReplacementLED Error Code Description Red LED-Status IGC Connections Orifice SizesLP Orifice Altitude Compensation* A04-A07Cont. Altitude Compensation* A08-A12 Altitude Compensation* A04-A06 Low NOx Units Troubleshooting Heating SystemMinimum heating entering air temperature Heating Service Analysis Problem Cause RemedyIGC Board LED Alarm Codes IGCPremierlinkt Control PremierLink ControllerPremierLink Wiring Schematic 55 Space Temperature Sensor Wiring Space Sensor Mode PremierLink Sensor UsageThermostat Mode 56 Internal ConnectionsLctb Indoor CO2 Sensor 33ZCSENCO2 Connections PremierLink Filter Switch Connection Color Code Recommendations RTU-MP Control SystemRecommended Cables RTU-MP Multi-Protocol Control Board RTU-MP System Control Wiring Diagram RTU-MP Controller Inputs and Outputs OutputsSpace Temperature SPT Sensors RTU-MP T-55 Sensor ConnectionsIAQ Sensor SEN J4-2 COM J4-3 24 VAC Communication Wiring Protocols Connecting Discrete InputsPower Exhaust output RTU-MP Troubleshooting LEDs LEDs on the RTU-MP show the status of certain functionsTroubleshooting Alarms Alarms BACnet MS/TPRTU-MP Driver Manufacture Date Basic Protocol TroubleshootingModbus Code Name MeaningEconomizer Systems EconoMi$er IV Component LocationsEconoMi$er IV Wiring EconoMi$er EconoMi$er IV Input/Output LogicEconoMi$er IV Control Modes Supply Air Temperature SAT SensorOutdoor Air Lockout Sensor Outdoor Dry Bulb ChangeoverReturn Air Temperature or Enthalpy Sensor Mounting Location Outdoor Enthalpy ChangeoverMinimum Position Control Exhaust Setpoint AdjustmentIndoor Air Quality IAQ Sensor Input Occupancy Control Damper MovementThermostats Demand Control Ventilation DCVEconoMi$er IV Preparation CO2 Sensor ConfigurationEconoMi$er IV Sensor Usage Differential EnthalpyWiring Diagrams 48TC Typical Unit Wiring Diagram Power A06, 208/230-3-60 48TC Unit Wiring Diagram Control A06 PRE-START-UP START-UP, GeneralHeating CoolingMain Burners Ventilation Continuous FanSTART-UP, RTU-MP Control Field Service TestSTART-UP, Premierlink Controls Perform System Check-OutConfiguration Space Sensor Type InputsInput Input 1 FunctionHeating, Units Without Economizer Operating SequencesBase Unit Controls Cooling, Units Without Economizer Cooling, Unit With EconoMi$erHeating With EconoMi$er PremierLink Control48TC Available Cooling Stages OAT ≤ SPT 48TC 48TC Linkage Modes Loadshed Command Gas and Electric Heat UnitsRTU-MP Sequence of Operation SchedulingBACnet Schedule Always Occupied Default OccupancyLocal Schedule BAS On/OffIndoor Air Quality Power ExhaustEconomizer Torque Values Fastener Torque ValuesDemand Limit Serial Number Format Appendix I. Model Number SignificanceModel Number Nomenclature Position NumberAppendix II. Physical Data Physical Data Cooling TonsPhysical Data Cooling 48TC*A08 48TC*A09 48TC*A12Physical Data Heating LOW Appendix III. FAN Performance General Fan Performance NotesCFM RPM BHP Ton Horizontal SupplyTon Vertical Supply Medium Static Option High Static Option 48TC**05 Phase Ton Horizontal Supply 48TC**051506 48TC**05 Phase Ton Vertical Supply1493 148648TC**06 148248TC**06 Phase Ton Horizontal Supply 48TC**06 Phase Ton Vertical SupplyPhase Ton Horizontal Supply 48TC**071103 1143 11071124 1122 11621116 4971099 1093 11331247 5791263 1273Pulley Adjustment Unit MOTOR/DRIVE Motor Pulley Turns Open ComboRange RLA LRA Appendix IV. Electrical DataIFM TypeAppendix IV. Electrical Data FLARLA LRA IFM RangeEFF at FullFAN Motor Exhaust Combustion PowerNOM IFM No P.E Type DISC. SizeUnbalanced 3-Phase Supply Voltage NOMAppendix V. Wiring Diagram List Wiring DiagramsAppendix VI. Motormaster Sensor Locations 48TC*A04 Outdoor Circuiting48TC*A09/12 Outdoor Circuiting Catalog No 48TC---2SMUnit START-UP Checklist Preliminary Information

48TCA04---A12 specifications

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