Kenmore 148.16156211 Use & Care Manual page 33

3. Replace it with the NG orifice, and then tighten.
Make sure you are using the correct orifice,
marked "1.33". This is the orifice that came
with the grill. (Fig. 10)
4. Loosen the air shutter of the rear burner
and adjust the distance between air shutter
and rear burner. In LPG model, the air
shutter is at its rightmost position, and the
distance is about 0.67 inch; and in NG model,
the air shutter should be at its leftmost position,
and the distance is about 0.4 inch. Please use
a screwdriver to adjust the distance. After
adjustment, tighten the screw. (Fig. 11)
Natural Gas Hose Connection
1. Remove the LP gas hose and regulator using a wrench, and attach the natural gas hose in it's place.
(Fig. 12)
LP gas hose and regulator
Rear burner
Distance
air shutter
33
1.33
Fig. 10
rear burner
Fig. 11
NG Hose
Fig. 12