boiler not firing up

Hello all, I’m pretty clueless when it comes to this sort of thing but as we can’t have tradesmen in the house due to shielding I’m hoping someone can give me advice to help diagnose my heating problems. We bought this house less than a year ago and starting to find that there are several...

Hello, I was hoping you could help me identify what is causing the problem with my Viessman Combi Boiler. It is a Viessman VITODENS 111-W. Type B1LA. Gas condensing and storage Combi Boiler. The Pressure drops to below 1 bar (Pre determined cut off point) and the boiler refuses to turn on. So i...

Hi all, I'm hoping that one of you lovely experts can help. My boiler is a potterton suprima 50l (with the new PCB 5111603). It only comes on every now and again (I think when it's fully cold) and then cuts off after a couple of hours or so. The light is flashing Orange/Green which in the...

Hey So I need your expert advice. I have an Ideal FF250, in an pumped system, with a header tank (though no overflow vent) and a HW cylinder. It's a heat-only sort of boiler. It has two honeywell two port valves, and has been connected to a tado. On switching the heating back on, I've...

Hi, I use this forum a lot for advice but never posted. Hopefully somebody can give me some advice on what I may have done wrong. I have an Ideal Isar HE24 boiler. Tonight I replaced a radiator, and I replaced the lockshield valve as it was dripping. To do this I had to turn the water off and...