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Hi folks, The diverter valve is playing up on my Ravenheat 820 boiler. What I want to know is can I just replace this with a standard valve? My plumber mate told me to look on screwfix. They have one http://www.screwfix.com/app/sfd/cat/pro.jsp?cId=102632&ts=68296&id=53314# but I...

Hey folks, My boiler is giving me grief. Its a Ravenheat 820 and there is a problem with the hot water supply. In the shower, with the hot tap turned to full it is ok and I get enough hot water. However, the kitchen tap and bathroom sink tap are not getting hot. The boiler fires when...

Hi, I have a Ravenheat 820 Combi boiler. For the last few days, the hot water has been cutting out. The boiler fires up and then after a short time it cuts off and fails to heat the water. Sometimes it will re-fire itself other times I have to turn off the water and turn it back on again...

Hi all, I have a Ravenheat Combi boiler. I recently fitted a Drayton Wireless Digistat Thermosts to it (following help from this site). I got this working fine and it does the job well. However, since I did this the hot water supply is playing up. The boiler heats the water for a minute...

Hello folks, I have inherited a Ravenheat 820 combi boiler with no room thermostat wired to it. I just bought a Drayton Digistat RF3 (which cost me a small fortune!) and can't work out where to wire it into the boiler. I have an electrician friend who will help but I need to get the wiring...