Thermador PC304 - Manual (Page 31)

Section 7: BEFORE CALLING FOR SERVICE
29
POWER FAILURE
Do-It-Yourself Maintenance
INTERMITTENT OR CONSTANT IGNITER SPARKING
Intermittent or constant sparking of the sealed gas surface burners
can result from a number of preventable conditions. Eliminate
these conditions as indicated below.
SYMPTOM CAUSE REMEDY
Intermittent sparking • Improper fit of burner cap into • Seat cap in place.
burner base
• Ceramic igniter is wet or dirty. • Carefully dry or clean igniter.
• Burner ports are clogged. • Clean ports in burner cap with
a wire, a needle or straightened
paper clip.
• Knob is left in the LITE position • Turn Wok knob to a setting
between HI and LO.
Constant Sparking • Cooktop is not properly grounded. • Have a qualified electrician
• Electrical power supply is ground the cooktop properly.
incorrectly polarized. Refer to Installation Instructions.
• Refer to Installation Instructions
for correct installation.
In the event of a power failure,
only the standard (non-
ExtraLow
® ) burners and grill can
be lighted manually. It is nec-
essary to light each standard
burner individually.
If the cooktop is being used
when the power failure occurs,
turn all of the burner control
knobs to the OFF position.
Then, the standard burners and
grill can be lighted by holding a
match at the ports and turning
the control knob to the Hl posi-
tion. Wait until the flame is burn-
ing all the way around the
burner cap before adjusting the
flame to the desired height. The two ExtraLow ® burners on
the far left side cannot be used
during a power failure. Be sure
to turn them OFF if a power fail-
ure occurs. They will not turn
back on until both control knobs
are first turned OFF and then
turned back on again. The
griddle and wok cannot be used
during a power failure. See
What To Do If You Smell Gas,
inside front cover.