Page 4-9
4-9
Cooking Products Service Manual
Original July, 1996
4321892
© 1996 Whirlpool Corporation
Line voltage should be minimum
240-volts. If necessary, electri-
cian should repair cause for low
line voltage.
Check wiring (see wiring dia-
grams).
Check switch.
PROBLEM
SOLUTION
Troubleshooting Chart
WARNING
Electrical Shock Hazard
Certain procedures in this section require
electrical tests or measurements while power
is applied to the range. Exercise extreme
caution at all times. If test points are not
easily accessible, disconnect power, attach
test equipment, and reapply power to test.
Clock display does not display 4
number eights after power-on
test.
Loose or bad wiring.
Check wiring (see wiring dia-
grams).
Make sure clock display is prop-
erly seated.
Check microcomputer board.
Burned out or missing segment in
clock display.
Broken or missing terminal on
microcomputer.
Oven cooks but display does not
count down in cooking cycle.
Loose or bad wiring to harness.
Check wiring (see wiring dia-
grams).
Check microcomputer board.
Failed microcomputer board.
Oven element emits black smoke
when first turned on.
This is normal on a new range.
The factory-applied protective
coating is burning off.
Substance (e.g. food or other ma-
terial) has spilled onto the ele-
ment.
Protective coating will burn off in
several minutes. Fumes are non-
toxic.
Let element cool then clean ac-
cording to Use & Care instruc-
tions.
Oven element does not heat.
No line voltage.
Loose or bad wiring.
Check circuit breaker.
Check wiring (see wiring dia-
grams).
Check element.
Defective element.
Cooktop element barely heats.
Low line voltage.
Loose or bad wiring connection at
element or terminal block.
Defective cooktop control switch.
POSSIBLE CAUSE
Summary of Contents for RF302BXE
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