Trane UD1A040A9H21B, UD1D120A9H51B, UD1B060A9H31B, UD1C080A9H41B, UD1B100A9H31B manual Drawing

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Installer’s Guide

		From Dwg. 21C341699 Sh. 1 Rev. 4
DRAWING	IN INCHES)
*UD1-H OUTLINE	(ALL DIMENSIONS ARE
18-CD21D1-5		5

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Contents USA/CANADA Alternate CanadaCarbon Monoxide Poisoning Hazard Safety SectionInstaller’s Guide Contents Location and Clearances General Installation InstructionsDrawing DD1-HF Outline Drawing Upflow Installation Downflow InstallationHorizontal Installation Required Floor Opening DownflowInput ALL Equip Ment Installed Input ALL EQUIP- Ment InstalledAIR for Combustion and Ventilation Less than 50 CU. FTMinimum Free Area in Square Inches Each Opening Furnace only Return AIR Duct Connection Duct ConnectionsBottom Filter Rack Installation Typical Upflow Return AIR Filter InstallationsReturn AIR Filters FilterAirf low Optional Filter Rack Installation for Bottom ReturnFilter Rack Retaining Screw/Pin Filter Bottom Panel Typical Downflow Furnace Return AIR Filter InstallationsCabinet Filter Filter Bracket Width Size Location General Venting InstructionsVenting Into a Masonry Chimney Vent PipingInternal Masonry Chimneys Carbon Monoxide Poisoning HazardGAS Vent Termination Electrical ConnectionsFurnace See Stage Heating only Thermostat TwinningSequence of Operation Thermostat Call for Heat GAS PipingCombustion and Input Check START-UP and AdjustmentPreliminary Inspections High Altitude Derate Part Numbers for Replacement OrificesOrifice Sizes GAS Flow in Cubic Feet PER Hour Cubic Foot Dial Lighting InstructionsTo Shut OFF Operating Information Control and Safety Switch AdjustmentWhat to do if YOU Smell GAS Integrated Furnace Control Error Flash Codes