Lennox furnace installation manual

Lennox Furnace 16L23 Installation instructions manual (8 pages) 9. Lennox 16L24. Lennox Furnace 16L24 Installation instructions manual (8 pages) 10. Lennox 16L25. Lennox Furnace 16L25 Installation instructions manual (8 pages) 11. Lennox LB-89657A.

Lennox furnace installation manual. For installation in a residential garage, the furnace must be<br />. installed so that the burner (s) and the ignition source are<br />. located no less than 18 inches (457 mm) above the floor.<br />. The furnace must be located or protected to avoid physical<br />.

Lennox industries inc gas furnace user's information guide g23. Also See for G23 Series: User's information manual (6 pages) , Installation instructions manual (31 pages) 1. 2. 3. 4.

For installation in a residential garage, the furnace must be installed so that the burner(s) and the ignition source are located no less than 18 inches (457 mm) above the floor. The furnace must be located or protected to avoid physical damage by vehicles. When a furnace is installed in a public garage, hangar, or other building that has aIn some areas, the local code requires that a licensed HVAC contractor install your furnace. Check your local building code enforcement agency to ensure you can do the job yourself...Lennox (NYSE: LII) is a leader in energy-efficient climate-control solutions. Dedicated to sustainability and creating comfortable and healthier environments for our residential and commercial customers while reducing their carbon footprint, we lead the field in innovation with our cooling, heating, indoor air quality, and refrigeration systems.Do not touch any electrical switch; do not use any phone in your building. Leave the building immediately. Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. If you cannot reach your gas supplier, call the fire department. 11/10. 506525−01.ML195UH. MERIT®SERIES. Upflow / Horizontal. Bulletin No. 210591 March 2019. Supersedes September 2018. AFUE - 95% Input - 44,000 to 132,000 Btuh Nominal Add-on Cooling - 2 to 5 Tons. MODEL NUMBER IDENTIFICATION. ML 1 95 UH 070 X P 36 B. Unit Type ML = Merit®Series Stages 1 = One-Stage Nominal Gas Heat InputBlower.The SLP98DFV furnace may be installed in alcoves, clos - ets, attics, basements, garages, and utility rooms. This furnace is not designed for installation in mobile homes, recreational vehicles, or outdoors. Never use an open flame to test for gas leaks. Check all connections using a commercially available soap solutionTitle: lennox g61 gas furnace manual Author: dar2 Subject: lennox g61 gas furnace manual Keywords: furnace, gas furnaces, gas furnace, home furnace, residential ...The EL280UH furnace may be installed in alcoves, closets, attics, basements, garages, crawl spaces and utility rooms in the upflow or horizontal position. This furnace design has not been CSA International certified for installation in mobile homes, recreational vehicles, or outdoors. Use of Furnace as Construction Heater

View and Download Lennox ML18XC2 Series manual online. OUTDOOR UNITS. ML18XC2 Series heat pump pdf manual download. Also for: Ml18xc2-024, Ml18xc2-036, Ml18xc2-048, Ml18xc2-060. ... Heat Pump Lennox XP19 Installation Instructions Manual. Signature collection xp19 series units (33 pages) Heat Pump Lennox LGA Series Unit … EL296UHV(X) Revised 06/2021. icomfort®- ENABLED EL296UHV(X) SERIES UNITS. EL296UHV(X) series units are 90% efficiency gas furnaces used for upflow or horizontal applications only, manufac­ tured with Lennox Duralok heat exchangers formed of aluminized steel. EL296UHV(X) units are available in heat­ ing capacities of 44,000 to 132,000 Btuh ... We have 3 Lennox ML193UH070XE36B manuals available for free PDF download: Installation Instructions Manual, Unit Information, Manual Lennox ML193UH070XE36B Manual (53 pages) Brand: Lennox | Category: Furnace | Size: 3.96 MBLennox ELITE EL296UH070XE36B Installation Instructions Manual (58 pages) ELITE EL296UHE SERIES GAS FURNACE UPFLOW / HORIZONTAL AIR DISCHARGE. Brand: Lennox | Category: Furnace | Size: 2.08 MB.Related Manuals for Lennox Brentwood SP. ... J 05/2013 MODEL Brentwood SP This installation manual will enable you to obtain a safe, efficient and dependable installation of your fireplace system. ... It may starve other fuel burning appliances Aluminum Tape such as gas or oil furnaces. As well, exhaust blowers may compete for Outside air ...Page 6: General. P.O. Box 799900 Dallas, TX 75379−9900 CAUTION Front Back SLP98UHV unit should not be installed in areas nor- mally subject to freezing temperatures. FIGURE 4 These instructions are intended as a general guide and do Upflow Applications not supersede local codes in any way.

