LAARS Mascot ll LMC - Install and Operating Manual - Manual (Page 34)

LAARS Heating Systems Page 32
GAS TYPE CO
2
(%) RANGE
MANIFOLD
PRESSURE (inH20)
Natural 8.8 __ 9.8 3.5 __ 4.5
Propane 9.8 __ 10.8 3.5 __ 4.5
Table 13. CO
2
Range and Pressure Settings.
Figure 25. Adjustment Screws and Settings for CO
2
Manifold
Pressure
Screw
(under cap)
High-fire
setting
Propane
Gas Orifice
O-Ring
Gas Supply Line
Low-fire
setting
Note: High and
Low Fire
CO2 settings
should be
approximately
equal.