On Sat, 10 Sep 2016 14:33:46 -0700, Craig Funston wrote:

Regardless, my personal experience with WD-40 as a lubricant is that
it's inferior to something like LPS-2 for long-term lubrication. Stuff
I've used WD-40 on tends to seem gunky / rosin like after an extended
period of time.

Yep - that's pretty much our experience. Something that's a bit sticky is
left on the timer frame and cog wheels after the solvent has evaporated
and this is what tends to make them unreliable. This is something that's
been known for at least 25 years amongst free flighters.


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martin@ | Martin Gregorie
gregorie. | Essex, UK
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