• When the furnace is installed in non−direct vent applications,<br /> do not install the furnace where drafts might blow<br /> directly into it. This could cause improper combustion<br /> and unsafe operation.<br /> • When the furnace is installed in non−direct vent applications,<br /> do not block the furnace combustion air opening<br />2021 Lennox Industries Inc. Dallas, Texas, USA Page 1 THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER FOR FUTURE REFERENCE WARNING Improper …G61MP series units are high−efficiency multi−position (up-. flow, downflow, horizontal right and left) gas furnaces. manufactured with Lennox Duralok Plust heat exchang-. ers formed of aluminized steel. G61MP units are available. …Oct 13, 2018 ... Welcome to my YouTube channel! For all your business management needs, I highly recommend using Jobber. Whether you're an HVAC professional ...EL296UHV(X) series units are 90% efficiency gas furnaces used for upflow or horizontal applications only, manufac­ tured with Lennox Duralok heat exchangers formed of aluminized steel. EL296UHV(X) units are available in heat­ ing capacities of 44,000 to 132,000 Btuh and cooling ap­ plications up to 5 tons.For installation in a residential garage, the furnace must be installed so that the burner(s) and the ignition source are located no less than 18 inches (457 mm) above the floor. The furnace must be located or protected to avoid physical damage by vehicles. When a furnace is installed in a public garage, hangar, or other building that has a

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INSTALLATION INSTRUCTIONS G1N80BU, GIN80BR, GIN80BT, CG80UB, CG80RB, & CG80TB 80% Gas-Fired Furnace WARNING Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to this manual. For assistance or additional information, consult a qualified installer, service agency, or the …Page 3: Safety Instructions. WARNING Safety Instructions 1 - Keep the furnace area clear and free of combustible Do not set thermostat below 60°F (16°C) in heating material, gasoline, and other flammable vapors mode. Setting thermostat below 60°F (16°C) reduces and liquids. If it is installed in an insulated area, the the number of heating ... Lennox 2023 Dealer Design Awards. The Lennox S40 Smart Thermostat and EL22XPV Heat Pump have been recognized in the 2023 Dealer Design Awards – Silver Category, for excellence in product design. Learn More 1 Specifications. Download this manual. S e r v i c e L i t e r a t u r e. SLP99UHV series units are high-efficiency upflow, hori-. zontal right and left) gas furnaces equipped with variable. capacity gas valve, variable speed combustion air inducer. and variable speed indoor blower motor. All models are.

Advertisement Oil-fired burners are used in many parts of the country as the basic heat source for warm air and hot water heating systems. Most of the home oil systems in use today...What you need to know about furnace installation begins with understanding the type of furnace that best suits your needs. Goodman Company offers a large selection of furnaces desi...View and Download Lennox ML196UHE installation instructions manual online. ML196UHE furnace pdf manual download. Also for: Merit series, Ml196uh030xe36b ...The Dave Lennox Signature® Collection CBX40UHV air handler units are designed for installation with optional field−installed electric heat and a matched remote outdoor unit that is charged with HFC−410A refrigerant. These units, designed for indoor installation in multiple positions, are completely assembled for upflow and horizontalLennox ELITE EL296UH070XE36B Installation Instructions Manual (58 pages) ELITE EL296UHE SERIES GAS FURNACE UPFLOW / HORIZONTAL AIR DISCHARGE. Brand: Lennox | Category: Furnace | Size: 2.08 MB. Page 1: Table Of Contents INSTALLATION INSTRUCTIONS E 2013 Lennox Industries Inc. Dallas, Texas, USA ML193UH ® MERIT SERIES GAS FURNACE UPFLOW / HORIZONTAL AIR DISCHARGE 507121-01 Litho U.S.A. 08/2013 Supersedes 06/2013 THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER FOR FUTURE REFERENCE This is a safety alert symbol and should never be ignored. For installation in a residential garage, the furnace must be installed so that the burner(s) and the ignition source are located no less than 18 inches (457 mm) above the floor. The furnace must be located or protected to avoid physical damage by vehicles. When a furnace is installed in a public garage, hangar, or other building that has aLennox ML193UH Instruction Manual. Merit series upflow / horizontal gas furnaces. Also See for ML193UH: Installation instructions manual (51 pages) , User's information manual (7 pages) , Installation instructions manual (51 pages) 1.Related Manuals for Lennox Brentwood SP. ... J 05/2013 MODEL Brentwood SP This installation manual will enable you to obtain a safe, efficient and dependable installation of your fireplace system. ... It may starve other fuel burning appliances Aluminum Tape such as gas or oil furnaces. As well, exhaust blowers may compete for Outside air ...Spectra CI2000HT. Installation And Operation Manual. Show all Lennox Wood stove manuals. View & download of more than 9636 Lennox PDF user manuals, service manuals, operating guides. Air Conditioner, Furnace user manuals, operating guides & specifications.

