Lennox International Inc G50UH-36B-090, G50UH-48C-110, G50UH-60D-135 Gasket FlueTransition

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Gasket

FlueTransition

Flame Sensor _

Flame Rollout Switches*

Flame Rollout Bracket

Gas Valve

FlueBoxGasket

HeatExchanger

FlueCollectorBox

Combustion Air

Orifice

Combustion Air

Pressure Switch

Air Inducer

Limit Shield

Primary Limit

NOx Insert

(NO x Units Only)

AirDeflector

G50UH-48C-135, G50UH-60C-110& G50UH-60D-155

UnitsOnly

Gas Orifices

Ignitor Bracket

Ig'_itor

Burner Bottom Shield

Control Transformer

_	_'_
SureLight ¢ Control Board _'_
"135 and 155 kBtuh units only --
Flame rollout switches are located
on brackets on the inner sides (one	_
on the left and one on the right) of
the burner box.
	FIGURE 1

Secondary Limit

X	Blower Assembly

" Capacitor

Door Interlock Switch

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Image 3

Contents G50UHX Series Supply AIR FlueBoxGasket HeatExchanger FlueCollectorBox Gasket FlueTransitionPackage 1 of 1 contains Wheninstalled,thisfurnacemustbeelectricallygrounded Acaution Canada,referto the standardCSAB149installation codesAir from Inside WiTER/ RoomEquipment in Confined Space ALL AIR from Outside Mm at unit front. The unit must be levelSide View Front View 27-5/8Leveling an Upflow Unit Leveling Bolt Installation Inches mmRemovingthe Bottom Panel Removing the Bottom PanelHorizontal Application Unit Installed on Platform Hole Filter SizeSupply Air Plenum Combustion Air InducerVent Connection Venting Using a Masonry ChimneyOutletopeningSeefigure15 Thelatesteditionof NationalFuelGasCodeNFPA54Minimum Vent capacity Common Venting Using Tile-Lined Interior Masonry ChimneCombined Vent Connector Single applianceMaximum Horizontal Inches mm MIN MAX Serving a Single Category I Appliance Serving Two or More Category I Appliances Type B Double-WallVents with Type B Double-Wall ConnectorsRemoval of the Furnace from Common Vent VentGas Pipe Capacity ft3/hr m3/hr PropaneInstallationCodesinCanadaElectrostatic Discharge ESD Precautions and ProceduresInterior MAKE-UP BOX Installation Leak CheckINTERIORMAKE-UP BOX Installation PowER @1HsuN,TZk for Correct Number of Secondary Typical G50UHX Field Wiring DiagramSot G5OUHXManifold For Your Safety Read Before LightingRevolution Honeywell VR8205 Gas Valve with ON/OFF SwitchPrimary and Secondary Limits FlueAnd Chimney CheckunitforproperdraftG50UHX Burner & Heat Exchanger Removal Ak Caution Diagnostic Surelight Control Normal Heating Mode Abnormal Heating ModeYESl =-lYESl Normalcooling Mode Abnormalcooling ModeYEs FurnaceBtuInput BlowerMotorAmps

G50UH-60D-155, G50UH-36B-090, G50UH-36A-070, G50UH-24A-045, G50UH-60D-135 specifications

Lennox International Inc is renowned for its high-quality heating, ventilation, and air conditioning (HVAC) solutions. Among its versatile product lineup are the G50UH series of gas furnaces, which exemplify efficiency and performance. These models, specifically the G50UH-24A-070, G50UH-24A-045, G50UH-36B-090, G50UH-36A-070, and G50UH-48C-135, offer a range of features tailored to meet varying residential heating demands.

One of the key features of the G50UH series is its energy efficiency. Many models in this lineup boast an impressive Annual Fuel Utilization Efficiency (AFUE) rating, which indicates their ability to convert fuel into usable heat efficiently. These high AFUE ratings can lead to significant savings on energy bills, making these furnaces a cost-effective choice for homeowners.

The G50UH series incorporates advanced technology, including multi-speed blowers that enhance comfort levels. This feature allows for better airflow control and can help maintain consistent temperatures throughout the home. The controlled airflow reduces temperature swings and ensures that every room benefits from the heating provided by the furnace.

Safety is paramount in Lennox designs, and the G50UH series is no exception. Each unit is equipped with safety features designed to protect both the furnace and the home. Dual certification ensures that the products meet stringent safety standards. Moreover, features like a self-diagnostic control board streamline maintenance, allowing homeowners to easily identify potential issues.

Another important characteristic of the G50UH series is its compact design, which is beneficial for homes with limited space. The units are designed to fit comfortably in various installation environments, from basements to utility rooms.

Durability is another hallmark of the G50UH furnaces. Constructed with quality materials, these units are designed for long-term reliability. This ensures that homeowners can enjoy the comfort of their heating systems without frequent repairs.

Lastly, Lennox provides extensive support and warranties, giving homeowners peace of mind associated with their purchase. With options tailored to meet diverse home heating needs, the Lennox G50UH series stands out in the HVAC market, combining efficiency, safety, and reliability in one impressive package.