| |
NATURAL GAS |
PROPANE |
| Model |
FV33i |
| Input rating (Btu/hr) 0-610 m |
31,000 |
31,000 |
| Input rating (Btu/hr) 610 – 1370 m |
30,500 |
31,000 |
| Minimum input (Btu/hr) 0-610 m |
21,000 |
25,000 |
| Orifice size (DMS) 0-610 m (f/r) |
49/46 |
3/64”/ 3/64” |
| Orifice size (DMS) 610-1370 m (f/r) |
50/47 |
3/64”/ 3/64” |
| Manifold pressure (in. w.c./kPa) high |
3.5/0.87 |
10.0/2.49 |
| Manifold pressure (in. w.c./kPa) Low |
1.7/0.42 |
6.3/1.57 |
| Minimum inlet pressure (in. w.c./kPa) |
5.0/1.24 |
11.0/2.74 |
| Air shutter settings (in) (front – rear) |
1/8 |
1/4 |