IC-SA-1511 (02/2014)
V/LNV Series Manual
3-9
Operation
FIGURE 3-1.
Blower Motor and Flexible Coupling
3.8.4 — Fuel Chart Comparison for O
2
- Excess Air - CO
2
O
2
Excess Air
CO
2
Natural Gas
CO
2
Propane
CO
2
No. 2 Oil
0.5
2.2
11.4
13.3
14.9
1.0
4.5
11.2
13.0
14.5
1.5
6.9
10.8
12.6
14.2
2.0
9.5
10.5
12.4
13.7
2.5
12.1
10.3
12.0
13.5
3.0
15.0
10.0
11.7
13.0
3.5
18.0
9.6
11.5
12.6
High Fire
Range
4.0
21.0
9.4
11.2
12.3
4.5
24.5
9.1
10.8
11.9
5.0
28.1
8.8
10.4
11.6
Mid Fire
Range
5.5
31.9
8.5
10.0
11.3
6.0
35.9
8.3
9.8
10.9
6.5
40.3
8.0
9.5
10.6
Low Fire
Range
7.0
44.9
7.7
9.2
10.2
8.0
55.6
7.5
8.5
9.1
9.0
67.8
6.9
7.8
8.6
10.0
82.2
6.4
7.2
7.6
11.0
99.3
5.8
6.5
7.0
12.0
121.0
5.2
5.8
6.2
BLOWER
MOTOR
IMPELLER
WHEEL
FLEXIBLE
COUPLING
ACCESS
COVER
656-10212-000