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    Leaking stop cock behind wall

    Hi all. Got a weird one. House which was converted from flats. There are two stop cocks - one where you'd expect on ground floor, another half way up the house which shuts off top two floors of water only. This second stop cock is only accessible through a wall mounted hatch (and you have to...
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    Dripping wall mounted tap.. can't see how to access washer

    Hello all I have a dripping hot tap in a bathroom. Hard water area so am guessing limescale. Taps by buckmoy posted 7 Aug 2018 at 1:55 PM I can't see how to open up the tap to have a look. I was expecting an allen key screw underneath somewhere to enable the housing to be removed, but there...
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    Draining CH into subfloor

    Hello Is it OK to drain a CH system into the subfloor? Just once, to change a rad. Wooden joists, victorian house, subfloor is just what you'd expect under a 100 year old house I guess, compacted soil type stuff. Thanks
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    Vailant 824e Kettling on CH

    Hello all. Got a Vailant Turbomax 824/e which I've been trying to keep alive for a few years. It had a diverter valve changed recently by a great gas engineer (as HW had stopped working but CH was fine). HW is now OK, but I am now getting some bad kettling when CH comes on - boiler fires, temp...
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    Jammed Bristan Thermostatic Cartridge

    Hello all I have searched these forums and youtube etc but cannot find anything.. Background: Shower is luke warm (HW to other places is fine) Shower is about 8 years old and we live in a hard water area so I think thermostatic cartridge may be crudded, Can't identify the exact shower type but...
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    Combi boiler noise: low flying plane to elephant

    Hello Had a new rad fitted in my flat, since then the boiler has been making noises on CH startup and HW usage. CH startup getting worse..at first I honestly thought a plane had flown over my house (about 3 seconds of noise)..now it sounds more like a really sad elephant (about 5 minutes of...
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    Is my boiler about to explode?

    Vaillant TurboMax 28 combi When the CH is on, the pressure goes up to about 2.8 bar. When things are dormant the pressure is still above the recommended operating thresholds. Is there an easy way to reduce this pressure a bit? Can I just bleed one of the radiators for a bit? What...
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    Carbon Monoxide risk?

    Hi all - wonder if you can shed some light. 100yr old terraced house. I just knocked down a stud wall to expand a 1st floor bathroom into where a water tank used to sit (I've gone combi). I have exposed an area of pipework that runs from the kitchen at the front of the house, along the...
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    HW - how to turn it off.....

    OK - dumb question so I am really sorry - I did a search but couldn't find it. I have a Vailant 828 Turbomax Combi. I have a leaking HW tap in the bathroom (sink) I also have a stopcock which is so old it won't budge. How can I safely turn off the HW in order to change the tap...
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    New combi pressure keeps rising...

    Hi I have a Vaillant 828 Turbomax Combi, installed 3 weeks ago. The pressure was at 1.5 bar on installation. I just checked it and its above 2 bar (2 bar marks the end of its "green" operating range). I wanted to know if it is normal for pressures to fluctuate (maybe I caught it at a...
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    Add tank to Combi system?

    Hiya Got a new system running off a Vaillant 828 combi. Shower is ok but at some point in the future I want a bit more POWER! 12 inch shower head and corner bath etc. What are the ways of achieving this? Do i need to add a tank, off which I can run a fat pump? Or are there other ways...
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    Can you cause damage by adding too much sludge remover?

    Guys A simple question. :shock: Can you cause much damage from adding too much sludge remover? I added some (can't remember the type, got it from B&Q, small triangular bottle - something"Restorer"), then someone recommended to me some Sentinel X400 as being much better. So I want to...
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    Replaced Pump - boiler still slapping and banging

    Hiya guys Replaced a pump last night (with some help from a plumber with a blowtorch). I then drained the system from the draincock (opening rads on the way down), added some Fernox or equivalent to the empty F&E tank, and refilled. Bled the radiators as the water came back up, bled the...
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    Can't open pump

    Got one of these. Blew a fuse recently, so suspect impellor has crud in it. What is best way to clean? Tried removing motor housing using the 2 alan key screws- used considerable force, leverage, hammer.. and it wouldn't budge!
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    why is pump jammed?

    Woke up this morning to no CH/HW and the display on my 20 yr old Potterton EP 2000 was blank. So I checked the electrics - all fine. Changed the main fuse to the pump / 3 way valve / control box and the display came back on. Switched it to 24 to try and get a response from the system...
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    Trevi Boost - manual jig?

    GOt a trevi boost which only gives an adequate shower temperature with the temeprature control handle set to absolute maximum. Didn't used to be like this. Apparently there is a wax seal inside which I can take out to control the temp manually, at the expense of the mixer no longer being...
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    70 quid to change immersion heat element?

    That was one of the quotes. In the end I paid £45 to someone else, having supplied the new element myself. Was this a rip off? Trying to work out if the guy is sound or not. The old one was a b*tch to get out - but it didn't take too long. He did the wiring too for the new one. Bloke...
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    Apollo - shuts off and crud on pump

    Guys - another Thorn Apollo problem thread! I had some probs a few months ago (boiler banging and auto-off) - a plumber came round and fitted a new pump and 3way valve. Spent about 6 hours with me and charged 200 quid inc parts so I was happy. All was happy for about 3 months. Over xmas...
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    Low mixer shower pressure - but bath taps high pressure...!

    I have a mixer shower, surface mounted above a bath in a house I just got. With the flow tap to max, and the temp tap to max, all we get is an ok temperature but really cak pressure. The strange thing is, the bath taps have great hot and cold pressure. I'm not sure if there is a...
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