stuck knobs

[Chris Trask]

On Thu, 23 Nov 2000, mike bryce wrote:

> Hummmm....
>
> working on a old heathkit sb series receiver. Was planning to remove the
> knobs and clean/replace them. Well don't you know I can't get the blasted
> things off of their shafts. The set screws are rusted tight. Tried the usual
> wd 40, 3 in 1 oil and other cleaners/ solvents.
>
> any ideas?
>

        I had the exact same trouble years ago.  Ended up using Liquid
Wrench and slowly working the knobs and control shafts loose over a period
of 3-4 days. It takes a while for that stuff to do it's job, so be
patient.

Chris


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