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really appreciate your help. thanks.

no idea, but it is doing my head in. any suggestions on how to set up the bypass valve?

the same gc number. i called glow worm today who advised that one has to be fitted!!!!!!!

the boilers gc number is 47-019-09. i am fitting the pipework myself and the boiler engineer is coming on sat to commission it. sorry for the confussion but it is the central heating that requires the arv but i have never fit one before. i thought the boiler i purchsaed had an inbuilt...

the user manaul states that this is the minimum

Hi thanks for responding so quickly. it is a glow worm betacome 30 i do not know the exact pump model im afraid.

Hi all Can someone please advise how i would set a bypass valve when installing it onto the flow and return. The boiler i am looking at installing does not have one built into it. I need a minimum flow rate of 2.5 l/m Any help much appreciated.

Can anyone please tell me the size of tap connector for the water flow and return and the gas inlet for my Thorn Main Meddway boiler. i have tried all the plumbing stores and apparantley they cannot find the sizes. can you also please recomend a place to purchase them. Thanks

Yes it seems to be ok.

The pilot light is ok but the burner is not firing up. I had a look at the thermostat and there is a waxy layer around it. I am not sure whether this is just grease to lubricate it or whether the liquid has come out? could this be the reason why the burners are not firing up. Any help...

Thanks for that, i know my next question is going to be a stupid one but why would the operating pressure need to be changed?

How does a range rating boiler work?

Can anyone please explain to me what a range rating boiler is and how it works? Many thanks

sorry for the delay, thought i had posted it, please find picture above.

The red tube goes into the connection underneath the black tube

thanks for the quick response, give me one minute to figure out how to do it and i will upload the picture.

Hi All Does anyone know what the red plastic tube under the boiler do and if so what is it and can i get a replacement. When trying to light the boiler it will only work when this pipe is connected. I noticed it had come from a plastic compartment but when i tried to re-connect it it...