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Hi, I have been trying to solve a fault on the 105e instant. Whats happeneing is when the boiler fires up to heat the hot water store, it heats the water up but then when you run a bath once the water store has run out then the boiler goes to a minimum flame around 2.0 m/bar and then eventually...

Have any breakdown engineers on here come across a common problem with the Potterton Suprima, I went to one the other day it was the 30l model and the customer complained that every couple of hours the red lockout button would flash and stop the boiler from firing up. At the time the boiler was...

Hi Guys, well I fixed the problem today and as I suspected it was the PCB but thanks for all your input it was very helpful. I have only just joined this forum and already finding it has many benefits for engineers like me in the field so keep up the good work. Dave

Thanks for that, I was thinking the same thing but needed a second opinion. I used to have all the worscter manuals but lent them to someone and never got them back. I know that a lot of the worcster's have to go through a certain sequence before firing up. I went onto the worcster site to...

I haven't checked the spark generator because I assummed you would need voltage at the pins of the gas valve from the Pcb after the pcb has been proved and the spark generator works in tandem with that, or is the sequence after the aps switch has been proved that the spark generator should be...

Hi Guys, just joined this forum and so here goes. I am a corgi registered engineer and have recently started to repair combis of all types and names. So the question I want to ask is, I was called out to a worscter 28i after a contractor had fitted an outside water meter. So I automatically...