Lennox International Inc G50UH-36C-110, G50UH-48C-110, G50UH-60D-135, G50UH-36B-090 Supply AIR

Page 2

1 NOTE - 60C and 60D size units that require air volumes

3-3/4(95)-I_ 1

over 1800 cfm (850 L/s) must have one of the following:

 

1.Single side return air with transition, to accommodate

20 x 25 x 1 in. (508 x 635 x 25 mm) air filter. Required to maintain proper air velocity across the filter.

2.Single side return air with optional RAB Return Air Base

3. Bottom

return

air.

 

 

 

 

SUPPLY

AIR

4. Return

air from

both sides.

 

 

FLUE OUTLET

 

OPENING

 

 

 

 

 

 

5. Bottom and one side return air.

 

(Top)

 

 

 

 

See Blower Performance Tables for additional information.

 

 

 

 

 

 

 

 

 

 

1OPTIONAL

 

 

 

 

 

 

 

 

 

EXTERNAL

 

 

 

 

2 Flue outlet may be horizontal

but furnace

must be

SIDE RETURN

 

23-3/4 (603)

vented vertically

 

 

 

AIR FILTER KIT

 

 

 

 

 

 

 

(Either Side)

I_1

25

(635)

=

3 Optional

External

Side Return

Air Filter Kit is not for use

with the optional RAB Return Air Base.

 

 

 

TOP

VIEW

 

 

 

 

 

 

TOP

VIEW

28-1/2

 

 

,_

A -_

 

 

3-1/4 (83) Right

 

 

 

 

 

 

(724)

 

 

 

 

 

 

 

8-1/8 (206) Left

 

 

9/16

 

 

B _

4-9/16

(14)

 

r--

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

I

 

 

 

 

 

 

 

 

 

 

 

 

 

 

iE OUTLET

 

 

 

 

 

 

 

(Either Side)

/" ........... h r

h ::::::::h f

 

 

 

13-1/4 (337) Left

 

3 OPTIONAL

 

 

EXTERNAL

 

 

SIDE RETURN

 

 

AIR FILTER KIT

 

__

(Either Side)

4-7/8 (124) Right

__

40

2-1/4 (57) Left -I_

....

(1016)

 

,,i

AiR FLOW

 

 

 

!1

 

 

 

5/8

(16)

 

1 Bottom

Return

 

 

 

Air Opening

 

 

 

FRONT

VIEW

 

 

 

Model No.

 

A

 

B

in.

mm

in.

mm

 

G50UH-24A-045,

 

 

 

 

G50UH-24A-070,

14-1/2

368

13-3/8

340

G50UH-36A-070

 

 

 

 

G50UH-36B-090,

17-1/2

446

16-3/8

416

G50UH-48B-090

 

 

 

 

G50UH-36C-110,

 

 

 

 

G50UH-48C-110,

21

533

19-7/8

504

G50UH-48C-135,

 

 

 

 

G50UH-60C-110

 

 

 

 

G50UH-60D-135,

24-1/2

622

23-3/8

546

G50UH-60D-155

 

 

 

 

ELECTRICAL INLET

(Either Side)

oGAS PIPING INLET

 

(Either

Side)

 

ELECTRICAL INLET

OW

(Either

Side)

'

 

 

I

 

 

[102

(584)

4

23

1 OPTIONAL

14

 

LRETURN CUTOUT (3_6)

(Either Side)

1-15/16 (49)

23 -1/2v

4-1/4

(597)

1 Bottom Return

 

(108)Air Opening

SIDE VIEW

 

C

 

D

in.

mm

in.

mm

13

330

4-1/2

114

16

406

6

152

19-1/2

495

7-3/4

197

23

584

9-1/2

241

Page 2

Image 2
Contents G50UHX Series Supply AIR Gasket FlueTransition FlueBoxGasket HeatExchanger FlueCollectorBoxPackage 1 of 1 contains Wheninstalled,thisfurnacemustbeelectricallygrounded Canada,referto the standardCSAB149installation codes AcautionWiTER/ Room Air from InsideMm at unit front. The unit must be level Equipment in Confined Space ALL AIR from Outside27-5/8 Side View Front ViewRemoving the Bottom Panel Leveling Bolt Installation Inches mmRemovingthe Bottom Panel Leveling an Upflow UnitHorizontal Application Unit Installed on Platform Combustion Air Inducer Filter SizeSupply Air Plenum HoleThelatesteditionof NationalFuelGasCodeNFPA54 Venting Using a Masonry ChimneyOutletopeningSeefigure15 Vent ConnectionSingle appliance Common Venting Using Tile-Lined Interior Masonry ChimneCombined Vent Connector Minimum Vent capacityMaximum Horizontal Inches mm MIN MAX Serving a Single Category I Appliance Type B Double-WallVents with Type B Double-Wall Connectors Serving Two or More Category I AppliancesVent Removal of the Furnace from Common VentPropaneInstallationCodesinCanada Gas Pipe Capacity ft3/hr m3/hrLeak Check Precautions and ProceduresInterior MAKE-UP BOX Installation Electrostatic Discharge ESDPowER @1HsuN,T INTERIORMAKE-UP BOX InstallationTypical G50UHX Field Wiring Diagram Zk for Correct Number of SecondaryG5OUHX SotFor Your Safety Read Before Lighting ManifoldHoneywell VR8205 Gas Valve with ON/OFF Switch RevolutionPrimary and Secondary Limits G50UHX Burner & Heat Exchanger Removal FlueAnd ChimneyCheckunitforproperdraft Ak Caution Diagnostic Normal Heating Mode Abnormal Heating Mode Surelight Control=-l YESlNormalcooling Mode Abnormalcooling Mode YESlYEs BlowerMotorAmps FurnaceBtuInput

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.