Circulation Bleed radiators, check system water pressure; if low refill via filling loop
Tag:
boiler-error:boiler error
Overheat Bleed radiators, check system water pressure; if low refill via filling loop
PCB error Engineer visit required
Fan speed error, too slow Engineer visit required
Controls error Engineer visit required
PCB error Engineer visit required
Flue sensor error Engineer visit required
Temperature sensor fault Engineer visit required
Outside sensor Engineer visit required
PCB lock out May follow power supply problem; try reset