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Our Alpha CB24 is finally not worth repairing. After changing various sensors, pulling out the diverter valve to change the diaphragm and topping up the pressure vessel air it has thrown up a fault with the overheat thermostat which will not clear with a new sensor fitted so I assume the board...

Well I got the job done in the end. Removal of the water pump was a no as the bolts were too stiff so I elected to take the valve out. It was pretty easy to be honest, bit of shoving involved. Once I got the diaphragm out I could see the problem straight away, it was rotten as hell with two...

Ha ha no. I'm pretty good with such things, I've drained the boiler before and have a good understanding of how things work. I'm not in a rush now the weather is warmish. Always good to have advice from a few people who know whats involved though. Just looks like a job of taking my time and...

I am about to attempt to remove the diverter valve from my boiler in order to replace the diaphragm. Any advice or tips would be most welcome. I have the repair kit. Thanks.

Hi I am looking at replacing my Siemens rev100 stat with a wireless one. There is only 2 wires (240v) going to the stat. I wish to install a siemens RDJ10RF but am unsure how the receiver will get its power and switch from just 2 wires. Well I can imagine how it should work but I think...

Thank you. When you say a seperate shower pump do you mean an inline pump in the loft that cuts into the cold? These have automatic flow switches yes?

Hi Having just moved into a new house we have discovered that the shower has no power at all. It is a mixer that was installed seperately. After looking in the loft I can see that the hot water comes from the airing cupboard tank and the cold water is just gravity fed from the bottom of the...