Charging information is given on the charging. procedure sticker on the unit access panel. For more in-. depth information, consult the Installation and Service. Procedures manual on LennoxPros.com or through the. Technical Support department at 800-453-6669. STEP 1 – SETTING THE UNIT – Clearances.

standard gas-fired furnace heat exchanger and at least 4" away from any drum-type or oil-fired furnace heat ex-changer. Closer spacing may damage the drain pan and cause a leak. Refer to the Product Specification bulletin (EHB) for the proper use of these coils with specific furnaces, outdoor units and line sets. Lennox (NYSE: LII) is a leader in energy-efficient climate-control solutions. Dedicated to sustainability and creating comfortable and healthier environments for our residential and commercial customers while reducing their carbon footprint, we lead the field in innovation with our cooling, heating, indoor air quality, and refrigeration systems.Lennox industries inc gas furnace user's information guide g23. Also See for G23 Series: User's information manual (6 pages) , Installation instructions manual (31 pages) 1. 2. 3. 4.Furnace maintenance. Dirt is the biggest enemy of your furnace. It can waste fuel and drastically lower efficiency. In some cases, dirt buildup can even cause the furnace to overheat. Scheduling an annual checkup for your furnace is the most important part of regular furnace maintenance. LEARN MORE. Indoor Air Quality maintenanceDrill a 5/16" test hole in the coil case 1" from the furnace flange (test hole 1, figure 11). Drill a 5/16" test hole into the supply air duct (test hole 2, figure 11). Connect the zero end of the draft gauge scale to the furnace end of the coil. Insert the hoses so that 1/4" extends inside the duct or end seal.Page 6: General. P.O. Box 799900 Dallas, TX 75379−9900 CAUTION Front Back SLP98UHV unit should not be installed in areas nor- mally subject to freezing temperatures. FIGURE 4 These instructions are intended as a general guide and do Upflow Applications not supersede local codes in any way.

