RealFlame CT0011LP Manuel D'instructions page 5

NATURAL GAS CONVERSION
6.) Locate the new NG orifice spud, verify it is the correct number.
The number 4.05mm should be on the end of the orifice spud.
4.05mm
7.) Slip sleeve over primary air opening. See fig. 1
Next, screw the new NG orifice spud into the burner base. See fig. 2
1
Primary Air
NG Orifice
Opening
2
Spud
Sleeve
4