208/230-1-60 Ladder Wiring Diagram, Unit 48EZ-A | Carrier 48EZ(N)-A

48EZ A--

A10207L

Fig. 14 Cont - 208/230-1-60 Ladder Wiring Diagram, Unit 48EZ-A

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Image 28

Carrier 48EZ(N)-A installation instructions 208/230-1-60 Ladder Wiring Diagram, Unit 48EZ-A

Contents

Table of Contents Safety Considerations Receiving and Installation IntroductionCheck Equipment Provide Unit Support 48EZ-A24-36 Unit Dimensions 48EZ-A42-60 Unit Dimensions Roof Curb Dimensions Number Field Fabricate Ductwork Provide ClearancesRig and Place Unit Inspection Install Flue Hood Install Gas PipingConnect Condensate Drain Rigging/Lifting of Unit See Fig Fire or Explosion Hazard Sediment Trap Install Duct Connections Configuring Units for Downflow Vertical Discharge Physical Data Unit 48EZ-A Maximum Gas Flow Capacity Physical Data Unit 48EZ-A Cont’dHeating Inputs Install Electrical Connections Special Procedures for 208-V OperationHigh-Voltage Connections Unit Component Damage Hazard Balance Point Setting-Thermidistat or Hybrid Thermostat PRE-START-UPControl Voltage Connections Transformer Protection Start-up Heating and Make Adjust- ments START-UPCheck for Refrigerant Leaks Unit Sequence of Operation Check Gas Input Adjust Gas InputUnit Damage Hazard Start-up Cooling and Make Adjust- ments Checking and Adjusting Refrigerant Charge Indoor Airflow and Airflow AdjustmentsGas Heating Fan Speed Set-up Unit Operation Hazard Continuous Fan Operation Two Cooling Fan Speeds Set-up Dehumidification feature usedColor Coding for Indoor Fan Motor Leads Unit Heating Rise Motor Dry Coil Air Delivery* Horizontal Unit 48EZ-A24-60Range Speed Color Dry Coil Air Delivery* Horizontal Discharge Unit 48EZ-A24-60 1354 1290 1226 1158 1102 1046 981 918 843 55oF Heating Rise Medium1 48EZ ---,NA48090 48EZ ---,NA48130 Unit Heating Rise Motor Wire Horizontal and Downflow Filter Pressure Drop Table IN. W.C Unit Standard CFM Scfm SizeDownflow Cooling Standard CFM Scfm Economizer + Tons Cooling Standard CFM Scfm 48EZ a 208/230-1-60 Ladder Wiring Diagram, Unit 48EZ-A 208/230-3-60 Connection Wiring Diagram, Unit 48EZ-A Cont. 208/230-3-60 Ladder Wiring Diagram, Unit 48EZ-A Cooling Charging Table-Subcooling Maintenance Cleaning the Blower Motor and WheelAir Filter Indoor Blower and Motor Limit Switch Induced Draft combustion air Blower AssemblyBurner Ignition Main Burners Outdoor Fan Electrical Controls and WiringRefrigerant Circuit Pressure Switches Loss of Charge SwitchGas Input Indoor Airflow Copeland Scroll Compressor Puron Refrigerant High-Pressure SwitchExplosion Hazard Refrigerant System Unit Operation and Safety HazardCompressor Oil START-UP Checklist TroubleshootingPuronr R-410A Quick Reference Guide Troubleshooting Guide Cooling or Heat Pump Heating Mode Symptom Cause Remedy Troubleshooting Guide-LED Error Codes Troubleshooting Guide-HeatingLED OFF Temperatures Remove and Store in Job FilesPreliminary Information Model no III. START-UP Electrical Supply Voltage Compressor Amps