Maximum gas valve current Engineer visit required
Tag:
boiler-error:boiler error
Minimum gas valve current Engineer visit required
Flame sensing problem Engineer visit required
Fan parameter out of range Engineer visit required
PCB requires calibrating Installer to recalibrate boiler
Heating return sensor fault Engineer visit required
Flue sensor fault Engineer visit required
Heating flow sensor fault Engineer visit required
Installer to check system for water leaks Auto refill on too long
Auto water refill on Should clear, if not engineer visit