Carrier 48TC*D08 Physical Data Heating 12.5TONS, 48TC**08 48TC**12 48TC**14 Gas Connection

Page 89

APPENDIX II. PHYSICAL DATA (cont.)

Physical Data

(Heating)

 

7.5 - 12.5TONS

 

 

 

 

 

 

 

 

 

48TC**08

48TC**12

48TC**14

Gas Connection

 

 

 

 

 

# of Gas Valves

1

1

1

 

Nat. gas supply line press (in. w.g.)/(PSIG)

4--- 13 / 0.18--- 0.47

4--- 13 / 0.18--- 0.47

4--- 13 / 0.18--- 0.47

 

 

LP supply line press (in. w.g.)/(PSIG)

11---13 / 0.40--- 0.47

11---13 / 0.40--- 0.47

11---13 / 0.40--- 0.47

Heat Anticipator Setting (Amps)

 

 

 

 

 

1st stage

0.14

0.14

0.14

 

 

2nd stage

0.14

0.14

0.14

 

 

 

 

 

 

Natural Gas Heat, Liquid Propane Heat

 

 

 

 

 

# of stages / # of burners (total)

1 / 3

2 / 4

2 / 4

 

 

Connection size

1/2” NPT

3/4” NPT

3/4” NPT

 

LOW

 

Rollout switch opens / Closes

195 / 115

195 / 115

195 / 115

 

 

 

 

Temperature rise (min/max)

20 --- 50

25 --- 65

25 --- 65

 

 

# of stages / # of burners (total)

2 / 4

2 / 5

2 / 5

 

 

 

 

Connection size

3/4” NPT

3/4” NPT

3/4” NPT

 

MED

 

Rollout switch opens / Closes

195 / 115

195 / 115

195 / 115

 

 

 

 

Temperature rise (min/max)

35 --- 65

30 --- 65

25 --- 65

 

 

# of stages / # of burners (total)

2 / 5

2 / 5

2 / 5

 

 

 

 

Connection Size

3/4” NPT

3/4” NPT

3/4” NPT

 

HIGH

 

Rollout switch opens / Closes

195 / 115

195 / 115

195 / 115

 

 

 

 

Temperature rise (min/max)

45 --- 75

35 --- 70

35 --- 70

 

 

 

 

 

 

 

 

 

 

 

 

