Low voltage Installer to check mains voltage
Tag:
fault
Flame sensing error Engineer visit required
Hot water sensor Engineer visit required
Power supply frequency Installer to check main power supply is 240v/ 50 Hz
Overheat/no circulation Installer to check for poor circulation
Fan fault Engineer visit required
Circulation fault Installer to check for poor circulation
PCB error Engineer visit required
No gas when valve opens Installer to check gas supply
Loss of flame sensing Installer to check electrodes, flue and recalibrate boiler