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FORM NO. G22-509 REV. 1Supersedes Form No. G22-509GAS FURNACESTWO-STAGE SUPER QUIET 80 COMMUNICATING UPFLOW/HORIZONTAL GAS FURNACESEQUIPPED WITH THE COMFORTCONTROL SYSTEM RGPE- SERIES2ECM EquippedModels with Input Rates from50,000 to 125,000 BTU/HR115 Volts, 60 Hz, Single Phase[15 to 37 kW](U.S. & Canadian Models)The Ruud Ultra Series Super Quiet 80 Two Stage line of upflow/horizontal gas furnaces are designed for utility rooms, closets, alcoves, orattics. Because of the furnace’s low-profile 34 inch [864 mm] height, theupflow model installed vertically can also be used to satisfy mostapplications that traditionally call for a horizontal furnace.The design is certified by CSA International.Features Equipped withComfort Control 2 System Serial communication enabled Increased system reliability and efficiency 28 on-board diagnostic and operating codes Active Protection with homeowner“Call for Service” alert Dual 7-segment LED displayCommunicating Furnace ThermostatUHC-TST550CMMSENERUIDEAnnual Fuel Utilization Efficiency -AFUETHIS MODEL80.0%MID78%82%HIGH88%97%The Comfort Control 2 System provides over 28 on-board diagnosticsand fault history codes by detecting system and electrical problems. “Callfor Service” alert notification is sent to the thermostat to alert the homeowner of required service. Serial Communication Enhanced – When installed with a Serial Communicating Condensing Unit and user interface control (UHC-TST550CMMS) 500Series thermostat this unit offers 4 or 2 wire installation, auto-configuration,and diagnostic messaging with full communicating capability. Patented Heat Exchanger, constructed of both stainless and aluminizedsteel for the maximum in corrosion resistance. Low profile “34 inch” [864 mm] design is lighter and easier to handle, andleaves room for optional equipment. Energy efficient and quiet ECM 2 communicating motor. Improves cooling efficiency when matched with rated condensing unitand coil. Constant CFM. Seven segment LED for system diagnostics. Diagnostic history for troubleshooting. Dip switch settings for selectable cooling airflow. On-demand dehumidification terminal for improved comfort in cooling mode. Convertible from upflow to horizontal left or right. Left or right side gas and electric inlet connections. All models equipped with flame sensor feature, an integrated board withhumidifier and electronic air cleaner hookups. Insulated blower compartment, a slow-open gas valve, a speciallydesigned draft inducer motor and blower motor make it one of the quietestfurnaces on the market today. Pre-paint galvanized steel cabinet. Molded permanent filter. Easy door removal and replacement. Compatible with single or two-stage thermostat. (For optimal performance,two-stage thermostat recommended.)A variety of cooling coils and plenums designed to use with Ruud UltraSeries Super Quiet 80 Two Stage gas furnaces are available as optionalaccessories. A.F.U.E. (Annual Fuel Utilization Efficiency) calculated in accordance with Department of Energytest procedures.

FEATURES & BENEFITS OF THE COMFORT CONTROL2 SYSTEM The Ruud Dual 7-Segment LED Display easily shows systemoperating status codes and diagnostic codes. The Status Indication System Diagnostics featurethermostat communicationcapability and built-in diagnostics. The thermostat communication capability andalerts the homeowner to anynecessary service requirements. Faster, more accurateservice is provided by thebuilt-in diagnostics, by providing the HVAC professionalwith dependable information.2Ruud Heating, Cooling and Water Heating The fault recall feature will allow for the last six fault-codesto be displayed, and will retain these codes even if powerfailure occurs. In order to save time and money, replacement automotivestyle fuses can be utilized instead of replacing the entirecontrol board.

RUUD ULTRA SERIES SUPER QUIET 80 TWO STAGEUPFLOW/HORIZONTAL GAS FURNACETwo-Speed DraftInducer MotorHeat ExchangerPressure SwitchDirect Spark IgnitorIn-Shot BurnersIFCIntegrated Furnace ControlSTANDARD EQUIPMENTCompletely assembled and wired; 2 speed draft inducer; high and low pressureswitches; redundant 2 stage main gas control; blower compartment door safetyswitch; solid state time on/time off blower control; limit control; transformer;ECM blower motor. Furnaces are equipped with cooling/heating relay andtransformer (50VA) ready for air conditioning applications. (Please note: athermostat is not included as standard equipment.) Flame sensor diagnostics;fused protection (secondary).Flame SensorECM MotorThe complete terms of limited and other warranties are available at oursales office, or through local installer.All models can be converted by a qualified HVAC professional or local servicedealer to use L.P. (propane) gas without changing burners. Factory approvedkits must be used to convert from natural to L.P. (propane) gas and may beordered as optional accessories from a Ruud parts distributor.For L.P. (propane) operation, refer to Conversion Kit Index Form.WARNINGTHIS FURNACE IS NOT APPROVEDOR RECOMMENDEDFOR USE IN MOBILE HOMESRuud Heating, Cooling and Water Heating3

