Hadn't thought about shimming the windings. Might try that if the other stuff doesn't do the trick.barnettrp21122 wrote:I'd tried soft wood shims, but have had better luck with harder bamboo shims, left over from making fiber needles. Tap them in very firmly and check your results as you go. Sometimes it takes three or four around each coil to really make it quiet.HisMastersVoice wrote:A common problem on those induction disc motors. A couple paper shims between the coils and frame should calm down the vibration. You’ll probably notice that the hum gets quieter when the motor warms up for several minutes, too.CDBPDX wrote:motor has a loud hum. Gonna have to fix that
Bob
Cliff