49 … 68
48 … 68
Printed in Germany • Edition 02.14 • Nr. 254 722
Reduces the power
Increases the power
set modulation percentage
Activation of the service display:
press the keys simultaneously
back to the
operational status display
Service display
▶ The service display is activated out of the operational status display.
▶ The service display can only be activated in the burner mode.
▶ A heat request must be active on the temperature controller input.
▶ Power setting by means of the ± keys
!!
In this mode, the device does not react to the power setting signal of the inputs Power [+] and
Power [-]
11.8 Service display
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