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UNIVERSAL ORIFICE—OVEN APPLICATION
Gas cooking systems for both L.P. gas and natural gas can be used without changing orifices by using a univer- sal orifice.
The universal orifice consists of an L.P. gas insert that is threaded into a cap orifice. This insert is actually an orifice itself. When natural gas is used, the cap is in the
Natural Gas Position
Cap Orifice
Gas Flow
Cap
position shown in Figure
Gas Flow
Insert
Figure
When L.P. gas is used, the cap is tightened down
L.P. Position
closing off the spacing between the two (see Figure
Cap Rests
Against
L.P. Insert
L.P. Insert
Gas From
L.P. Insert
Gas
Through
Cap Is
Blocked
Figure
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