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  1. M

    Leak from pressurised system

    My nextdoor neighbour has a pressurised heating system, downstairs the pipes ae in the screed. He keeps losing pressure in the system, he has to repressurise 2 or 3 times a day. it leaks so much that the upstairs radiators drain down occasionally. I went round to check for leaks, I checked all...
  2. M

    Location of secondary return pump and return pipe for underfloor heating.

    I am fitting a secondary return on a system, tank will be in the loft. All the pipework goes up to the loft at the back of a cupboard, I would like the pump to go on the return pipe in here so it is easily accessable for maintenance. My collegue says he thinks it should go to as near to the tank...
  3. M

    Gravity Cold Water issue

    Went to a house today with no cold water coming out of the upstairs taps, 3 taps in all. Hot water okay but poor pressure. In addition no cold water is coming out of the shower which is fed by a negative head pump with it's own seperate cold feed. The pump does not kick in even when selected to...
  4. M

    Toilet no flushing properly.

    A collegue of mine has come across the following problem. Downstairs toilet in newish house (prob last 10 years) when flushed partially fills the bowl then flows away. Toilet has durgo valve on stub stack that is fitted just below the spillover level of the basin. Cloakroom backs onto cloakroom...
  5. M

    Changing to unvented system.

    I have a client who wants to change from a vented to an unvented system. However it is a large house with multiple outlets as I will explain. The main house has 3 bathrooms, one has a gravity shower, one has a gravity pumped shower and the 3rd just a bath. In a seperate part of the house there...
  6. M

    Connecting mains cold water to gravity cold water.

    I have clients who live in a small cottage. Originally the kitchen was at the front of the house in one of the 2 rooms, the bathroom was upstairs at the back of the house and was fed by gravity hot and cold. At some time in the past a small extension was built at the back and the kitchen was...
  7. M

    Drain or Bung?

    I have bunged central heating systems for minor repairs without a problem. I have to change a drain off cock on a hot water cylinder. It is a 1/2 inch threaded drain off screwed directly into bottom of the cylinder. I was planning to bung the feed and vent and just unscrew old one and screw in...
  8. M

    Water Leak!

    Customer called saying his water bill had doubled in consumption in the last quarter. The water meter was going round even with everything turned off. First turned off main stopcock, meter stopped so pipe from meter to stopcock ok. Checked all toilet overflows, all ok and toilet valves in good...
  9. M

    Low water pressure at electric shower.

    Had an electric shower problem, turned out to be low mains water pressure coming in to shower. Kitchen tap water pressure is fine, bathroom cold tap water pressure seems low but better than the shower. Haven't yet confirmed if bathroom cold taps are mains or tank fed. All pipes are boxed in...
  10. M

    Column Radiators

    A customer of mine has some steel column radiators. The paint was peeling off so I removed them and the customer sent them for shot blasting and powder coating. The customer asked me to refit them and when I did so I found all the bosses that the tails fit in to were leaking. A colleague of mine...
  11. M

    Power Flushing

    I am trying to do a power flush at a friends house. The bottom union on the pump is impossible to access, can I remove the 3 way valve and connect there after disconnecting the power to the pump? There is nowhere convenient to connect in to the pipework elsewhere. I know you can use pump head...
  12. M

    Pneumatic concealed system

    I have a problem with a pneumatic concealed cistern, however I do not recognise the make. All it has is 'OLI' stamped out in the top plate and the numbers 050204-239 printed on the case. Anybody recognise the make?
  13. M

    Power Flush Hoses

    Does anybody know where I can buy hoses suitable for a power flush machine. The one I hire has quite short hoses and some longer ones.
  14. M

    Unvented discharge pipe.

    A customer of mine has asked me to fit an unvented cylinder, I am not qualified so she will need to get somebody who is to fit it. However I was checking where all the pipes could be run and I have a question about the termination of the discharge pipe. She wants the cylinder fitted in an old...
  15. M

    Concealed Cistern

    Anybody come across a concealed cistern with a handle flush that is connected by a bar to the flush valve. The panel that the handle goes through is removable but the handle seems fixed to this bar so although I can loosed the panel it will not come off until the handle is removed. Does the...
  16. M

    Cold downstairs radiator problem

    Last winter everything working fine. Switch on this winter and 2 downstairs radiators do not work, others downstairs and those upstairs fine. Turn off all radiators except one cold one, it heats up okay. Turn back on other radiators and it goes cold again. Do same for other cold radiator and...
  17. M

    Immersion Heaters

    I have fitted 2 immersions to the same cylinder in the last 8 months. Both have blown. They are 11in and bottom immersions on a huge cylinder that takes 3 hours to drain down. My electrician friend has checked it and cannot give an electrical reason for this to happen. Has this happened to...
  18. M

    Moving Water Meter

    I need to move an internal water meter, I can easily move it with out disturbing the seals on the meter am I allowed to?
  19. M

    Cold downstairs radiators.

    This is a large house with 9 radiators upstairs and 10 radiators downstairs. I changed some radiators here about a year ago and had no problems refilling (vented system) and no airlocks. Suddenly the downstairs radiators have stopped working. Five of the radiators are fed under the floor from...
  20. M

    Changing 2 tap hole basin taps for single tap.

    I have a customer who would like a single tap on their 2 tap basin, like the bath filer taps. However he centers are 200mm and I cannot find any single taps with 200mm centers. Anybody know of any? Another option is to blank off one hole and put a monoblock on the other, would a monoblock fit in...
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