installed downlights- fuse keeps blowing

themaddog said:
Black 1 to red 1- Meter buzzes
Black 1 to red 2-Nothing
Black 1 to red 3-Nothing

Black 2 to all the reds- Nothing

Black 3 to all the reds- Nothing

Hows that sound?

Aha! that was a continuity test, right? mark black 1 so you can identify it.

Now turn the light switch off and do it again.
 
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Tried it a few times.....still the same

Black 1 to red 1- Meter buzzes
Black 1 to red 2-Nothing
Black 1 to red 3-Nothing

Black 2 to all the reds- Nothing

Black 3 to all the reds- Nothing
 
with the switch off nothing bleeps when doing black 1 to all the reds. Same with black 2 and 3
 
themaddog said:
with the switch off nothing bleeps when doing black 1 to all the reds. Same with black 2 and 3

You mean
"Black 1 to red 1- Meter buzzes "
no longer happens with the light switch off?

We're doing great :D
 
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That's great :)

Cable 1 is the switch cable.

If you have some masking tape or white tape (not red, black, brown, blue or green tape) write "Switch" on it and attach to the cable 1 sheath.

Put some red tape or sleeving round Black 1. It is the "Switched Live." It is very important that you do not connect it to any of the other blacks.

You will now need a connector block. There might be one in your light fitting. If not, buy a strip at your hardware store.

Put all the red wires in one terminal.

Put Black 1 in a separate terminal.

Put blacks 2 and 3 in one terminal.

Sheath all the earths in green/yellow and put them in a separate terminal (or an earth stud if there is one).

You lighting fitting might have a brown, a blue, and a green/yellow wire coming from it. If so, put the brown in the terminal with Black 1. Put the Blue in the terminal with Black 2 and Black 3. Put the g/y with the other earths.

Stand back.

Turn on the power.

Operate the light switch.

Send me £5 ;)
 
Sorry forgot to mention.....i am putting the wires into terminal block then running the wire from that to the light........is it still going to be the same?
 
treat the wires as the "brown/blue/GY" wires that I mentioned as going to the fitting.

If I were you I would connect a lamp straight on first, just so I could see it working.
 
Aha!!!!! It works....only 1 light hasnt come on. I will check the wires and bulb

So from todays lesson i have learnt that the black wire is actually live!!! I think i will put some red tape round it so everyone else knows

Top man jonhD
 
JohnD

The bulb has been changed and all the lights work.

Thanks for spending the time to help me out.

TMD
 

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