are you testing direct into main in ? and have you tried a different speaker ?
are those voltages really all positive ?
for safety you could cut the feeds to the switch and insulate to be safe .
on another note did you check emitter resistors values ? if...
Big pump?lol. Id imagine their pretty hard to puncture .A gallon of green slime?Soon as I win the lottery I will let you know.
what happens if it gets a punctured tyre ?
you need to be testing without power . 280mv is scary
best replace the pot then . and may as well do the others whilst at it
Yes, I did.
could be a few things . voltage checks might reveal it .
bourns are rated pretty good
you could try cleaning it but new ones are best .
is it a new trimmer ?
well done :thumbsup:
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