User manual
Operation 
Page 70 
English 
3.2.7.2  Initial commissioning 
Switch on 
After connecting the EFOY COMFORT fuel cell for 
the first time, the intro screen appears on the dis-
play. 
  Press [ok]. 
After a short wait, the language selection appears. 
Selecting a language 
1.  Press [][] to select the required lan-
guage. 
2.  Press [ok] to confirm your selection. 
Selecting a fuel cartridge 
The fuel cartridge is then enabled. 
1.  Press [][] to select the relevant fuel 
cartridge. 
2.  Press [ok] to confirm your selection. 
INFO: 
If you have not connected a full fuel car-
tridge, you can disable the fuel gauge (see 
the "Fuel cartridge" chapter on page 82). 










