How to reconnect bike dynamo cable that snapped?

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This Wreckage

Active Member
My bike has a front wheel dynamo powering the lights. Somehow the wires, which are threaded mostly inside the frame, snapped between the frame and the front fork. There is only a very small length of wire left protruding from the frame, although I can pull a little more than is seen below. How might I re-connect the two sections of wire? There is so little to work with.

IMG_20260831_100913.jpg
 

Andy in Germany

Legendary Member
My bike has a front wheel dynamo powering the lights. Somehow the wires, which are threaded mostly inside the frame, snapped between the frame and the front fork. There is only a very small length of wire left protruding from the frame, although I can pull a little more than is seen below. How might I re-connect the two sections of wire? There is so little to work with.

View attachment 820271

You can get tongue and groove connectors for this problem; they're the same as the plugs to connect to the lights with a male and female version. You'll need a short length of heat-shrink tube to cover them as well when you are finished.

Alternatively, solder the wires together then cover them with the same heat-shrink.

Some UK based members will know where to get these in the UK.
 
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