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Bosch Evolution 300 Series - 7. ADJUSTING THE BAKE BURNER AIR SHUTTER; 8. ADJUSTING THE BROIL BURNER AIR SHUTTER

Bosch Evolution 300 Series
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2:23
7. A'-867,1*7+(%$.(%851(5$,56+877(5
The air shutter for the oven burner may need adjustment, especially if the unit has
been converted for use with LP/Propane gas. The approximate flame length of
the oven burner is 1 inch (distinct inner, blue flame) (ee ig 22).
 To access the air shuttermove the storage drawer or warmer drawer
 Remove the oven bottom by removing the screws at rear of oven bottom.
Lift up he rear of oven bottom and slide toward back of range to disengage
from front of oven front frame.
 Remove burner baffle by removing nut located on top of baffle and two screws from
front edge of oven front frame. Lift baffle straight up and out of the oven.
 Set the oven to bake at 350°F and observe the flame. If the flame is yellow in color,
increase air shutter opening size. If the flame is a distinct blue color, but lifting away
from the burner reduce the air shutter opening size.
 Turn off oven and allow to cool before adjusting air shutter. To adjust, loosen lock-
screw (3), reposition air shutter (2), and tighten lock-screw (3) ( 23). Retest
the burner by repeating step “” above. When the burner flame is a distinct blue
color burning steady, the air shutter is adjusted correctly.
. Replace burner baffle and oven bottom.
FigXUH 22
8. A'-867,1*7+(%52,/%851(5$,56+877(5
Observe the flame to determine if the broiler burner flame is properly adjusted.
It should be steady with approximately 1" blue cones and no yellow or orange
flame tips ( 22).
If adjustment to the air shutter is necessary, locate the broiler burner air shutter
( 24), loosen shutter lock screw, and adjust to obtain optimum flame.
This will normally be completely open for LP/Propane gas. If the flame is yellow
in color, increase the air shutter opening size. If the flame is a distinct blue,
but lifting away from the burner, reduce the air shutter opening size. Tighten
the shutter set screw.
FigXUH 23
F
igXUH 24
FigXUH 25
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After
completing the conversion steps for the regulator, surface and oven
burners, refer to the LP kit instructions for labeling requirements and
instructions.

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