38
4.
For the Service Technician
Fig. 76
Values
Parameters
Actuator test
Settings
Choose
Back
Fig. 77
Values
Parameters
Actuator test
Settings
Choose
Back
Select the required item, „Values“, „Parameters“, „Ac-
tuator test“ or „Settings“ and confirm by pressing the
Choose
button – Fig. 76.
For further settings, see sections 4.7.1 - 4.7.4.
The menu item or sub-menu item is exited by pressing
the
Back
button or after a delay of 10 minutes – Fig. 77
4.7.1 Values
The following values are displayed:
Temp. Boiler
The current boiler temperature is displa
yed in °C.
Temp. chamb.
The current temperature in the combustion chamber is displayed in °C.
Fan-speed
The nominal speed of the blower is displayed in rpm.
Pos. Prim. airfl.
The position of the primary air choke is displayed in %.
Pos. Sec. airfl.
The position of the secondary air choke is displayed in %.
O2 signal
The O2 signal of the lambda sensor is displayed in %.
O2 heat current
The O2 heat current of the lambda sensor is displayed in A.
Temp. Exhaust
The current flue gas temperature is displayed in °C.
Fig. 78
Temp. Boiler
68°C
Temp. chamb.
578°C
Fan-speed
2500 rpm
Pos. Prim. airfl.
60%
Pos. Sec. airfl.
30%
O2 signal
18,1%
Back
Fig. 79
O2 heat current
2,5A
Temp. Exhaust
195°C
Back