Quote:
Originally Posted by AndrewJ
Gday Houghy
Its just a simple DC motor, and can be driven by a 6V,9V or 12V battery.
The 4 ball bearings in the outer housing are adjusted to set the inner tube concentric to the outer tube, and then the roller pin is adjusted to give enough friction grip to make it work.
Andrew
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not sure why it wasn't doing what it should but i can see what your saying. i haven't used this for 10 years. doesn't seem like you can use a feeler gauge as it is a tight fit