Before Calling For Service; Troubleshooting; Checklist - Thermador Professional Serie Mode D'emploi

Before calling for service

Troubleshooting

Symptom
Intermittent igniter sparking:
More than four clicks of igniter
before lighting:
Constant igniter sparking:
Igniters sparking but no flame
ignition:
Rangetop will not operate
(lights and surface burners will
not come on):
Foods are not cooking
sufficiently:

Checklist

Before calling for service, check the following to avoid
unnecessary service charges.
Be sure to check these items first:
• Is there a power outage in the area?
• Is the household fuse blown or the circuit breaker
tripped?
• Is the rangetop disconnected from the electrical
supply?
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Possible cause/s
• Ceramic igniter is wet or dirty.
• Burner ports are clogged.
• Improper fit of burner cap onto
burner base.
• Appliance is not properly
grounded.
• Electrical power supply is
incorrectly polarized.
• Gas supply valve is in "OFF"
position.
• No power to the unit.
• Improper cookware.
• Appliance not level.
• Carefully dry or clean the igniter.
• Clean ports on burner cap with a wire, a
needle or straightened paper clip.
• Align burner cap properly on burner
base.
• Refer to the Installation Manual. Have a
qualified electrician ground the appliance
properly.
• Restore gas supply to the unit.
• Check for open circuit breaker.
• Check that power supply line connection
is connected to the proper voltage.
• Refer to the cookware recommendations
in this Use and Care Guide.
If the burners do not ignite:
• Are the burner caps properly aligned and seated in
the burner bases?
• Are the burner ports clogged?
• Is a fuse blown or is the circuit breaker tripped?
• Is the manual shut-off valve closed, preventing the
flow of gas?
Remedy