York YM8M060A12MP11 Technical Manual
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TECHNICAL GUIDE80% MODULATING (PSC MOTOR)GAS-FIRED RESIDENTIALMULTI-POSITION GAS FURNACESSTANDARD & Low NOx MODELSMODELS: YM8M / YMLMNATURAL GAS60 - 120 MBH INPUTDue to continuous product improvement, specificationsare subject to change without notice.Visit us on the web at www.york.comAdditional rating information can be found atwww.ahridirectory.orgWARRANTYLifetime limited warranty on heat exchanger to the original purchaser; a20-year limited warranty from original installation date to subsequentpurchaser.10-year warranty on the heat exchanger in commercial applications.Standard 5-year limited parts warranty.Extended 10-year limited parts warranty when product is regis-tered online within 90 days of purchase for replacement or closingfor new home construction.EFFICIENCYRATINGCERTIFIEDISO 9001Certified QualityManagement System402695-YTG-C-0409FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALEDESCRIPTIONThese compact units employ induced combustion, reliable hotsurface ignition and high heat transfer aluminized tubular heatexchangers. The units are factory shipped for installation inupflow or horizontal applications and may be converted fordownflow applications.These furnaces are designed for residential installation in abasement, closet, alcove, attic, recreation room or garage andare also ideal for commercial applications. All units are factoryassembled, wired and tested to assure safe dependable andeconomical installation and operation.These units are Category I listed and may be common ventedwith another gas appliance as allowed by the National Fuel GasCode.FEATURES• Modulating heating operation includes:- Modulating gas valve, inducer and circulating blower.- Modulating operation from 100% input to 50% input in 1%increments.• Easily applied in upflow, horizontal left or right, or downflowinstallation with minimal conversion necessary.• Compact, easy to install, ideal height 33" tall cabinet.• Blower-off delay for cooling SEER improvement.• Easy access to controls to connect power/control wiring.• Built-in, high level self diagnostics with fault code display.• Low unit amp requirement for easy replacement application.• All models are convertable to use propane (LP) gas.• Electronic Hot Surface Ignition saves fuel cost withincreased dependability and reliability.• 100% shut off main gas valve for extra safety.• High-efficiency variable speed direct drive motor.• 24V, 40 VA control transformer and blower relay supplied foradd-on cooling.• Hi-tech tubular aluminized steel primary heat exchanger.• Blower door safety switch.• Solid removable bottom panel allows easy conversion.• Low NOx models have been designed to meet specific coderequirements.• Airflow leakage less than 1% of nominal airflow forductblaster conditions.• No knockouts to deal with, making installation easier.• Movable duct connector flanges for application flexibility.• Quiet inducer, burner and blower operation.• Inducer rotates for easy conversion of venting options.• Fully supported blower assembly for easy access andremoval of blower.• External air filters used for maximum flexibility in meetingcustomers IAQ needs.• Venting applications - may be installed as a common ventwith other gas-fired appliances.• Insulated blower compartment for thermal and acousticperformance.• 1/4 turn knobs provided for easy door removal. |
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