BEFORE PURCHASING THIS APPLIANCE, READ IMPORTANT ENERGY COST AND EFFICIENCY INFORMATION AVAILABLEFROM YOUR RETAILER.PHYSICAL DATA AND SPECIFICATIONS (UPFLOW)U.S. AND CANADA MODELSMODEL NUMBERSRGPE- SERIES100% High Input–BTU/Hr [kW] ➁High Heating Capacity–BTU/Hr [kW] ➀70% Low Input–BTU/Hr [kW]Low Heating Capacity–BTU/Hr [kW]Heating–Ext. Static Pressure [kPa]Blower (D x W) [mm]ECM Motor H.P. [W]Motor Full Load Amps.Unit AmpsMaximum Overcurrent ProtectionFactory Heating Speed CFM–High Fire [L/s]Factory Heating Speed CFM–Low Fire [L/s]Cooling CFM @ .5" [kPa] E.S.P.(Nominal) [L/s] (Range)Max. E.S.P. (In. W.C.) [kPa]Temperature Rise Range High Input F [ C]Low InputMax. Outlet Air Temp. F [ C]Standard Filter Size–Inches[mm]Approx. Shipping Weight (Lbs.) [kg]Return Air Cabinets(Opt.) RXGRFilter Size [mm]AFUE ➀05EBMKR05NBMKR50,000 [15]40,000 [12]35,000 [10]28,000 [8].10 [.025]11 x 7[279 x 178]3/4 [559]9.68.715850 [401]625 [295]600-1200[283]-[566]0.8 [.2]25-55 [13.9-30.6]20-50 [11.1-27.8]155 [68.3]153/4 x 25[400 x 635]110 [50]C17B(2) 12 x 16[305 x 406]80%07EAMKR07NAMKR75,000 [22]60,000 [18]52,500 [15]42,000 [12].15 [.037]11 x 7[279 x 178]1/2 [373]7.78.7151176 [555]980 [462]600-1200[283]-[566]0.8 [.2]30-60 [17-33]20-50 [11.1-27.8]165 [73.8]153/4 x 25[400 x 635]115 [52]C17B(2) 12 x 16[305 x 406]80%07EBRQR07NBRQR75,000 [22]60,000 [18]52,500 [15]42,000 [12].15 [.037]11 x 10[279 x 254]3/4 [559]9.612.0151305 [616]1125 [533]1000-1600[472]-[755]0.8 [.2]25-55 [13.9-30.6]20-50 [11.1-27.8]165 [73.8]191/4 x 25[489 x 635]115 [52]C21B(2) 20 x 16[508 x 406]80%10EBRMR10NBRMR100,000 [29]80,000 [23]70,000 [20]56,000 [16].20 [.05]11 x 10[279 x 254]1 [746]12.812.0151600 [753]1300 [615]1200-2000[566]-[944]0.8 [.2]30-60 [17-33]25-55 [13.9-30.6]170 [76.6]191/4 x 25[489 x 635]120 [54]C21B(2) 20 x 16[508 x 406]80%12EARMR12NARMR125,000 [37]100,000 [29]87,500 [25]70,000 [20].20 [.05]11 x 10[279 x 254]1 [746]12.812.0151832 [865]1420 [670]1200-2000[566]-[944]0.8 [.2]35-65 [19.4-36.1]30-60 [17-33]180 [82.2]223/4 x 25[578 x 635]140 [63]C24B(2) 24 x 16[610 x 406]80%➀ In accordance with D.O.E. test procedures.➁ See Conversion Kit Index Form for high altitude derate.GENERAL TERMS OF LIMITED WARRANTYRuud will furnish a replacement for any part of this productwhich fails in normal use and service within the applicableperiod stated, in accordance with the terms of the limitedwarranty.Gas Heat Exchanger Limited Warranty .Limited LifetimeAny Other Part .Ten (10) YearsFor Complete Details of the Limited Warranty, Including Applicable Termsand Conditions, See Your Local Installer or Contact the Manufacturer fora Copy.MODEL IDENTIFICATION—UPFLOW Heating Input DesignationSeriesInputElectricNOxE Communicating Ignition ModelBTU/HR05E07E10E12E[ ] Designates Metric Conversions4Ruud Heating, Cooling and Water Heating05N07N10N12N50,000 [15 kW]75,000 [22 kW]100,000 [29 kW]125,000 [37 kW]AVariationsA Std.CabinetB WideCabinetMKRBlowerHeating & CoolingFuel TypeDesignationDesignationR Natural Gas,U.S. andK 600-1200 CFMM 11 x 7Canadian[283-566 L/s][279 x 178 mm]StandardM 1200-2000 CFMR 11 x 10Furnace[566-944 L/s][279 x 254 mm]Q 1000-1600 CFM[566-944 L/s]

