Manifold And Supply Line Pressure 0-10,000Ft. For -1 Units; Manifold And Supply Line Pressure 0-10,000Ft. For -2 Units And Later - Lennox EL296UH045XE36B Unit Information

EL296
Unit
All Sizes
NOTE -
A natural to L.P. propane gas changeover kit is necessary to convert this unit. Refer to the changeover kit installation instruction for the conversion
procedure.

Manifold and Supply Line Pressure 0-10,000ft. For -2 Units and Later

EL296
0-4500 ft.
Gas
Unit
Low
Fire
Natural 1.7
All
Sizes
LP/propane 4.9
NOTE - A natural to L.P. propane gas changeover kit is necessary to convert this unit. Refer to the changeover kit installation instruction for the conversion
procedure.
LP/Propane Conversion Kit and Pressure Switch Requirements at Varying Altitudes
Natural to
LP/Propane
EL296
Unit
0 - 7500 ft
(0 - 2286m)
-045
-070
-090
*78W93
-110
-135
* Conversion requires installation of a gas valve manifold spring which is provided with the gas conversion kit.
Pressure switch is factory set. No adjustment necessary. All models use the factory-installed pressure switch from 0-4500 feet (0-1370 m).

Manifold and Supply Line Pressure 0-10,000ft. For -1 Units

Manifold Pressure in.wg.
Gas
Low Fire
Natural 1.7
LP/propane 4.9
Manifold Pressure in. wg.
4501-5500 ft.
High Low High
Fire Fire Fire
3.5 1.6 3.3
10.0 4.6 9.4
High Altitude
Natural Burner
Orifice Kit
7501 - 10,000 ft
(2286 - 3038m)
73W37
TABLE 23
High Fire
3.5
10.0
TABLE 24
5501-6500 ft. 6501 - 7500ft.
Low High Low High
Fire Fire Fire Fire
1.5 3.2 1.5 3.1
4.4 9.1 4.3 8.9
TABLE 25
High Altitude
LP/Propane Burner
Orifice Kit
7501 - 10,000 ft
(2286 - 3038m)
*78W96
Page 47
Supply Line Pressure in. w.g.
Min
4.5
11.0
Supply Line
Pressure
in. w.g.
7501 - 10000ft.
0 - 10000 ft.
Low High
Min
Fire Fire
1.7 3.5 4.5
4.9 10.0 11.0
High Altitude Pressure Switch
4501 - 7500 ft 7501 -10,000 ft
(1373 - 2286m) (2286 - 3048m)
93W81 93W84
93W80 93W85
93W82 93W80
93W80 93W85
93W83 93W85
Max
13.0
13.0
Max
13.0
13.0