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We have 27 Lennox Elite series manuals available for free PDF download: Installation Instructions Manual, Installation And Operation Manual, Owner's Manual, Care And …1 Specifications. Download this manual. S e r v i c e L i t e r a t u r e. SLP99UHV series units are high-efficiency upflow, hori-. zontal right and left) gas furnaces equipped with variable. capacity gas valve, variable speed combustion air inducer. and variable speed indoor blower motor. All models are.Page 6: G24−200 Gas Furnace. 100MBH and each operating in a two- stage (low heat/high heat) mode. The C17−090/120 cooling coil has been designed for use with this furnace and can be connected to either a single condensing unit or to two con- densing units. Page 7 18 inches (457 mm) above the floor.are supplied with a factory-installed HFC-410A check/ex-pansion valve. The coil drain pan has a maximum service temperature of 500°F. The drain pan must be at least 2" away from a standard gas-fired furnace heat exchanger and at least 4" away from any drum-type or oil-fired furnace heat ex-changer. Closer spacing may damage the drain pan andWhen the furnace is installed in an attic or other insu- lated space, keep insulation away from the furnace. Lennox does not recommend the use of SL280DFV units NOTE − The Commonwealth of Massachusetts stipu- as a construction heater during any phase of construction. Page 6: Combustion, Dilution & Ventilation Air Cements and glues supervisor.View and Download Lennox G32V3-75 installation instructions manual online. G32V3-75 furnace pdf manual download. Also for: G32v5-100, G32v5-125.View and Download Lennox ELO183UF Series installation instructions manual online. ELO183UF Series furnace pdf manual download. Also for: Elo183uf68/86p36, Elo183uf101/114p48, Elo183uf135/150p60. ... Installation of Lennox oil−fired furnaces must conform with cabinet front 4 (120) 4 (120) the National Fire Protection Association … Download this manual. Service Literature. 80MGF series units are mid−efficiency gas furnaces. manufactured with tubular heat exchangers formed of alu-. minized or stainless steel. 80MGF units are available in. heating capacities of 45,000 to 140,000 Btuh and cooling. applications up to 5 tons. The G40UH(X) furnace may be installed in alcoves, clos-ets, attics, basements, garages, and utility rooms in the up-flow or horizontal position. This furnace design has not been CSA International certi-fied for installation in mobile homes, recreational vehicles, or outdoors. Lennox does not recommend the use of G40UH(X) units asWe have 3 Lennox ML193UH070XE36B manuals available for free PDF download: Installation Instructions Manual, Unit Information, Manual Lennox ML193UH070XE36B Manual (53 pages) Brand: Lennox | Category: Furnace | Size: 3.96 MBGeneral. The CBX25UH air handler is designed for indoor. installation only. As shipped, the unit is ready for. installation in either upflow, horizontal left-hand or. right-hand air discharge applications. Electric heat, downflow air discharge kits, air filters and other. accessories are available and listed in the CBX25UH. ….

