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Jonno1968 Member Since: 24 Oct 2013 Location: Leicestershire Posts: 245 ![]() ![]() ![]() |
Main reason for asking is there is a white wire and a black wire...is it very safe to assume the black is the earth? Thats all i need to know.....i was to open them up and have a look......but it does beg the question....how do you change a bulb when needed!
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Jonno1968 Member Since: 24 Oct 2013 Location: Leicestershire Posts: 245 ![]() ![]() ![]() |
Does anyone know the answer to the above....please!
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mikeh501 Member Since: 07 Jan 2013 Location: United Kingdom Posts: 1142 ![]() ![]() |
If it's just a bog std bulb then it won't matter
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Jonno1968 Member Since: 24 Oct 2013 Location: Leicestershire Posts: 245 ![]() ![]() ![]() |
Does if i cant get into the unit! Any idea on the white and black wire comeing put the back......they look fab but they aint wired ul yet cos i dont want to get it wrong and blow the bulb before they get to work! ....someone must know........
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mk1collector Member Since: 17 Sep 2009 Location: West Yorkshire Posts: 6772 ![]() ![]() ![]() |
Surely if it's a standard bulb, it won't matter which is earth and which is live.
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Jonno1968 Member Since: 24 Oct 2013 Location: Leicestershire Posts: 245 ![]() ![]() ![]() |
Oh really? I do t understand electrics!! I thought i may end up having a permanent live to the casing? No?
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mk1collector Member Since: 17 Sep 2009 Location: West Yorkshire Posts: 6772 ![]() ![]() ![]() |
I'm no electrics expert but if it was earthed through the casing wouldn't only one wire be coming out? You might be best waiting for more electrical minds to add there thoughts.
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landy andy Member Since: 15 Feb 2009 Location: Ware, Herts Posts: 5804 ![]() ![]() |
The white will be the live the black will be the earth. You could do a continuity test of the two wires to the body to confirm if unsure. Can't help with getting into the light, but posting a photo would be a good idea.
Andy |
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mikeh501 Member Since: 07 Jan 2013 Location: United Kingdom Posts: 1142 ![]() ![]() |
Like I said, if it's just a bulb then it won't matter which way around. Try it on a battery.
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munch90 Member Since: 26 Oct 2013 Location: guildford Posts: 3558 ![]() ![]() |
yes I agree , only problem is if the bulb earth is not insulated from the body of the lamp really only way is to check with a multimeter , check for continuity between wires and body of lamp but they must come apart somehow for bulb change , if they are that hard to get apart or you have to damage them to get apart I wouldn't be fitting them |
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