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Greenstar FS/Combi FS – 6720810589 (2021/01)
Troubleshooting
7
Troubleshooting
The Heatronic boiler control monitors all safety and control components.
If a fault arises during operation, an audible warning tone sounds.
Press a button to mute the warning sound.
The display indicates a fault code (e.g.
) and the reset button may also be
flashing.
If the
reset
button is flashing:
▶ Press the
reset
button and hold it until
appears on the display.
The appliance starts up again and the current supply temperature is displayed.
If the
reset
button is not flashing:
▶ Switch the appliance OFF and ON again.
The appliance starts up again and the current supply temperature is displayed.
If the fault persists:
▶ Contact a trained and certified heating contractor for assistance, providing
details of the fault code and the appliance type and serial number.
An overview of the display codes can be found on page 24
