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33
ADJUSTMENT OF THE OVEN
BURNER MINIMUM
This needs to be done only for the oven
burner (the grill is a fixed capacity) by ac-
ting on the thermostat.
In the minimum position the flame must
have a length of about 4 mm and must re-
main lit even with a brusque passage from
the maximum position to that of minimum.
The flame adjustment is done in the fol-
lowing way:
•
turn on the burner by setting the ther-
mostat knob on position “
10
” (maxi-
mum);
•
remove the knob and unscrew the by-
pass screw “
G
” (fig. 8.13) about three
times by passing a small flat screwdri-
ver (Ø 3 mm blade, 100 mm length)
through the panel opening;
•
re-mount the knob and let the oven
heat up for about 10 minutes, then
bring the knob to position “
1
” (mini-
mum) to operate the thermostat by-
pass;
•
after having removed the knob again
and being very careful not to turn the
tap rod, slowly screw the by-pass
screws “
G
” (fig. 8.13) until you obtain
a flame of 3-4 mm in height.
Normally for LPG (G30/G31), tighten up
the regulation screw.
G
Fig. 8.13
Flame
correct
Flame faulty in
primary air
Flame with
excess
primary air
Flame faulty
in primary
air
Flame
correct
Flame with
excess
primary air
long, yellow
and trembling
clear interior
blue cone
short and sharp
too blue interior
cone tending to
detach
CAUSE
air regulating
tube, too
closed
correct di-
stance of the
tube
air regulating
tube, too
open
Содержание E 8550FG2 Series
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