I'm restoring a 1980 DBS Winner bicycle, and I'm having trouble wiring the dynamo to the headlight and taillight. As a disclaimer, I know very little about electricity and wiring. The dynamo has two ...
My B&M Lumotec Cyo dynamo light seems to be almost always on when in "sensor" mode - also when it's not really dark around. Could it happen that the light sensor opening got soiled? Sounds dumb, ...