Siemens HG72G.1 M Series Instructions For Installation And Use Manual page 32

Undo the two screws on the right and the one screw on the
2.
left of the oven burner and pull the burner upwards and
towards the front slightly.
Unscrew the nozzle and replace it with a nozzle which is
3.
suitable for the new type of gas (see "General nozzle table"
section).
Replace the gas label with the new label that was supplied
4.
with the nozzle set.
To reassemble the oven burner, follow the instructions in the
5.
reverse order.
Setting the minimum gas flow
Open the appliance door.
1.
Press the control knob for the oven and turn it anti-clockwise
2.
to the maximum setting of 250. The gas burner ignites. Hold
the control knob depressed for around 15 seconds and then
release it.
Close the appliance door.
3.
Remove the control knob.
4.
Through the gas tap opening in the control panel, loosen the
5.
internal setting screw.
Replace the control knob and heat the oven for 15 minutes.
6.
Then turn the control knob to the minimum setting 140.
7.
Remove the control knob again.
8.
Now, through the gas tap opening in the control panel, adjust
9.
the internal setting screw until a stable flame is burning
correctly.
Loosen the adjuster screw to increase the gas flow or tighten
it to decrease the gas flow. The setting is correct when the
height of the small flame is approx. 3 to 4 mm.
In the case of a connection to liquefied gas, tighten the
setting screw.
32
Refit the control knob.
10.
Make sure that the flame does not go out when the gas flow
11.
is changed quickly from maximum to minimum and vice
versa, and when the appliance door is opened and closed.
Regulating the primary air
The primary air is correctly set when the flame is stable and
blue/green.
Undo the screw.
1.
Turn the cover clockwise or anti-clockwise.
2.
The correct cover position can be determined from the
following table:
Type of gas Setting
G20/20 mbar
G30/29 mbar
Tighten the screw again.
3.
To reassemble, follow the instructions in the reverse order
4.
and pay attention to the 4 screws in the back wall of the
cooking compartment when inserting the removable floor.