Sears 32O21 Cooktop User Manual


 
REMOVING SHIPPING SCREWS
Lift the cooktop (grasp at front) and remove the shipping
screw from each of the four surface burner assemblies
(see Fig. 7). The screws can be discarded.
ADJUSTMENTS
L.P. GAS
CAUTION: The following adjustments must be
made before turning on the burner. Failure to do so
could result in serious injury. Be sure pressure
regulator has been converted as described on
previous page.
Remove the control knobs and the control panel.
Use a 1/2" open end wrench to turn the orifice hood
in the L.P. direction. See Figure 8. Turn the orifice
hood about 1 1/2 turns or until snug. Do not
overtig hten or you may distort the orifice hood and
needle.
The unit has been factory adjusted for use with the most
common type of natural gas. The gas used in some
parts of the country may be different. In order to assure
safe and energy efficient operation, check adjustments
described below. If you are using L.P. gas, the orifice
hoods and pressure regulator must be converted as
described above, before making any burner adjust-
ments.
Turn all burners full on and check the flames. Burner
flames should not flutter or blow away from the burner.
They should be blue In color with no trace of yellow.
Foreign particles in the gas line may cause an orange
flame at first, but this will soon disappear.
To make adjustments, remove the control knobs and
panel. Use pliers to adjust the air shutter. Be sure to
keep the gap In the air shutter facing straight up. Be
very careful not to bend the air shutter when
using pliers to make adjustments.
if the flames are yellow or flutter, open the air shutter
more.
If the flames blow away from the burner, close the
shutter more.
Check the Inner cone of the flame. It should be about
11/16" long. If the length of the inner cone of the flame
Is not correct, use a 1/2" open end wrench or adjustable
joint pliers to adjust the orifice hood.
To shorten the cones, fig hten the orifice hood by turning
In the L.P. direction.
To lengthen the cones, loosen the orifice hood by
turning in the Nat. direction.
Burner flames should be checked frequently and adjust-
ments made as necessary.
SHIPPING SCREW
L.P.
ORIFICE HOOD
AIR SHU'I-rER
INNER CONE
OF FLAME
11/16"
COOKTOP
BURNER
7 NGINS29