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Hi guys I bought this part for a boiler, part no. 5114725. It came with no gasket. Do I need a gasket or does it connect to the diverter valve body as is?

Hi guys had a look at a baxi 33he boiler, was told it was ok for central heating but not heating dhw. I guessed it could be the diaphragm attached to the diverter valve but this boilers diverter valve is differently laid out to the other versions I have seen. Is there anyway to change out a part...

Hi guys I tried fire up a potterton prima 50 F today, it has not been used for over a year and half eventually lt fired up but after a minute or so there was a grinding type noise coming from the top of the boiler any ideas on what this maybe.[/u]

Hi guys I was looking at one of these boilers earlier... When you draw off a hot tap the water stays cold and the led doesnt light up on the boiler any ideas of what this fault could be..

Hi guys I need to run the open vent and cold feed coming off the flow pipe of a boiler approx. 3 metres.. will this be a problem... Initially they will raise up flow pipe about a 1metre but then need to run horizontally for the 3 metres or so and then raise up again to attic.

Hi i was looking at a ch system today, its fed from tank in attic and using old potterton primaf boiler, problem is... it has no vent pipe over the f&e tank... and the feed from the tank is only 15mm. I will try attach a sketch now too..

Hi guys, i want to change a dhw cylinder , i have changed one heated by a gas boiler before so i just want to confirm that the principal remains the same for doing the job with oil boiler; Do i just turn off boiler, isolate f&e tank (its open vented) and drain from lowest point?? I am also...

Hi guys hope someone can help me to understand this, even though im studying gas at the moment i unfortunately have a 'part' time teacher- or as it seems anyway!! Im trying to understand this process so anyone with advice please advise. My check list goes as follows: 1 boiler loaction...

hi guys this question is for you great gas technicians out there. Im trying to figure what the purpose of a by pass on a gas oven is- is it anything to do with keeping the burner lit when the temprature set by the stat is reached?? Also guys can anyone explain how you would get the gas rate...

Hi guys will be replacing dhw at weekend, i have never done this before but hoping all goes well.. Im just curious to know about the refill of the system any recommendations will help as i expect this is where experience comes into play. Hopeing all goes well with replacing and fitting...

Hi guys was over in brothers yesterday as he called me cause his toilet wouldnt flush- but he messed around with the cable of the flush valve and a spring has come out and i cant figure out how to put it back in- its a siamp type flush valve here is a link to it-...

hi does anybody know anything about these boilers my sister has one and it stopped working asked me to have a look. on the panel when you turn it on the light goes green as it should but on the part which has the heating symbol above it the light is yellow which shouldnt be on, i had a look and...