• Furnace must be in its final location. The vent system must be permanently installed per these installation in-structions. • Furnace must be installed as a two pipe system and one hundred percent (100%) outdoor air must be pro-vided for combustion air requirements during construc-tion. • A room thermostat must control the furnace. The use 10 fl. oz. (300 ml) of water into the trap, or follow these steps to prime the trap: 1 - Follow the lighting instructions to place the unit into op eration. - Set the thermostat to initiate a heating demand. 3 - Allow the burners to fire for approximately 3 minutes. 1 Lf25-125/200 Standard Unit Dimensions. 2 Unit Heater Installation. 3 Combustion and Ventilation Air. 4 Venting. 5 Electrical Connections. Download this manual. WARNING. Improper installation, adjustment, alteration, service or. maintenance can cause property damage, personal injury.The EL296UHV furnace may be installed in alcoves, clos-ets, attics, basements, garages, crawl spaces and utility rooms in the upflow or horizontal position. This furnace design has not been CSA certified for installation in mobile homes, recreational vehicles, or outdoors. Use of Furnace as Construction Heater Drill a 5/16" test hole in the coil case 1" from the furnace flange (test hole 1, figure 11). Drill a 5/16" test hole into the supply air duct (test hole 2, figure 11). Connect the zero end of the draft gauge scale to the furnace end of the coil. Insert the hoses so that 1/4" extends inside the duct or end seal. Furnace maintenance. Dirt is the biggest enemy of your furnace. It can waste fuel and drastically lower efficiency. In some cases, dirt buildup can even cause the furnace to overheat. Scheduling an annual checkup for your furnace is the most important part of regular furnace maintenance. LEARN MORE. Indoor Air Quality maintenanceImproper installation, adjustment, alteration, service or maintenance can cause property damage, person-al injury or loss of life. Installation and service must be performed by a licensed professional installer (or equivalent), a service agency, or the gas supplier. Safety Instructions 1 − Keep the furnace area clear and free of combustibleDownload this manual. S e r v i c e L i t e r a t u r e. EL280UHE (X) series units are 80% efficiency gas furnac-. es used for upflow or horizontal applications only, manu-. factured with Lennox Duralok heat exchangers formed of. aluminized steel. Units are available in heating capacities. of 44.000 to 110,000 Btuh and cooling applications up to.April 28, 2022. We had the Lennox Elite Series EL296V, 2-stage, variable speed, high efficiency gas furnace installed 3 weeks ago. This unit is much more quiet than the 20 year old Rheem 90 series that it replaced. It took approximately one week for the "new burner" smell to go away. We also replaced our old manual thermostat with an EcoBee ... Lennox furnace installation manual, General Information. The CBA25UHV series air handler with all-aluminum. coil is designed for indoor installation only. As shipped, the unit is ready for installation in either upflow or horizon-. tal right-hand air discharge applications. Horizontal drain. pan may be repositioned in the field to allow installation., Spectra CI2000HT. Installation And Operation Manual. Show all Lennox Wood stove manuals. View & download of more than 9636 Lennox PDF user manuals, service manuals, operating guides. Air Conditioner, Furnace user manuals, operating guides & specifications. , View and Download Lennox Merit Series installation instructions manual online. GAS FURNACE UPFLOW / HORIZONTAL AIR DISCHARGE. Merit Series furnace pdf manual download. Also for: Merit ml296uhv series, Merit ml296uh045xv36b, Merit ml296uh070xv36b, Merit ml296uh090xv48c, Merit... , the Lennox Elite® Series ELO183UF oil furnaces. In Cana-da, refer to CSA B139 for recommended installation proce-dures. Consult authorities who have jurisdiction before installation. CAUTION Never burn garbage or paper in the heating system. Never leave papers near or around the unit. Shipping & Packing List 1 − Assembled oil furnace, View and Download Lennox OHR23-105 installation instructions manual online. OHR23 Series Units. OIL UNITS. OHR23-105 furnace pdf manual download. Also for: Ohr23-120, Ohr23-140, Ohr23-154., ©2019 Lennox Industries Inc. Dallas, Texas, USA THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER FOR FUTURE REFERENCE NOTICE ! For more in-depth information, consult the Installa­ tion and Service Procedures manual, available as Corp. 1502-L7 on LennoxPros.com or through the Technical Support Department at 800-453-6669. INSTALLATION INSTRUCTIONS , Furnace maintenance. Dirt is the biggest enemy of your furnace. It can waste fuel and drastically lower efficiency. In some cases, dirt buildup can even cause the furnace to overheat. Scheduling an annual checkup for your furnace is the most important part of regular furnace maintenance. LEARN MORE. Indoor Air Quality maintenance, View online or download Lennox Elite series Owner's Manual, Installation Instructions, Installation Instruction. ... Lennox Elite series. We have 27 Lennox Elite series manuals available for free PDF download: Installation Instructions Manual, Installation And Operation Manual ... Elite Series GAS FURNACE UPFLOW / HORIZONTAL AIR …, ML193UH Parts Identification. NOTE − This manual is the property of the homeowner and must be left with the equipment user. This furnace is equipped with safety devices that protect you and your property. If one or more of these devices is activated, furnace operation will stop. , Page 1: Table Of Contents INSTALLATION INSTRUCTIONS E 2013 Lennox Industries Inc. Dallas, Texas, USA