TECHNICAL GUIDEAFFINITYMODELS: PV9GAS-FIREDCONDENSING / HIGH EFFICIENCYTWO STAGE VARIABLEUPFLOW FURNACESUP TO 94% AFUENATURAL GAS40 - 120 MBH INPUTDue to continuous product improvement, specificationsare subject to change without notice.Visit us on the web at www.york.com for the mostup-to-date technical information.Additional rating information can be found atwww.gamanet.org.EFFICIENCYRATINGCERTIFIEDThis product was manufacturedin a plant whose quality systemis certified/registered as beingin conformity with ISO 9001.036-21584-001 Rev. B (1004)FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALEDESCRIPTIONThese Category IV, highly efficient, compact, condensingtype furnaces are designed for residential and commercialinstallations in a basement, closet, alcove, recreation roomor garage where the ambient temperature is above 32°F, orhigher. They may be either side wall or thru-roof ventedusing approved plastic type combustion air and vent piping.All units are factory assembled, wired and tested to assuredependable and economical installation and operation.WARRANTYLifetime limited warranty on both heat exchangers to theoriginal purchaser; a 20-year limited warranty from originalinstallation date to subsequent purchaser.10-year warranty on commercial applications.5-year limited parts warranty.FEATURES• Two stage heating operation includes:- Two stage gas valve- Two stage inducer operation- Variable speed ECM blower operation• Provides increased comfort level & very quiet unit oper-ation• Adjustable delay timer allows two stage operation withsingle stage thermostat• Compact, easy to install, ideal height 40" cabinet• Blower-off delay for cooling SEER improvement.• Easy to connect power/control wiring.• Built-in, high level self diagnostics with fault code display.• Low unit amp requirement for easy replacement applica-tion.• Integrated control module for reliable, economical opera-tion.• High velocity filter and side -return filter rack provided foreasy field installation.• May be installed as either two-pipe (sealed combustion)or single pipe vent (using indoor combustion air)• Top intake & vent connection allows installation in narrowlocations.• Electronic Hot Surface Ignition saves fuel cost withincreased dependability and reliability.• Induced combustion system with inshot main burners forquiet, efficient operation.• No special vent termination kit required.• 100% shut off main gas valve for extra safety.• 24V, 40 VA control transformer and blower relay suppliedfor add-on cooling.• Hi-tech tubular aluminized steel primary heat exchanger.• Secondary (condensing) heat exchanger of 29-4C high-grade stainless steel.• Timed on, adjustable off blower capability for maximumcomfort.• Solid removable bottom panel allows easy application.• Easy access from front of unit for cleaning, maintenanceor service.• Protection from intake, exhaust or condensate blockage.• Insulated blower compartment for quiet operation.• ClimaTraK comfort system allows dealer to customizecomfort settings based on regional location.