UPFLOW DIMENSIONSUPFLOW DIMENSIONS AND CLEARANCE TO COMBUSTIBLE MATERIAL (INCHES) [mm]REDUCED CLEARANCES (IN.) [mm]MODELRGPE-ABCD05, 07A07B, 1012171/2 [445]211/2 [533]241/2 [622]1611/32 [415]1927/32 [504]2311/32 [593]123/8 [314]141/8 [359]157/8 [403]➀➀➀EF151/2 [381] 21/2 [64]181/2 [470] 21/2 [64]221/2 [559] 21/2 [64]LEFTSIDE000RIGHTSIDEBACKTOPFRONT3 [76] ➁000001 [25]1 [25]1 [25]3 [76]3 [76]3 [76]SHIP. WGTS.(LBS.) [Kg]6 [152] ➂ 105 [47.6]6 [152] ➂ 120 [54.4]6 [152] ➂ 140 [63.5]VENTNOTES: ➀ May require a 3" [76 mm] to 4" [102 mm] or 3" [76 mm] to 5" [127 mm] adapter.➁ May be 0" [0 mm] with type B vent.➂ May be 1" [25 mm] with type B vent.Furnaces must be vented in accordance with the National Fuel Gas Code, ANSI Z223.1 and/or Can/CGA-B149 Installation Codes and in accordance withlocal codes.[ ] Designates Metric ConversionsRuud Heating, Cooling and Water Heating5

HORIZONTAL DIMENSIONSWARNINGTHIS FURNACE IS NOT APPROVEDOR RECOMMENDED FOR INSTALLATIONON ITS BACK, WITH ACCESS DOORSFACING UPWARDS.NOTE: In horizontal configuration, return air cutout is not permitted.HORIZONTAL DIMENSIONS AND CLEARANCE TO COMBUSTIBLE MATERIAL (INCHES) [mm]REDUCED CLEARANCES (IN.) [mm]MODELRGPE-ABCD05, 07A07B, 1012171/2 [445]21 [533]241/2 [622]1611/32 [415]1927/32 [504]2311/32 [593]123/8 [314]141/8 [359]157/8 [403]➀➀➀EFLEFTSIDE015 [381] 21/2 [64]0181/2 [470] 21/2 [64]022 [559] 21/2 [64]RIGHTSIDEBACKTOPFRONT3 [76] ➁000001 [25]1 [25]1 [25]3 [76]3 [76]3 [76]SHIP. WGTS.(LBS.) [Kg]6 [152] ➂ 110 [49.9]6 [152] ➂ 120 [54.4]6 [152] ➂ 140 [63.5]VENTNOTES: ➀ May require a 3" [76 mm] to 4" [102 mm] or 3" [76 mm] to 5" [127 mm] adapter.➁ May be 0" [0 mm] with type B vent.➂ May be 1" [25 mm] with type B vent.Furnaces must be vented in accordance with the National Fuel Gas Code, ANSI Z223.1 and/or Can/CGA-B149 Installation Codes and in accordance withlocal codes.[ ] Designates Metric Conversions6Ruud Heating, Cooling and Water Heating

BLOWER PERFORMANCE DATA—UPFLOW/HORIZONTAL MODELSMODEL RGPE-BLOWER SIZE(D X W)INCHES [mm]ECMMOTOR H.P.[W]0511 x 7[279 x 178]3/4[559]07A11 x 7[279 x 178]1/2[373]07B11 x 10[279 x 254]3/4[559]10, 1211 x 10[279 x LOWHIGHMED-HIMEDLOWHIGHMED-HIMEDLOWCFM [L/s] AIR DELIVERYEXTERNAL STATIC PRESSUREINCHES WATER COLUMN [kPa].1 [.025]–.8 [.2]1200 [566]1000 [472]800 [378]600 [283]1200 [566]1000 [472]800 [378]600 [283]1600 [755]1400 [661]1200 [566]1000 [472]2000 [944]1600 [755]1400 [661]1200 [566]NOTE: See Coil Specification Sheet for coil data.[ ] Designates Metric ConversionsRuud Heating, Cooling and Water Heating7