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Bryant 312AAV/JAV instruction manual Wiring Diagram, A07125

Models: 312AAV/JAV

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312AAV

A07125

Fig. 52 - Wiring Diagram

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Bryant 312AAV/JAV instruction manual Wiring Diagram, A07125

Contents

312AAV/JAV 2-STAGEDELUXE, INDUCED COMBUSTION Installation, Start-up,Operating andService and Maintenance Instructions Series 140/E 4-WAYMULTIPOISE GAS FURNACETable 1 - Dimensions - In. mm Fig. 1 - Dimensional Drawing312AAV FURNACE RELIABILITY HAZARD SAFETY CONSIDERATIONSINTRODUCTION CUT HAZARDFig. 2 - Clearances to Combustibles 312AAVStep 2 - General Installation ELECTROSTATIC DISCHARGE ESD PRECAUTIONS PROCEDUREStep 1 - Safety Step 6 - Gas Piping and Gas Pipe Pressure TestingGENERAL LOCATIONFig. 4 - Multipoise Orientations CARBON MONOXIDE POISONING AND UNIT DAMAGE HAZARDAIR FOR COMBUSTION AND VENTILATION Fig. 5 - Installation in a GarageFig. 6 - Prohibit Installation on Back FIRE, INJURY OR DEATH HAZARDOutdoor Combustion Air Method FURNACE CORROSION HAZARDCARBON MONOXIDE POISONING HAZARD 312AAVIndoors OutdoorsCARBON MONOXIDE POISONING HAZARD INSTALLATION Fig. 9 - Removing Bottom Closure Panel DOWNFLOW INSTALLATIONHORIZONTAL INSTALLATION Leveling Legs If DesiredPlatform Furnace Support Fig. 11 - Floor and Plenum Opening DimensionsInstalled on a Combustible Floor Roll-OutProtectionUPFLOWDOWNFLOW HORIZONTAL Table 4 - Opening dimensions - In. mmFig. 14 - Duct Flanges 312AAV312AAV Fig. 15 - Horizontal Unit SuspensionFig. 16 - Horizontal Suspension with Straps 1/4 6mm THREADED ROD 4 REQAIR DUCTS General Requirements Fig. 17 - Typical Attic InstallationFILTER ARRANGEMENT Ductwork Acoustical TreatmentTable 5 - Air Delivery - CFM With Filter 312AAVReturn Air Connections Table 5 - Air Delivery - CFM With Filter* ContDownflow Furnaces GAS PIPINGA02163 312AAVA02075 A02162Fig. 21 - Burner and Manifold Table 6 - Maximum Capacity of PipeFURNACE DAMAGE HAZARD Fig. 22 - Typical Gas Pipe ArrangementELECTRICAL SHOCK AND FIRE HAZARD Fig. 23 - Field Wiring Diagram115-VWIRING ELECTRICAL CONNECTIONSFig. 24 - Relocating J-Box Table 7 - Electrical DataJ-BOXRELOCATION ELECTRICAL CONNECTION TO J-BOX24-VWIRING POWER CORD INSTALLATION IN FURNACE J-BOXBX. CABLE INSTALLATION IN FURNACE J-BOX 312AAVDual Fuel Fig. 26 - Two-StageFurnace with Two-SpeedAirConditioner and Single-SpeedHeat Pumpand Two-SpeedAir Conditioner FOR FIGURESand Two-SpeedHeat Pump 312AAVFig. 33 - Furnace Control-PSCBlower Motor ACCESSORIESVENTING 312AAV312AAV GENERAL VENTING REQUIREMENTSMASONRY CHIMNEY REQUIREMENTS CARBON MONOXIDE POISONING HAZARD312AAV Fig. 34 - Chimney Inspection ChartA10133 Exterior Masonry Chimney FAN + NAT Installations with Type-B Double-WallVentConnectors ENFPA & AGA Thousands of BTUH per HourFig. 36 - Upflow Application-VentElbow Right Fig. 35 - Upflow Application-VentElbow UpADDITIONAL VENTING REQUIREMENTS 312AAVFig. 38 - Downflow Application-VentElbow Up 312AAV312AAV then Upthen Up VENTING NOTES FOR FIG 312AAVBURN HAZARD START-UP,ADJUSTMENT, AND SAFETY CHECKStep 1 - General 312AAVFIRE AND EXPLOSION HAZARD Step 2 - Start-UpProceduresStep 3 - Adjustments UNIT DAMAGE HAZARDFig. 48 - Redundant Automatic Gas Control Valve Table 11 - Altitude Derate Multiplier for U.S.A312AAV 312AAV Fig. 49 - Orifice HoleELECTRICAL SHOCK HAZARD FURNACE OVERHEATING HAZARD Table 12 - Gas Rate cu ft. /hr312AAV ELECTRICAL SHOCK HAZARD Table 13 - Speed Selection312AAV FIRE HAZARDFig. 50 - Amp. Draw Check with Ammeter Step 4 - Check Safety ControlsStep 5 - Checklist 312AAV312AAV A10184312AAV A10184A312AAV A10185312AAV A10185AStep 1 - Introduction SERVICE AND MAINTENANCE PROCEDURESELECTRICAL CONTROLS AND WIRING FIRE, PERSONAL INJURY AND UNIT DAMAGE HAZARDCARBON MONOXIDE POISONING AND FIRE HAZARD Step 2 - Care and MaintenanceFig. 51 - Service Label SERVICE312AAV Fig. 52 - Wiring DiagramA07125 BLOWER MOTOR AND WHEEL CLEANING AND/OR REPLACING AIR FILTERTable 17 - Filter Size Information In. / Mm 312AAV312AAV CLEANING HEAT EXCHANGERFig. 53 - Igniter Position-SideView UNIT DAMAGE HAZARDFig. 54 - Igniter Position-TopView Fig. 55 - Cleaning Heat Exchanger CellStep 3 - Sequence of Operation 312AAV312AAV See Fig. 23 or 32 for thermostat connections4.Thermidistat Mode a.Single-SpeedCooling312AAV 5.Continuous Blower Mode Step 4 - Wiring DiagramsStep 5 - Troubleshooting 312AAVFig. 56 - Troubleshooting Guide - 2-Speed 312AAVBlocked KitAdapter Chimneyin usedswitch shutoffvent312AAV A05001DESCRIPTION Table 18 - Accessory List312AAV PART NUMBERGAS CONTROL GROUP PARTS REPLACEMENT INFORMATION GUIDECASING GROUP ELECTRICAL GROUP