Instruction manual
6
Operating the boiler
GREENSTAR CDi CLASSIC SYSTEM
ErP
– 6 720 815 727 (2015/05)
3.2 SWITCHING THE BOILER ON/OFF
Fig. 2
Switching on
▶ Switch on the boiler by pressing the ON/OFF button.
The ON/OFF indicator light [1] shows blue.
Switching off
▶ Switch off the boiler by pressing the ON/OFF button.
The ON/OFF indicator light [1] goes out.
1
6 720 812 178-02.1O
The boiler runs for 15 minutes at minimum heating output to fill the condensate trap. The display [K] alternates
between and the central heating flow temperature.
This occurs every time the mains supply has been interrupted.