ML193UH ® MERIT SERIES GAS FURNACE UPFLOW / HORIZONTAL AIR DISCHARGE 507121-01 Litho U.S.A. 08/2013 Supersedes 06/2013 THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER FOR FUTURE REFERENCE This is a safety alert symbol and should never be ignored., Loosen nut on bleed port to release air and oil mixture from fuel line. Allow mix-ture to escape until a steady stream of oil is emitted from the port. Drain at least 1/2 pint of oil from the pump. Retighten the nut on bleed port. If lockout oc-curs, press reset button and continue with bleed proce-dure., Oct 13, 2018 ... Welcome to my YouTube channel! For all your business management needs, I highly recommend using Jobber. Whether you're an HVAC professional ..., Page 4: Gas Furnace. Gas Furnace Shipping and Packing List The 96G2UHV Category IV gas furnace is shipped ready 1 - Assembled Gas Furnace for installation in the upflow or horizontal position. The 1 - Bag assembly containing the following: furnace is shipped with the bottom panel in place., View and Download Lennox G60UHV Series installation instructions manual online. G60UHV Series furnace pdf manual download. Also for: G60uhvx series, G60uhv-36a-070, G60uhv-36b-090, G60uhv-60c-090, G60uhv-60c-110, G60uhv-60d-135., View and Download Lennox ML18XC2 Series manual online. OUTDOOR UNITS. ML18XC2 Series heat pump pdf manual download. Also for: Ml18xc2-024, Ml18xc2-036, Ml18xc2-048, Ml18xc2-060. ... Heat Pump Lennox XP19 Installation Instructions Manual. Signature collection xp19 series units (33 pages) Heat Pump Lennox LGA Series Unit …, Advertisement Oil-fired burners are used in many parts of the country as the basic heat source for warm air and hot water heating systems. Most of the home oil systems in use today..., 6 Control System Diagnostics. Download this manual. INSTALLATION INSTRUCTIONS. G1D91BU, G1D93BC, G1D93BU, CG90CB, & CG90UB. High Efficiency 90+ Condensing Gas Furnace. Improper installation, adjustment, alteration, service, or maintenance can cause. injury or property damage. Refer to this manual. For assistance or additional …, The ECB29 series electric heat section provides field-in-. stalled electric heat for various air handler units. These. electric heat sections are available in either single- or. three-phase. Single-phase heat sections are equipped. with either terminal blocks or circuit breakers. Refer to the model-specific air handler product specifica-., When ordering parts, include the complete fur- necessary. View and Download Lennox EL297UHV Series user's information manual online. EL297UHV Series furnace pdf …, The SLP99UHV furnace may be installed in alcoves, clos-ets, attics, basements, garages, and utility rooms. This furnace is not designed for installation in mobile homes, …, View and Download Lennox ML196UHE installation instructions manual online. ML196UHE furnace pdf manual download. Also for: Merit series, Ml196uh030xe36b ... , Spectra CI2000HT. Installation And Operation Manual. Show all Lennox Wood stove manuals. View & download of more than 9636 Lennox PDF user manuals, service manuals, operating guides. Air Conditioner, Furnace user manuals, operating guides & specifications. , are supplied with a factory-installed HFC-410A check/ex-pansion valve. The coil drain pan has a maximum service temperature of 500°F. The drain pan must be at least 2" away from a standard gas-fired furnace heat exchanger and at least 4" away from any drum-type or oil-fired furnace heat ex-changer. Closer spacing may damage the drain pan and, EL296DFV Gas Furnace Shipping and Packing List Package 1 of 1 contains The EL296DFV Category IV gas furnace is shipped ready for installation in the downflow position. 1 - Assembled EL296DFV unit The furnace is equipped for installation in natural gas applica- 1 - Bag assembly containing the following: tions. , The SLP99UHV furnace may be installed in alcoves, clos-ets, attics, basements, garages, and utility rooms. This furnace is not designed for installation in mobile homes, …, EL296DFV Gas Furnace Shipping and Packing List Package 1 of 1 contains The EL296DFV Category IV gas furnace is shipped ready for installation in the downflow position. 1 - Assembled EL296DFV unit The furnace is equipped for installation in natural gas applica- 1 - Bag assembly containing the following: tions., ML195UH. MERIT®SERIES. Upflow / Horizontal. Bulletin No. 210591 March 2019. Supersedes September 2018. AFUE - 95% Input - 44,000 to 132,000 Btuh Nominal Add-on Cooling - 2 to 5 Tons. MODEL NUMBER IDENTIFICATION. ML 1 95 UH 070 X P 36 B. Unit Type ML = Merit®Series Stages 1 = One-Stage Nominal Gas Heat InputBlower., We have 27 Lennox Elite series manuals available for free PDF download: Installation Instructions Manual, Installation And Operation Manual, Owner's Manual, Care And …, Lennox Furnace 16L23 Installation instructions manual (8 pages) 9. Lennox 16L24. Lennox Furnace 16L24 Installation instructions manual (8 pages) 10. Lennox 16L25. Lennox Furnace 16L25 Installation instructions manual (8 pages) 11. Lennox LB-89657A., This manual is also suitable for: View and Download Lennox Allied Air A96UH2E installation instructions manual online. Warm Air Gas Furnace. Allied Air A96UH2E furnace pdf manual download. Also for: 030-08, 045-12, 070-12, 090-16, 110-20., We have 3 Lennox ML193UH070XE36B manuals available for free PDF download: Installation Instructions Manual, Unit Information, Manual Lennox ML193UH070XE36B Manual (53 pages) Brand: Lennox | Category: Furnace | Size: 3.96 MB, , Lennox industries inc gas furnace user's information guide g23. Also See for G23 Series: User's information manual (6 pages) , Installation instructions manual (31 pages) 1. 2. 3. 4.