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Thanks for the reply , I found the problem , I have a lot of sludge in my tank which has made its way to the oil pump , I have cleaned it out and got it running again , the pump was sticky to turn by hand , but I will de-sludge the tank and check the pump pressure at the weekend, .

Hi all , I have a Grant vortex pro external boiler which stopped working , the burner motor would not start but also no Led light on , I thought it was the capacitor as it just sounded like it wasn't getting the current, I changed the capacitor and still wouldn't start ( old capacitor measured...

There is not a lot of space beside it , a 90° shut off valve with a 3/8 push fit if there is such a thing would work I think .

Hi , I have an RO under sink unit which came with a mains adapter tap which does not fit my set up , can you tell me what fitting I need from this photo (thinking to put the valve where arrowed beside washing machine connector) , the RO unit mains in is a 3/8 push fit , also photo of the tap...

Last update on this for anyone who may arrive at this thread in the future , i fitted the 2 new room stats (see above post) and no more relay clicking and heating is cutting in and out as expected. Thanks all who posted for the advice and help ..

Have just fitted the new wiring centre and still have the same issues ,,, i am going to get 2 of these ...

I sent the video to continental ufh and they said i need a new wiring centre , blaming a power cut , not too sure how the faulty wiring centre would cause the room stats to cut in and out too quickly though. I will change it ..

I have swapped the room stats over and checked all wire screws are tight , still same issue ..

Here is a link to the post about the roomstat . https://www.diynot.com/diy/threads/roomstat-cutting-in-and-out-too-quickly.547047/#post-4659876

I have just caught a video of it doing it , its not every time ..

Sorry guys but I've been a bit dim , the noise in my original video is from the relays in the wiring centre which is just above the valve , I also seem to still have an issue with the room stat that I thought I had solved at the beginning of the year (with this forums help) , The stat is cutting...

Sorry , i did look at uploading photos directly yesterday but could only see a link option a link option ,, ok finally got it off and valve turns very easily with fingertips ,

I loosened the 2 screws (see photo) on the carrier but couldn't seem to get the carrier off , it was loose but wouldn't pull out ,its all original as far as i know and the motor cog is brass , i can move the lever with the pinion easily by hand .

I got the cover off and thought i had found the problem , only 1 screw holding the motor on , on spending half an hour or so finding a suitable one , I discovered it only has 1 holding it in, the other side of the motor locates in a slot , it seems to be a rack and pinion type of arrangement ...

Ok ,thanks , i will change the whole valve

Can just the electrical part be changed or will it need to be the whole thing ?

Hi all , i have had this valve which seems to stick for a few seconds mostly , but it is now getting worse , do i need to replace the whole valve ? see video . it is one of these ...

Hi , moving that switch has made a big difference seems to be working well now ,, (no floor sensor) .. Thanks for your help ..

do you mean flick the dip switch 2 up ?

I was considering changing to some digital controllers , maybe i should just do that .. It does seem to have got worse though .. its going on and off several times a minute on some occasions ..