GE JP300N Use And Care Manual page 7

The 3-in 1 Calrod@ surface unit allows a choice of 4-inch, 6-inch or
8-inch heating pattern to match the size of the cookware being used.
How to Use It
1. Set appropriate pan on the unit.
2. Turn 3-in-1 Surface Unit Selector knob the select
unit size. The unit may be used as an 8-inch, 6-inch
or 4-inch unit to accommodate large, medium-sized
or small cookware. Match unit size selection to size
of cookware.
LARGE—8-inch unit.
large cookware that completely
covers the unit (3-quart to 6-quart
saucepans or 8 to 10-inch skillets).
Then select desired heat setting.
MEDIUM—6-inch unit.
Turn switch to 6 when using
medium-sized cookware that
does not completely cover the
unit (2 to 2!&quart saucepans
or 6 to 7-inch skillets). Then
select desired heat setting.
Turn switch to 4 when using
small cookware about 4 inches in
diameter (l-quart saucepan). Then
select desired heat setting.
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