7
Troubleshooting
If there is an error, the relevant error code will be
displayed (e.g. E01).
Resettable errors are shown with E, while non-re-
settable ones are shown with F. Press RESET (K4)
to reset the combi boiler. If the problem persists,
call the authorised service provider.
Error code
Error defınıtıon
E01
Ignition failed
E02
Faulty flame formation
E03
Overheating
E04 / 05 / 06
Pressurestat error
E08
Ionisation/electronic board error
E09
Gas valve feedback error
E12 / 21
Electronic board error
E82
Ionisation error
F02
Faulty flame formation
Reset lockup (turn on/off the power
F13
supply of the appliance)
F22
Low voltage failure
F23
Pressurestat failure
F25
Electronic board error
F31
Central heating NTC sensor failure
F32
External air sensor failure
F33
Utility water NTC sensor failure
F37
Low water pressure failure
F59
Gas valve failure
Warning! If the problem persists
even if you have applied the in-
structions provided in this section,
A
please contact the dealer where
you purchased the product or the
Authorised Service Provider. Never
try to repair faulty products on your
own.
Combi Boiler / User Manual
33 / EN