02/2016 - Art. Nr. 4200 1046 8202A
18
Commissioning
Setting with flame
-
If the boiler heating
request is not present
, the
burner remains on standby.
It is still possible to return to
the precious setting menu
"Pre-setting without flame". To
do this, position the cursor on
the
symbol and confirm
with the
key.
Waiting for preheater
-
If there is a boiler heating
request
(T1-T2 contact
closed), the burner starts.
The fan speed is increased to
the pre-ventilation speed.
Pre-ventilation and pre-
ignition
The fan speed is decreased to
the ignition speed.
The fuel valve opens.
Awaiting flame signal
If no flame is detected at the
end of the safety time
, the
control and safety unit
switches to malfunction mode.
Flame detected
Flame stabilisation
The fan speed is increased to
the 1st stage speed.
The control unit awaits the
regulation authorisation.
