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  1. M

    Boiler Issues

    the customer has an immersion heater for his hot water and the boiler for the Central heating , it was working fine (so im told) ive priced to rewire the kitchen so havent included for rewiring the heating system however to get it sorted then I'll do whats required.. Apparantly so..ive...
  2. M

    Boiler Issues

    Hi all Its not a combi Its just a cylinder and room stat, a 2 port valve and a pump
  3. M

    Boiler Issues

    Evening all I would appreciate some input on the following situation.. customer is having a new kitchen fitted.. all cables have been exposed and all ran in unsafe zones some ridiculous wiring of which i have been sorting out. Joint box above the ceiling with a 2.5 t&e into it and a flex...
  4. M

    Contactor/relay

    the controllers are schneider...OK I will discuss this further and do some more research starting with the manual
  5. M

    Contactor/relay

    the speed controllers are three phase binky and we are limited for space so rather than install a 3 pole contactor (also more wiring) the thought was a small 2 pole contactor that basically switched the link ( the speed controllers shut down when the link is removed)
  6. M

    Contactor/relay

    real job canoe but im also still a student so thought id post it in here so others may find it useful.. the fire alarm interface contacts can take 230 v and the relay is a 230 v coil rated at 10 amp which can handle the load..
  7. M

    Contactor/relay

    evening all... a job im on at the moment involves fire alarm, gas interlock and 2 speed controllers for air intake and extract... I want the fire alarm to shut down the speed controllers.. The speed controllers have a thermal protection link which when removed means the controllers dont...
  8. M

    emergency lights

    But if wired it my way as above and killed the em lts only then 3months later the school want the key to kill everything then I or the next contractor can amend the wiring to suit...doing it the way I am told means in the future there isnt a facility to kill the em lights only. ---------- Post...
  9. M

    emergency lights

    Evening all , this is the scenario... DB with a key switch bushed to it, and on another wall in the room a 1 way switch 4 lights in the room , the first light is Combined emergency luminaire , 2nd a standard fitting , 3rd a standard fitting and 4th a Combined emergency luminaire.. my wiring...
  10. M

    Cheeky

    Went to a job y'day (Sunday Morning) for an associate I know from the sports club I drink in ,he wanted an extra double socket in his hallway flush into the wall , so off I went , identified a socket to spur off , whipped the cover , isolated the circuit , tested to ensure it was on a ring all...
  11. M

    domestic / commercial / industrial ????

    Mainly Commercial and Industrial for me , we do bits of domestic but rarely , I like working on new installations in schools, offices etc , currently working on a huge project in the NEast at the moment which is very enjoyable lots of tray, basket , ladder rack installations in a nice new clean...
  12. M

    PEFC & PSCC

    in this situation we have a mains room with parallel feeds to a number of section boards , from the section board we have a breaker feeding a DB , testing at the DB
  13. M

    PEFC & PSCC

    I mentioned that to the lads at work and there words were ok try it , they basically believe the test kit will blow up if you tried it....so testing between phases then 1 probe to L1 and 1 to L2 then 1 probe to L1 and other to L3 , L2 to L3 ???? The lads seem to think this would be the same as...
  14. M

    PEFC & PSCC

    Evening All Can someone pls clarify the test procedures for the above tests as I have witnessed various methods of obtaining this result and some very high readings logged on test sheets.. test kit is a megger 1552 , my understanding and testing method is PEFC , 1 probe on L1 and 1 to earth ...
  15. M

    Am2

    that would work . im sure you know how to do it so just be confident and if your unsure on anything think it through / draw it out...
  16. M

    Problem of the week - ceiling rose

    Im sure you are aware that a voltage indicator can be used to check for continuity as well as being used to test for voltage and for no voltage ... Still I cant see how working on a live circuit can ever be just as safe as working on a dead circuit
  17. M

    Problem of the week - ceiling rose

    is it not safer and quicker to identify the switch live by doing a continuity test ? that was in response to earlier poster who would go back to the CU to turn on power to find switch live
  18. M

    Emergency lighting question

    if its easier you could mount a key switch next to the DB then run your cable out to the first light then the next etc
  19. M

    Spot lights flickering?

    Ive seen situations where people have come of a socket to a switched spur fused at 3/5amp then wired the lights from the load side of the spur... how are your kitchen lights switched ??
  20. M

    Three tests required to verify the continuity

    think about the joints in trunking and what they would need to be to ensure continuity...
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