[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"doc-seo-662340-105":3,"detail-sidebar-cat-0-en-105":80,"doc-detail-662340-en":130},{"code":4,"msg":5,"data":6},0,"ok",{"site_id":7,"language":8,"slug":9,"title":10,"keywords":11,"description":12,"schema_data":13,"social_meta":73,"head_meta":75,"extra_data":77,"updated_unix":79},105,"en","g8-series-gas-furnaces-up-flo-gas-units-feature-energy-savings","G8 SERIES GAS FURNACES - UP-FLO Gas Units Feature Energy Savings","","Lennox G8 series up-flo gas furnaces are presented as solutions for residential, small business, and commercial installations, designed for low-height, quiet operation, and modern cabinet styling. The document highlights direct drive blower options, standing pilot models, and electronic POWERLITE pilot ignition models that keep the pilot active only during furnace cycles. It also covers return air placement, large air filters, thermostat and wiring provisions, and add-on comfort components like cooling coils, humidifiers, and electronic air cleaners, including factory assembly and certification details.",{"@graph":14,"@context":72},[15,34,55],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/technology/","Technology",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/g8-series-gas-furnaces-up-flo-gas-units-feature-energy-savings/662340/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/g8-series-gas-furnaces-up-flo-gas-units-feature-energy-savings/662340.png","ImageObject",300,407,{"name":42,"@type":43},"Mabel","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-10-30","2026-10-28",true,{"@type":52,"interactionType":53,"userInteractionCount":22},"InteractionCounter",{"@type":54},"ViewAction",{"@type":56,"mainEntity":57},"FAQPage",[58,64,68],{"name":59,"@type":60,"acceptedAnswer":61},"What installation spaces are suitable for the Lennox up-flo G8 series furnaces?","Question",{"text":62,"@type":63},"The document states the low height and cabinet design allow installation in recreation or family rooms, basements, utility rooms, or closets, including basement and closet setups with cooling coils.","Answer",{"name":65,"@type":60,"acceptedAnswer":66},"How do the 'E' models reduce energy and costs?",{"text":67,"@type":63},"E models use an automatic electronic pilot ignition system where the pilot flame is on only during the furnace operating cycle, avoiding the need to shut off the pilot during the summer air conditioning season.",{"name":69,"@type":60,"acceptedAnswer":70},"What is the purpose of the DURACURVE® heat exchanger in the G8 furnaces?",{"text":71,"@type":63},"The DURACURVE® heat exchanger is described as eliminating fatigue failure, ticking, resonance, and cleanability problems through its clam section flue restriction zone formed by two concentric cylinder sections.","https://schema.org",{"og:url":32,"og:type":74,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":76,"canonical":32},"index,follow",{"doc_id":78,"site_id":7},662340,1793212223,{"code":4,"msg":81,"data":82},"success",[83,87,91,95,100,104,109,114,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":84,"show_sort_weight":85,"slug":86},"Story & 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Ignition Option  \n● Sized For Air Conditioning  \n● Return Air Choice  \n● Extra Large Filter  \n# Up-Flo Gas Units Feature Energy SavingsGreat Dependability And Applicatlon Cholce\n\nThe Lennox gas fired up-flo G8 Series are equally applicable toresidential and small business or commercial installations.The lowheight,quietness of operation and ultra modern cabinet designpermits installation in a recreation or family room,basement,utilityroom or closet.  \nThe low height of furnace,due to the expert design features ofthe DURACURVE®heat exchanger,will allow ample space forbasement installations.Return air entry is possible in either sideor bottom of cabinet.These high-style furnaces are trim andattractive with a durable finish of baked-on enamel.Die formedpanels and doors have a ruggedness and appearance unequalled.Quiet operation blowers have sufficient capacity to handle air con-ditioning requirements.  \nSeveral sizes and models are available with a choice of capacities,air volumes and controls.G8 models are equipped with a stand-ing pilot.