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We have 32 questions about mending 'water cold mains' in category Heating, Home Heating Systems which have been answered

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I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?

I have a 30cx Glow worm boiler suddenly started to give cold water only. I don.t know how to fix it? I switche... [Read more]
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how do you fix sabre combi boiler?

Green light flashes every few seconds, thermister replaced,heating and hot water worked for about an hour,then... [Read more]
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how do i get my heating back on?

i ran the hot water tap and it was cold so i went to the boiler and the pilot was out so i turned it off the... [Read more]
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central heating Works but no hot?

Central heating works, boiler on, power on, all ok from tank (system mate) there are 2 pipes 1 label hot wat... [Read more]
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cannot get shower to work?

i have a Trevi Boost built in shower mixer and cannot get the hot water to flow i have replaced 2 cartridges 2... [Read more]
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Low water pressure and no hot water on a Worcester 28i Junior?

Intermittent problem whereby the water pressure is weak and trickles out of both hot and cold taps, however th... [Read more]
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Can mains gas pressure make Combi Boilers run hot and cold water?

I've been hearing a lot about gas pressure being low in the news due to the excessive demand there has been on... [Read more]
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i need to increase the pressure on my highflow 400 electronic rsf boiler?

i can see the cold water mains inlet valve but not the other end to open or where the water goes. know how to ... [Read more]
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vokera compact overpressure problem HELP!!?

I have a vokera compact 28 boiler, the safety valve keeps blowing on overpressure,the filling loop has been di... [Read more]
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Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]
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Vailllant Eco 824 no water pressure?

I have the same problem with my boiler and after looking in the book to see the problem, I have no water press... [Read more]
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PRESSURE KEEPS RISING WATER KEEPS POURING OUT THE OVER FLOW?

THE PRESSURE GUAGE RISES TO 3BAR AND WATER COMES OUT THE OVERFLOW CONTINUALY ONLY STOPS WHEN I TURN OFF THE CO... [Read more]
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