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questions

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  1. P

    On/off peak immersion questions

    Hi, I have a Water tank with two immersion heaters. The off peak switch heats the bottom immersion and the on peak switch heats the top immersion. my problem is the top immersion does not give enough water for a bath in the evening. can I rewire the on peak wire into the bottom immersion heater...
  2. J

    Looking for work + questions about the plumbing business in Britain

    Helllo I'm a 22 year old who came here from Sweden a couple of months ago and I'm looking for a job within plumbing. I've studied plumbing & heating in school for 3 years (upper secondary education) and after that I've been working as a plumber (apprentice) for another 2 years. I would have...
  3. D

    first plumbing job - questions

    Hi All, ive just done my first plumbing small plumbing job and have some questions for those working in the trade. 1) i was on my knees most of the day while i was working and i can now feel the knees are alittle swollan, any tips on how we can aviod this or reduce the wear on the knees. ive...
  4. H

    Pump Questions?

    Hi there, can i connect a pump straight to the existing supply under the bath i.e off the hot and cold then reconnect back to the tap/mixer? Or does it need a different supply? Just concerned as to where to run pipes? dont really want to lift up floors? many thanks....
  5. D

    Combi conversion from vented gravity system - wall of text and questions

    TL;DR version Getting new combi to replace vented conventional system Q 1) thoughts and opinions of weather compensating programmers? Q 2) Most of my CH pipe is 15mm will a chunk of this need to be replaced with 22mm? Q 3) Condensing boilers need a return of 55c or under to be most efficient...
  6. T

    Questions about inhibitor

    I know that inhibitor was put into my CH system some time ago, but I've no idea what make it was and whether it was enough, and whether it has a limited lifespan. I would be grateful for anwers to these questions (just quote the number of the Q). 1. Would it be a good idea to add some more...
  7. P

    Few questions about the radiators you use

    Afternoon, As part of some work we are doing we are getting some research done about the radiators that plumbers install could you please take a few minutes to answer my questions? Thanks a lot. What radiators do you usually supply? - Myson - Radson - Purmo - Quinn - Stelrad...
  8. N

    Evohome Correct configuration and operation questions?

    I have a Keston Boiler connected to a Ariston (megaflow). I have 5 rooms with radiators controlled with a combination of HR80's and DT92e and one BDR91 as the main Boiler relay connected to the radiator motorised zone valve. Additionally, I have one room with under floor heating connected to a...
  9. B

    Back boiler questions

    Hi There, I have a central heating/boiler question that hopefully some of the experts / installers on here may be able to advise on. I have an old baxi bermuda back boiler... (approx 32 years old apparently according to Brirish Gas's homecare service sheet) Have just had it serviced and the...
    • Biscuit Baron
    • Thread
    • back boiler boiler questions
    • Replies: 9
    • Forum: Boilers
  10. A

    Update of what I have been doing and a couple of questions.

    Hello everyone it's been a while since I posted although I have been regularly visiting the forum and trying to soak up some info. I now have approx 3 weeks left in the army. I have managed to complete my Part P during the last couple of months and I have still been working weekends with the...
  11. A

    A few questions about balancing Central Heating

    I have just completed upgrading my central heating from single pipe to Two pipe, and replacing the radiators with new ones. It is a sealed system with a Vaillant ecotec pro 28 condensing combi boiler, and I am now at the stage of balancing the radiators. I have read up on how to do it but there...
    • ASJ
    • Thread
    • central central heating heating questions
    • Replies: 6
    • Forum: Central Heating Forum
  12. A

    2 Questions - combi or not, and wood-burning stove for rads?

    Hi all, can't find exact answers to these anywhere in the forum: I have a closed pressurised gas boiler central heating & hot water system. Plumber (young guy who i didn't trust and flooded the place, left rads leaking, etc.) said a combi boiler wasn't suitable for our house, I think due to our...
  13. W

    cwsc questions

    hi all, I need to fit a new shower but I cant get a tank connector from cold feed to the shower pump any lower than the cold feed to the hot water cylinder, regs states it should be at least 30mm lower to avoid scalding. is it a new tank needed?. also how do you determine the size of someones...
  14. T

    Few questions

    Hi all was wondering if some of you could help, been to look at a job today and just wanted some help with a few things. 1 can you cut a existing cast soil pipe about a foot above ground and put a plastic connector for new plastic soil stack? 2 has anyone ever removed a ray burn and is it...
  15. G

    A few questions for the forumers!

    Had a quick chat with a mate yesterday about the following, could someone please clarify... - If there is hot water but no central heating (or vice versa) is it more than likely the diverter valve? Poor hot water could be the plate heat exchanger? - How do you check for earth continuity on a...
  16. S

    Gas controls questions

    I failed my Level 3 gas assessments on gas controls. Working as a new installer I have been told that this can be a common pit fall for first assessment candidates. I am resitting on 6 August .Anyway, I will put some of the questions I had up here , with some answers i think are right and would...
  17. Z

    The locked plumbing questions forum

    What is this?
  18. T

    Iam firing away with the questions tonight :) Thermocouple testing

    I need to test a the thermocouple on a gas fire is this the correct way to do it? Multimeter - put it on DC; something like 200 Mv Positive to the outer core Unscrew thermocouple out of Gas valve Negative to the inner core Light the pilot and see if i get a reading
  19. M

    central heating exam questions

    hi am new to the site,i have a central heating exam on thursday 6189 level 2 does anyone have any past exam questions i would be most greatful
    • macmchugh
    • Thread
    • central central heating heating questions
    • Replies: 8
    • Forum: Central Heating Forum
  20. W

    Couple of questions

    1) Anyone recognise this tap? Customer has it installed 18 months ago by someone else and it drips from where the arrow is on the cold side. No drips underneath where pipes connect. The gap has a slightly concaved disc which was loose and I tightened it by finger but it kept dripping. I'm coming...
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