Lennox EL196UH090XE48C User Manual

Page 1
INSTALLATION
INSTRUCTIONS
EL196UHE
507764-05
04/2020
Supersedes 507764-04
THIS MANUAL MUST BE LEFT WITH THE
HOMEOWNER FOR FUTURE REFERENCE
This is a safety alert symbol and should never be
ignored. When you see this symbol on labels or in man-
uals, be alert to the potential for personal injury or death.
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional HVAC installer (or
equivalent), service agency or the gas supplier.
CAUTION
As with any mechanical equipment, contact with sharp
sheet metal edges can result in personal injury. Take
care while handling this equipment and wear gloves and
protective clothing.
© 2020 Lennox Industries Inc.
Dallas, Texas USA
ELITE
®
SERIES GAS FURNACE
UPFLOW / HORIZONTAL AIR DISCHARGE
Contents
Unit Dimensions - inches (mm) ......................................2
EL196UHE......................................................................3
Shipping and Packing List ..............................................3
Safety .............................................................................3
Use of Furnace as a Construction Heaterl .....................4
General ...........................................................................5
Combustion, Dilution, Ventilation Air...............................5
Setting Equipment ..........................................................8
Filters ............................................................................13
Duct System .................................................................13
3LSH)LWWLQJV6SHFL¿FDWLRQV...........................................13
Joint Cementing Procedure ..........................................16
Venting Practices ..........................................................16
Gas Piping ....................................................................36
Electrical .......................................................................39
Unit Start-Up .................................................................42
Gas Pressure Measurement.........................................44
Proper Combustion.......................................................44
High Altitude .................................................................44
Testing Combustion Air For Non-Dierct Vent ................46
Other Unit Adjustments.................................................46
Service..........................................................................48
Repair Parts List ...........................................................49
Start-Up Checklist.........................................................51
Blower Data ..................................................................53

Lennox EL196UH090XE48C Specifications

General

Model	EL196UH090XE48C
Type	Gas Furnace
Heating Capacity	90, 000 BTU
Blower Motor	Variable Speed
Ignition Type	Direct Spark Ignition
Stages	Two-stage
Fuel Type	Natural Gas
AFUE	96%
Configuration	Upflow/Horizontal
Input BTU	90, 000 BTU
AFUE Rating	96%
Warranty on heat exchanger	Limited Lifetime
Warranty on covered components	10 years
Efficiency Rating	96% AFUE
Warranty	10 years
Blower Motor Type	Variable Speed
Filter Type	Not specified in provided documents