What does lock out light on Potterton kingfisher MF mean?
What does lock out light on Potterton kingfisher MF mean? The Kingfisher MF has overheat protection so should the heat exchanger overheat, the boiler ‘locks out’. ‘Locking out’ means the boiler illuminates a red ‘lockout light’ and turns itself off, requiring the user to reset boiler by pressing the ‘Reset’ button once the boiler had cooled for a while. When did Potterton stop using the Kingfisher boiler? Being a non-condensing boiler however, the Kingfisher MF was discontinued when condensing boilers became mandatory in 2005. This boiler suffers from all the same failures as most fan flued non-condensing boilers. Fan failure,...