48TC

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Contents Safety Considerations Table of ContentsWhat to do if you smell gas Unit Arrangement and AccessGeneral Seasonal Maintenance Routine MaintenanceManual Outside Air Hood Screen Supply FAN Blower SectionSupply Fan Belt-Drive Supply-Fan Pulley Adjustment Bearings Adjustable-Pitch Pulley on MotorPeriodic Clean Water Rinse Coil Maintenance and Cleaning RecommendationCooling Condenser CoilRoutine Cleaning of Evaporator Coil Sufaces Routine Cleaning of Novation Condenser Coil SurfacesRefrigerant Charge Refrigerant System Pressure Access PortsPuronr R-410A Refrigerant Seatcore Cooling Charging Charts D08 Cooling Charging ChartsCooling Charging Charts D12 Cooling Charging Charts D14 Circuit a Cooling Charging Charts D14 Circuit B Problem Cause Remedy Cooling Service AnalysisCondenser-Fan Adjustment D14 size Condenser-Fan Adjustment D08-D12 sizeTroubleshooting Cooling System CompressorsUnit-Powered Type Non-Powered TypeConvenience Outlets Duty CycleSmoke Detectors Typical Supply Air Smoke Detector Sensor Location Smoke Detector LocationsFiop Smoke Detector Wiring and Response Completing Installation of Return Air Smoke SensorSensor Alarm Test Procedure Sensor Alarm TestController Alarm Test Sensor and Controller TestsDirty Controller Test Procedure Controller Alarm Test ProcedureDirty Sensor Test Procedure To Configure the Dirty Sensor Test OperationSD-TRK4 Remote Alarm Test Procedure Detector CleaningRemote Test/Reset Station Dirty Sensor Test Dirty Sensor Test Using an SD-TRK4Troubleshooting Compressor Protection Protective DevicesFuel Types and Pressures GAS Heating SystemControl Circuit Combustion-Air Blower Flue Gas PassagewaysMain Burners Burners and IgnitersLimit Switch Cleaning and AdjustmentCheck Unit Operation and Make Necessary Adjustments Burner Ignition LED Error Code DescriptionLED Indication Error Code Description Gas Valve Orifice ReplacementOutputs Integrated Gas Control IGC Board IGC ConnectionsAltitude Compensation Orifice SizesOrifice Carrier Drill Drill Size Part Number ElevationMinimum Heating Entering Air Temperature Troubleshooting Heating SystemHeating Service Analysis Problem Cause RemedyIGC IGC Board LED Alarm CodesReplacing Novation Condenser Coil Condenser Coil ServiceRepairing Novation Condenser Tube Leaks PREMIERLINKt Control Typical PremierLinkt System Control Wiring Diagram Temp Resistance 55 Space Temperature Sensor WiringPremierLink Sensor Usage Space Sensor ModeTB1 Terminal Field Connection Input Signal 56 Internal Connections Thermostat ModeLctb Indoor CO2 Sensor 33ZCSENCO2 Connections PremierLink Filter Switch Connection RTU-MP Control System Signal Type CCN BUS Wire CCN Plug PIN Color NumberRecommended Cables Color Code RecommendationsRTU-MP Multi-Protocol Control Board Typical RTU-MP System Control Wiring Diagram RTU-MP Controller Inputs and Outputs Configurable InputsPoint Name Type of I/O Connection PIN Name Numbers InputsRTU-MP T-55 Sensor Connections Space Temperature SPT SensorsRTU-MP / Indoor CO2 Sensor 33ZCSENCO2 Connections Communication Wiring Protocols Connecting Discrete InputsPower Exhaust output RTU-MP Troubleshooting LEDs BACview6 Handheld ConnectionsTroubleshooting Alarms BACnet MS/TP AlarmsModule Status Report Modstat Example Modbus Basic Protocol TroubleshootingManufacture Date Code Name MeaningEconoMi$er IV Component Locations ECONOMI$ER SystemsEconoMi$er IV Wiring Inputs Outputs EconoMi$erEconoMi$er IV Input/Output Logic Outdoor Air Lockout Sensor Supply Air Temperature SAT SensorEconoMi$er IV Control Modes Outdoor Dry Bulb ChangeoverOutdoor Enthalpy Changeover Differential Dry Bulb ControlMinimum Position Control Exhaust Setpoint AdjustmentIndoor Air Quality IAQ Sensor Input Demand Control Ventilation DCV Damper MovementThermostats Analog CO2 CO2 Sensor ConfigurationCO2 Sensor Standard Settings EconoMi$er IV Sensor Usage DCV Demand Controlled Ventilation and Power ExhaustEconoMi$er IV Preparation Differential EnthalpyEconoMi$er IV Troubleshooting Completion Wiring DiagramsDCV Minimum and Maximum Position Supply-Air Sensor Input48TC Typical Unit Wiring Diagram Power D08, 208/230-3-60 48TC Typical Unit Wiring Diagram Control D08, 208/230-3-60 START-UP, General PRE-START-UPUnit Preparation Gas PipingRefrigerant Service Ports Internal WiringReturn-Air Filters Outdoor-Air Inlet ScreensSTART-UP, RTU-MP Control Field Service TestVentilation Continuous Fan Perform System Check-OutConfiguration Cooling Lockout Temp Cooling/Econ SAT Low SetptHeating Heating SAT High Setpt Heating Lockout TempT55/56 Override Duration Power Exhaust SetptIAQ Low Reference @ 4mA IAQ High Reference @ 20mAOperating Sequences PremierLinkt Control Supplemental Controls48TC 48TC Number Stages Economizer Available Cooling Stages48TC 48TC Linkage Modes Rooftop Mode Value Linkage ModeAlways Occupied Default Occupancy Loadshed Command Gas and Electric Heat UnitsRTU-MP Sequence of Operation SchedulingBAS On/Off BACnet ScheduleDI On/Off Indoor FanFastener Torque Values Power ExhaustEconomizer Indoor Air QualityTorque Values Model Number Nomenclature Appendix I. Model Number SignificanceSerial Number Format Position Number Typical Designates12.5TONS Appendix II. Physical DataPhysical Data Physical Data Heating 12.5TONS Heat Anticipator Setting Amps48TC**08 48TC**12 48TC**14 Gas Connection Natural Gas Heat, Liquid Propane HeatCFM RPM BHP Appendix III. FAN Performance579 FAN PerformanceRPM BHP 48TC**14Unit MOTOR/DRIVE Motor Pulley Turns Open Combo Pulley AdjustmentElectrical Information MCA/MOCP Determination no C.O. or Unpwrd C.O Unit Combustion PowerNOM IFM FAN Motor Exhaust No P.E Type DISC. SizeSize Voltage Control Power Appendix IV. Wiring Diagram ListWiring Diagrams Catalog No 48TC-3SM Appendix V. Motormaster Sensor LocationsPreliminary Information Unit START-UP Checklist
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