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Afternoon all. My Potterton Puma 80 has decided to stop working. Pilot light on, pressure at about 1.3 bar, it just doesn't fire when hot tap or central heating switched on. Questions: Being a DIY numbskull, I'm hoping someone can give me some pointers as to what it might be, how much it will...

How stupid do I feel. Other people have problems with wax capsule diverter valves and modulation PCB boards, I just don't hold the button in for long enough. :oops: Anyway, it's working now, so thank you very much for your help!

Blige me! I was sparking too early! Yep, held the knob in for 30 seconds before hitting ignition and the thing sparked into (a sort of) life! Next question - why isn't it firing when I turn a hot water tap on? Judging from the clicks and rattles coming from it, it's trying to fire, but not...

Afternoon all. I've recently moved into a flat that has a Potterton Puma 80 boiler, and can't get the pilot light to come on. The gas is switched on, the mains electricity supply to the boiler is on, but nothing happens when I press the ignition button. Any ideas?