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re there two bulbs in main beam?

Posted: Sun May 22, 2011 8:21 pm
by xpress
JUst a quick one, I know you all like a quickie, especially bmc!

DOes the main beam have two bulbs and can main beam fail and dipped work in one headlight and vice versa?

It's either a bulb or the wire which looks black not copper strands to main beam, or its a connection on the main beam.

Re: re there two bulbs in main beam?

Posted: Sun May 22, 2011 8:51 pm
by bmcecosse
Well there are two FILAMENTS in each headlamp bulb or sealed beam unit - and yes one can fail leaving the other working. Copper wires 'gone black' are bad news - should be cut back to clean copper and remade. Spray with WD40 to help preserve once sorted.