Lennox EL196UH030XE24B Information page 45

TABLE 19
Supply Line and Manifold Pressure at All Altitudes
(inches w.c.)
Unit Fuel
All Nat
All LP/Propane
NOTE - A natural to L.P. propane gas changeover kit is necessary to con­
vert this unit. Refer to the changeover kit installation instruction for the
conversion
procedure.
EL196
Gas
Unit
0-4500 ft.
Natural
All
Sizes
LP/propane
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
EL196
Unit
0 - 7500 ft
(0 - 2286m)
-030 17H63
-045
-070
*11K49
-090
-110
* 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
Supply Line
Pressure
3.5 4.5 - 13.0
10.0 11.0 - 13.0
Manifold and Supply Line Pressure 0-10,000ft.
Manifold Pressure in. wg.
4501-5500 ft. 5501-6500 ft.
3.5 3.3
10.0 9.4
High Altitude
Natural Burner
Orifice Kit
7501 - 10,000 ft
(2286 - 3038m)
14C90
73W37
TABLE 20
6501 - 7500ft.
3.2 3.1
9.1 8.9
TABLE 21
High Altitude
LP/Propane Burner
Orifice Kit
7501 - 10,000 ft
(2286 - 3038m)
17H66
*11K44
Page 45
Supply Line
Pressure
in. w.g.
7501 - 10000ft.
0 - 10000 ft.
3.5 4.5
10.0 11.0
High Altitude Pressure Switch
4501 - 7500 ft 7501 -10,000 ft
(1373 - 2286m) (2286 - 3048m)
No Change 11U65
No Change 11U65
11U71 11U67
11U70 11U64
11U71 11U64
13.0
13.0