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Bryant 312AAV/JAV instruction manual A10184A

Models: 312AAV/JAV

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Table 15 - Orifice Size and Manifold Pressures (In. W.C.) for Gas Input Rate (cont.)

312AAV

A10184A

Page 41

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Bryant 312AAV/JAV instruction manual A10184A

Contents

Service and Maintenance Instructions Series 140/E Installation, Start-up,Operating and312AAV/JAV 2-STAGEDELUXE, INDUCED COMBUSTION 4-WAYMULTIPOISE GAS FURNACE312AAV Fig. 1 - Dimensional DrawingTable 1 - Dimensions - In. mm INTRODUCTION SAFETY CONSIDERATIONSFURNACE RELIABILITY HAZARD CUT HAZARD312AAV Fig. 2 - Clearances to CombustiblesStep 1 - Safety ELECTROSTATIC DISCHARGE ESD PRECAUTIONS PROCEDUREStep 2 - General Installation Step 6 - Gas Piping and Gas Pipe Pressure TestingFig. 4 - Multipoise Orientations LOCATIONGENERAL CARBON MONOXIDE POISONING AND UNIT DAMAGE HAZARDFig. 6 - Prohibit Installation on Back Fig. 5 - Installation in a GarageAIR FOR COMBUSTION AND VENTILATION FIRE, INJURY OR DEATH HAZARDCARBON MONOXIDE POISONING HAZARD FURNACE CORROSION HAZARDOutdoor Combustion Air Method 312AAVCARBON MONOXIDE POISONING HAZARD OutdoorsIndoors INSTALLATION HORIZONTAL INSTALLATION DOWNFLOW INSTALLATIONFig. 9 - Removing Bottom Closure Panel Leveling Legs If DesiredInstalled on a Combustible Floor Fig. 11 - Floor and Plenum Opening DimensionsPlatform Furnace Support Roll-OutProtectionFig. 14 - Duct Flanges Table 4 - Opening dimensions - In. mmUPFLOWDOWNFLOW HORIZONTAL 312AAVFig. 16 - Horizontal Suspension with Straps Fig. 15 - Horizontal Unit Suspension312AAV 1/4 6mm THREADED ROD 4 REQFILTER ARRANGEMENT Fig. 17 - Typical Attic InstallationAIR DUCTS General Requirements Ductwork Acoustical Treatment312AAV Table 5 - Air Delivery - CFM With FilterDownflow Furnaces Table 5 - Air Delivery - CFM With Filter* ContReturn Air Connections GAS PIPINGA02075 312AAVA02163 A02162FURNACE DAMAGE HAZARD Table 6 - Maximum Capacity of PipeFig. 21 - Burner and Manifold Fig. 22 - Typical Gas Pipe Arrangement115-VWIRING Fig. 23 - Field Wiring DiagramELECTRICAL SHOCK AND FIRE HAZARD ELECTRICAL CONNECTIONSJ-BOXRELOCATION Table 7 - Electrical DataFig. 24 - Relocating J-Box ELECTRICAL CONNECTION TO J-BOXBX. CABLE INSTALLATION IN FURNACE J-BOX POWER CORD INSTALLATION IN FURNACE J-BOX24-VWIRING 312AAVConditioner Fig. 26 - Two-StageFurnace with Two-SpeedAirDual Fuel and Single-SpeedHeat Pumpand Two-SpeedHeat Pump FOR FIGURESand Two-SpeedAir Conditioner 312AAVVENTING ACCESSORIESFig. 33 - Furnace Control-PSCBlower Motor 312AAVMASONRY CHIMNEY REQUIREMENTS GENERAL VENTING REQUIREMENTS312AAV CARBON MONOXIDE POISONING HAZARDA10133 Fig. 34 - Chimney Inspection Chart312AAV Connectors ENFPA & AGA Installations with Type-B Double-WallVentExterior Masonry Chimney FAN + NAT Thousands of BTUH per HourADDITIONAL VENTING REQUIREMENTS Fig. 35 - Upflow Application-VentElbow UpFig. 36 - Upflow Application-VentElbow Right 312AAV312AAV Fig. 38 - Downflow Application-VentElbow Upthen Up then Up312AAV 312AAV VENTING NOTES FOR FIGStep 1 - General START-UP,ADJUSTMENT, AND SAFETY CHECKBURN HAZARD 312AAVStep 3 - Adjustments Step 2 - Start-UpProceduresFIRE AND EXPLOSION HAZARD UNIT DAMAGE HAZARD312AAV Table 11 - Altitude Derate Multiplier for U.S.AFig. 48 - Redundant Automatic Gas Control Valve ELECTRICAL SHOCK HAZARD Fig. 49 - Orifice Hole312AAV 312AAV Table 12 - Gas Rate cu ft. /hrFURNACE OVERHEATING HAZARD 312AAV Table 13 - Speed SelectionELECTRICAL SHOCK HAZARD FIRE HAZARDStep 5 - Checklist Step 4 - Check Safety ControlsFig. 50 - Amp. Draw Check with Ammeter 312AAVA10184 312AAVA10184A 312AAVA10185 312AAVA10185A 312AAVELECTRICAL CONTROLS AND WIRING SERVICE AND MAINTENANCE PROCEDURESStep 1 - Introduction FIRE, PERSONAL INJURY AND UNIT DAMAGE HAZARDFig. 51 - Service Label Step 2 - Care and MaintenanceCARBON MONOXIDE POISONING AND FIRE HAZARD SERVICEA07125 Fig. 52 - Wiring Diagram312AAV Table 17 - Filter Size Information In. / Mm CLEANING AND/OR REPLACING AIR FILTERBLOWER MOTOR AND WHEEL 312AAVFig. 53 - Igniter Position-SideView CLEANING HEAT EXCHANGER312AAV UNIT DAMAGE HAZARDStep 3 - Sequence of Operation Fig. 55 - Cleaning Heat Exchanger CellFig. 54 - Igniter Position-TopView 312AAVSee Fig. 23 or 32 for thermostat connections 312AAV312AAV a.Single-SpeedCooling4.Thermidistat Mode Step 5 - Troubleshooting Step 4 - Wiring Diagrams5.Continuous Blower Mode 312AAV312AAV Fig. 56 - Troubleshooting Guide - 2-Speed312AAV KitAdapter Chimneyin usedswitch shutoffventBlocked A05001312AAV Table 18 - Accessory ListDESCRIPTION PART NUMBERCASING GROUP PARTS REPLACEMENT INFORMATION GUIDEGAS CONTROL GROUP ELECTRICAL GROUP