tightness

In mathematics, tightness is a concept in measure theory. The intuitive idea is that a given collection of measures does not "escape to infinity".

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  1. S

    Commercial gas tightness testing and purging

    Hi, I was in doing my commercial change over from domestic. And the lecturer had a software program where you could just enter the meters of pipework and which meter and it would do all the calculations for you. It was based on a spreadsheet, anyone got any ideas what it was called? Thanks sam
  2. M

    Tightness testing

    Today I had an inspection not off gas safe but off my ha inspector. I fitted some parts on the boiler checked it all was working ok, working pressure gas rated fga'd boiler all working fine. He said are you going to do a tt I said no as I haven't broken into the gas and there has been no smell...
  3. S

    Gas tightness test

    Hi, I've just created a new pipe run (roughly 23 meters) from meter to boiler with no appliances. I did the tightness test 5 times, each showed roughly a 1mbar drop with absolutely no smell of gas . I have checked every joint with leak detector twice and nothing showed. There is however a...
  4. carrpaul

    none perceptible movement on tightness testing

    can any one refresh me on the none perceptible movement on tightness testing with a fga .
  5. S

    Test results

    Hi all Had a call tonight from a project manager for a building firm I sub contract to. A boiler has been moved at a clients house which has subsequently had a gas leak (blue flames from below boiler) NB I haven't been to this site at all & as yet we are uncertain as to who moved it !! When I...
  6. D

    Advice when tightness testing and permissable drop found

    Hi , just wanting some opinions over what the correct procedure is when tightness testing a property with all appliances connected and no reported smell of gas ? for example a drop of 2.5 mb over the 2 min test period would be within tolerance of either gas meter . What would the next step be as...
  7. 0

    Best Digital Manometer!

    I'm going to bite the bullet and buy a digital manometer, just wondering which is the best on the market; Omnitron, Anton, Testo, Kane? Any others better? Thanks for any replies Sam
  8. W

    Tightness Test Anomaly - Any Ideas / Advice Welcome

    Hello Guys, Wondering if anyone can help me. And before anyone asks, I am fully ACS qualified and fully Gas Safe Registered. Was called to a job a couple of days ago just for a routine landlord safety check and during the let by and tightness test I found a very small but continuous leak on...
  9. M

    Tightness Test

    Went to a gas escape job today, BG had capped meter. Big deal thinks I. Reconnected meter and commenced TT. Gauge dropped 20mb in about ten seconds. I could be criticised but I think BG were spot on with this one. :)
  10. M

    tightness test

    hi guys i have been off work for sometime now due to medical suspension however i had a training day yesterday in which i was informed by a colleague that the paramaters for the tightness test have changed (pressures no longer need to be as exact as previously). Could any one tell me if there is...
  11. A

    What manometer would you recommend?

    Does anyone use a digital manometer? Which do you use and would you recommend having one in addition to a water one? Can they be used or burner pressures as well as tightness tests? Thanks and merry xmas to all :carolers:
  12. G

    Kane 455

    Does anyone use one of these I used to use the Anton spint but now have the Kane 455. Had to use it for a tightness test as needed to leave proof of a passed test but when I did it the gauge was all over the place then once i finally got the gauge set and started the test it went ballistic! I...
  13. M

    Tightness testing issues

    Today, was doing a bot of work and was doing a test on the meter. the thing is, when wacking gas upto 20mb, it would hold for around 10 seconds and suddenly drop to 18mb. This is during the stabilisation period. So after 1 minute i put it back upto 20mb, and it drops to 18mb again. and holds...
  14. D

    Mini Tightness test

    Hi guys, Just been looking at some old post and people are talking about a "mini Tightness test" Ive never heard of this before? What is it? Cheers
  15. S

    tightness test

    i do installs and after installation is complete i tightness test then purge as required when tightness testing existing installation, say for landlords cert do you then follow purge procedure? or is there no need due to pipework no been broke into? cheers
  16. G

    Bottled butane tightness test

    Hi guys Hoping someone with LPG knowledge can help. I am a reg gas engineer on nat gas domestic, but have just moved in to a caravan while do a build project. I've connected a butane bottle to a oven/cooker, radiant fire and water heater. On doing a drop test found there to be a drop of...
  17. M

    anton analyser not reading correctly?

    i done a gas service today and i used the anton to do a tightness test. i went though the motion of the let by, then stabilisation then the tightness,and all was fine until it got to the tightness... i was about a min in when suddenly it completly dropped to a minus. I redone the test, and all...
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    • Thread
    • analyser anton because boiler correctly didnt reading tightness turned
    • Replies: 73
    • Forum: Plumbing Jobs | The Job-board
  18. P

    no meter

    hi working in void property external meter only aecv inside test on boiler permisable drop nil i think any thoughts ta
  19. E

    thermoelectric safety controls

    where would you do a mini tightness test when checking the safety controls on a gas fire
  20. P

    disconnecting reconnecting gas cookers

    is it legal for a householder to disconnect a gas cooker bayount to clean behind and to reconnect same cooker

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