[ARC5] lubricating BC-221 or LM freq meter gearing

[Kenneth G. Gordon]

On 21 Jan 2014 at 12:14, Dennis Monticelli wrote:

> I have the LM version and while the freq knob turns freely I can feel
> every tooth engage and disengage; it's a bit rough.  As far as I know
> no lubrication was used originally (except for the shaft bearing which
> is not the issue) so the good news is nothing as gummed up.  But I
> wonder if judicious application of the right lubricant would make the
> tuning much smoother.  I did check the action of the anti-backlash and
> it is working correctly.  Has anybody tried applying lubricant to
> smooth the worm gear to anti-backlash gear interface?

I routinely use Tri-Flow bicycle lube for that sort of stuff.

Ken W7EKB