"W2ZR" wrote: BAD IDEA! WD-40 is flammable. Try DE-OXIT for cleaning
electrical contacts. That's what it's made for.
^^^^^^^^^^^^^
Not THAT bad! I don't think Maxprop meant to operate the switch under load
while spraying. Afew seconds after spraying, 99% of the volatiles are gone,
(based on virtual tests conducted in my imagination G). Most of us have
WD-40 within easy reach--How many have De-oxit?