677C a | Bryant 677C--A guide

--677C A--

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Fig. 15 - 208/230-1-60 Wiring Diagram, Unit 677C--A

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Bryant 677C--A installation instructions 677C a

Contents

Table of Contents Safety Considerations Receiving and Installation Introduction 677C--A24-30 Unit Dimensions 677C--A36-60 Unit Dimensions Unit Size CPRFCURB010A00CPRFCURB011A00 CPRFCURB012A00 Rig and Place Unit InspectionRigging/Lifting of Unit See Fig Install Flue Hood Install Gas PipingConnect Condensate Drain Carbon Monoxide Poisoning Hazard Install Duct Connections Configuring Units for Downflow Vertical DischargeFire or Explosion Hazard Compressors Refrigerant MeteringCFM Furnace Section Physical Data Unit 677C--A Cont’d Maximum Gas Flow CapacityHeating Inputs Install Electrical Connections Special Procedures for 208-V OperationHigh-Voltage Connections Control Voltage Connections Balance Point Setting-Thermidistat or Hybrid Thermostat PRE-START-UPTransformer Protection FIRE, EXPLOSION, Electrical Shock Hazard Start-up Heating and Make Adjust- ments START-UPCheck for Refrigerant Leaks Unit Sequence of Operation Adjust Gas Input Check Heating ControlCheck Gas Input Unit Damage Hazard Airflow and Temperature Rise Limit SwitchesCheck Burner Flame Normal Operation Start-up Cooling and Make Adjust- ments Rollout SwitchChecking and Adjusting Refrigerant Charge Indoor Airflow and Airflow Adjustments Two Cooling Fan Speeds Set-up Dehumidification feature used Gas Heating Fan Speed Set-upContinuous Fan Operation Color Coding for Indoor Fan Motor Leads 677C--A Wet Coil Pressure Drop Filter Size CFM Unit Heating Motor Wire Rise Speed Color Range 1505 1452 1413 1358 1323 1282 1234 1169 1130 25 55oF Heating 1962 1915 1880 1843 1794 1753 1711 1675 1628 35 65oF Heating 1962 1915 1880 1843 1794 1753 1711 1675 1628 30 60oF Heating 1887 1847 1783 1726 1677 1625 1578 1527 1432 30 60oF Heating 677C a 208/230-3-60 Wiring Diagram, Unit 677C--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 Flue Gas Passageways Electrical Controls and Wiring Outdoor FanRefrigerant Circuit EXPLOSION, Personal Injury and Environmental Hazard Pressure Switches Loss of Charge SwitchGas Input Indoor Airflow High-Pressure Switch Copeland Scroll Compressor Puron RefrigerantExplosion Hazard Unit Operation and Safety Hazard Refrigerant SystemCompressor Oil Servicing Systems on Roofs and with Synthetic materials Troubleshooting START-UP ChecklistPuronr R-410A Quick Reference Guide Troubleshooting Guide Cooling or Heat Pump Heating Mode Symptom Cause Remedy Troubleshooting Guide-Heating Troubleshooting Guide-LED Status CodesLED OFF Temperatures Remove and Store in Job FilesPreliminary Information Model no III. START-UP Electrical Supply Voltage Compressor Amps