\"E\"model units are available with an energy and costsaving automatic electronic pilot ignition system.Pilot flame is ononly during fumace operating cycle.No need to shut off pilot duringsummer air conditioning season.  \nLennox direct expansion evaporator units and matching condens-ing units,electronic air cleaners and power humidifiers can be add-ed to the furnace for a complete ali season total comfort installation.Quiet operating blower has sufficient capacity to handle air con-ditioning air volume requirements.  \nThe G8 series furnaces are design certified by C.G.A.In addition,units have been developed and thoroughly tested in the LennoxResearch Laboratory.Each unit is test operated on the assemblyline before shipment insuring proper operation.Blower data is fromunit tests conducted in the Lennox Research Laboratory air testchamber.  \nAll units are shipped completely factory assembled with all ofthe controls installed,piped and wired.The installer has onlyto mount the thermostat,make duct,vent,gas supply andelectrical supply connections to complete a low cost instalation.  \nG8 SERIES GAS FURNACES -UP-FLO  \n55,000 to 180,000 Btuh(16.1 to 52.7 kW)INPUTAdd-On Cooling -1-1/2 thru 5 Nominal Tons  \n(5.3 thru 17.6 kW)  \nTypical Appllcatlons  \nBasement instalation with  \ncooling coil and humidifier  \nCanad dition  \nENGINEERINS DATA  \nHEATNe UNITS  \nGAS  \nPage  \n风1985  \nSupersedes Spt.1984  \nCloset installation  \nwith cooling coil.  \nFEATURES  \nG8 Models With Standlng Pllot and Automatlc Gas Con-trols-G8 series standard models (natural and L.P.G.gas)areequipped with silent operating gas controls with 100%safetyshutoff.24v gas control valve combines a manual main shut-offvalve,automatic safety pilot,pilot and bleed gas filtration,automatic electric valve and gas pressure regulation into a com-pact combination control.Manual lighted standing pilot (contin-uous flame)provides sure and safe main burner operation.  \nDirect Drive Blowers-G8D and G80 models are equipped withquiet direct drive blowers.Each blower is statically and dynamicallybalanced as an a8sembly.Multiple-speed motor is resilientlymounted.A choice of blower speeds is available.See blower per-formance charts.Change in blower speed is aasily accomplishedby a simple change in wiring.One,two or three speed operationis possible with the addition of optional relays.  \n\"E\"Models With Electronic Pilot Ignltlon and Automatic GasControls-G8D2-82E,G803-90E,G803-105E,G803-120E,G8Q4-150E and G8-180E models(natural gas only)are equippedwith factory installed POWERLITE solid-state electronic pilotgnition and silent operating gas controls.24v gas control valvecombines a manual main shut-off valve,automatic safety pilot,pilot and bleed gas filtration,automatic electric valve and gaspressure regulation into a compact combination control.Solid-stateelectronic direct spark igniter provides positive ig","cbCaialMFaGQE4mp","https://ap.wps.com/l/cbCaialMFaGQE4mp","pdf",616822,"English","# Up-Flo Gas Units Feature Energy Savings\n## Installation Applications\n## Key Models and Ignition Options\n## Features and Components\n## Certified Testing and Shipping\n## Wiring and Controls","[{\"question\":\"What installation spaces are suitable for the Lennox up-flo G8 series furnaces?\",\"answer\":\"The document states the low height and cabinet design allow installation in recreation or family rooms, basements, utility rooms, or closets, including basement and closet setups with cooling coils.\"},{\"question\":\"How do the 'E' models reduce energy and costs?\",\"answer\":\"E models use an automatic electronic pilot ignition system where the pilot flame is on only during the furnace operating cycle, avoiding the need to shut off the pilot during the summer air conditioning season.\"},{\"question\":\"What is the purpose of the DURACURVE® heat exchanger in the G8 furnaces?\",\"answer\":\"The DURACURVE® heat exchanger is described as eliminating fatigue failure, ticking, resonance, and cleanability problems through its clam section flue restriction zone formed by two concentric cylinder sections.\"}]","G8 SERIES GAS FURNACES - UP-FLO Gas Units Feature Energy Savings | PDF",15]