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Thermador PRL366EH Installation Instructions Manual page 20

Installation instructions
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Step 9: Burner Test and Adjustment
Test
Oven
Burners
Remove
the
oven
bottom
cover.
Remove
the 4
screws
on the sides and the 2 screws
on the back,
then slide the cover forward
while lifting to clear the
angled baffle plate mounted tothe bottom of the cover.
Test
Bake
Burner
mgnition
Set the oven to BAKE at 350°F. After 30-75 seconds,
the burner will ignite. The burnerwill
stay lit until 350°F
is reached
and then shut off. From this point forward,
the burner will cycle on and off to maintain
the tem-
perature.
Test
Broil
Burner
Rgnition
Set cooking
mode to BROIL.
The burner
will ignite
after 30-75 seconds.
NOTE:
The air shutter for the bake burner is set at the
factory forfully-open
position under all conditions,
and
does not require adjustment.
The
infrared
ceramic
broiler
does
not have
an air
shutter,
so no adjustment
is provided.
Fmame Adjustment
necessary}2:
Tube-style
gas burners
used in Thermador@
appli-
ances
have air shutter
systems
which are similar to
the illustration
in Figure 10, and can be adjusted using
the following
method
(unless
adjustment
is not rec-
ommended).
It is necessary
to remove
the burner
from the appliance
in order
to perform
air-shutter
adjustments.
Loosen
shutter
screw(s)
and turn shutter
to
new position.
Adjust the shutter to more-closed
position
if the
flame is lifting or blowing,
or is not carrying
over.
Adjust the shutter
to more-open
position
if the
flame is too yellow.
(See Figure
10.)
Retighten
the shutter
screw(s).
After adjustment,
reinstall the burner and per-
form flame evaluation.
The air shutter
must fit
over the orifice hood for proper operation
of the
burner.
Repeat procedure
as needed
until flame char-
acteristics
are acceptable.
(See Figure 9).
Replace
oven
bottom
cover.
Slide cover into place
and reattach
to bottom of oven cavity.
WARNtNG
Burner
adjustments
must
be performed
by a
qualified
technician.
Improper
adjustments
may
cause
harmfu_
by-products
or
void
the
appliance's
warranty.
AHow
burners
to coo_
before
attempting
to
remove
them!
F_G. 10 Air Shutter
Adjustment
(if necessary)
More Open:
Less Yellow Fla_
More Closed:
\
Less Blue Flame
More Carryover
Less Lifting or Blowing
Screw
Air
Shutter
Call Thermador@
if:
1. Any
of the burners
do not light.
2. The broi_ burner
or bake burner
flame goes
out
before
the
oven
heats
to the
desired
temperature.
3. Any of the burners
continue
to burn yellow.
17

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