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hi, All stops and valves very much open. Taps and showers elsewhere all work fine. Just thus sink and seemingly it’s associated toilet affected by very low flow. I’m assuming air is the culprit as I’ve drained the system recently and I’ve tried replacing the tap valve and disassembled the...

Hi, I am a keen DIYer so please be kind. I have done my best. Have an issue with what I think is airlock and need some help please. My system in my modern 2012 home comprises a megaflo cylinder for mains pressure hot water, condensing boiler and no loft tanks. Earlier in the week I replaced...

Thanks for your help folks. All sorted and working a treat :D

Ah cool that makes sense. I'll try that if I can find suitable bungs. If not and I drain down how can I be sure the tank side has drained if I do it from one of the downstairs rads? Do I just need the valve I'm changing to be mid position or would I need to locate a drain on the boiler?

Ah fair enough So if this one ever goes in future it's a full replacement again.

Oh? are the Siemens ones no good then? I would rather get it sorted tomorrow if possible. This one cost enough money mind!

I have it switched to manual at the mo and the motor has started making a horrible noise. I would have loved to have fitted a new head but I couldn't get one at the weekend, and can't be sure it's not a sticky valve that killed this one? I presume it's not to difficult to swap the olives...

Hi, I have a small problem with the mid position valve fitted to our conventional heating system. The mechanism on top of the valve clicks when the central heating is switched on. In turn we get only hot water and no heat. The motor inside is spinning but it seems the cogs underneath...