York DFAH, DFAA installation manual Unitary 5005 Norman Product York Group Drive 73069

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NOTES

Subject to change without notice. Printed in U.S.A.	107272-UIM-B-1105
Copyright © by York International Corp. 2005. All rights reserved.	Supersedes: 107272-UIM-A-0905

Unitary	5005	Norman
Product	York	OK
Group	Drive	73069

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Contents Section I Safety For InstallationList of Sections List of FiguresSafety Requirements Specific Safety Rules and PrecautionsFollowing requirements to be met Combustion AIR Quality List of Contaminants InspectionCheck Certifications / Approvals Furnace Location and ClearancesTOP Front Back Sides AIR Inlet Roof Jack DUCT1 Piping FLOOR/BOTTOMSection II Ductwork Duct system’s design and installation mustDuctwork General Information Duckwork Installation Air Distribution SystemsDuct Design Canada Clearance Requirements CanadaAir Distribution Systems Duct Connectors Installation of Screw Attachment Duct ConnectorInstallation of TAB Attachment Duct Connectors Furnace and Air Conditioner InstallationsInstallation of the Furnace MBH CFMSection III Filters Blend AIR InstallationsReturn AIR Requirements Section IV OIL Piping OIL SafetyConnect Fuel Lines Installation and Checking of OIL Piping Effect of Elevation on OIL Burner FiringExample AFGSection V Electrical Power Solenoid WiringElectrical Power Connections ONE Pipe SystemLOW Voltage Control Wiring Connections Vent and Combustion AIR SafetyEighteen gauge thermostat wire is highly recommended Section VI VENT/COMBUSTION AIR SystemExisting Furnace Replacement NEW Home InstallationInstallation in Snow Regions Exterior Roof Jack ExtensionInstalling Roof Jack in Roof Connect Roof Jack to FurnaceLocating and Cutting Roof Jack Opening Interior ExtensionsComplete Installation, as required Roof Jack Adjustable Height withSecure Roof Jack to Roof Interior ExtensionDfaa Models Dfah Models UIM-B-1105 Vent System Installing Ceiling RingVent Clearances Home Layout Canadian Installations1 US Installation2 Section VII Safety Controls Specifications Section Viii START-UP AdjustmentsSTART-UP and Adjust Burner Adjustment of OIL Pump Pressure Adjustment of Temperature RiseIgnition System Sequence SET Combustion with InstrumentsFinal Procedure Install Furnace DoorsApplying Filter Pressure Drop to Determine System AirflowItem Number Description Dfaa ModelDfah Model Section IX Wiring Diagram OIL-FIRED Furnace Wiring Diagram for Dfaa Oil-Fired FurnaceWiring Diagram for Dfah Oil Furnace Unitary Products Group UIM-B-1105Installation of Burner and Controls Section X GAS GUN BurnerPreparation of Combustion Chamber GAS PipingTesting Piping for Leaks GAS Piping InstallationLocate GAS LEAKS, USE a Soap Solution Length of Pipe Nominal Diameter of Pipe in Inches mmGAS Orifice Conversion for Propane LP High Altitude GAS Orifice ConversionSizing Furnace Input Natural GASPropane GAS Gas Firing Rate Orifice Air ShutterPurging Section XI START-UP AdjustmentsCalculating the Furnace Input Natural GAS USA use the following formula to calculate the furnace input Adjustment of Manifold GAS Pressure Initial Start UPChecking the GAS Pressures Inlet GAS Pressure RangeIf Furnace Fails to Operate Properly Observing Burner OperationPerformance Check Electrode Orientation and Gap Section XII Wiring Diagram GAS Conversion Burner Wiring Diagram for Dfah Gas Gun Unitary 5005 Norman Product York Group Drive 73069 Copyright by York International Corp . All rights reserved

107272-UIM-B-1105

Copyright © by York International Corp. 2005. All rights reserved.

Unitary

5005

Norman

Product

York

Group

Drive

73069