![]() If you no longer have the problem, this is most likely the source of your trouble. Take the cover off the magnetic starter and operate your Unisaw and see if you still have problems. If it is normal you need to push the switch in about a 1/4" to turn it off. If it is touchy, you barely need to touch it to turn it off. Turn it and check the sensitivity of the off button. This controls how sensitive the off switch is. Another thing to look at is a small sensitivity screw. It is like a variable amperage circuit breaker. This is a rotary dial that should have some numbers on it, maybe 10-17. Also, on the newer switches there is a heater control. If this loses contact, even for a split second, the motor will shut down. In the magnetic starter the off switch is a normally closed (normally on) switch. ![]() If the saw is tripping off then the first thing I would look at is the off switch. Is there a warranty? Is it tripping the reset on the switch or the circuit breaker? Have you called Delta? In my experience, they typically will call back in an hour. ![]() I noticed that there are a couple of different settings - one says auto-manual. ![]() Should I get another switch or try to adjust it? I sanded the points that touch in the switch and that didn't work. I think the problem has to be the magnetic switch. I have a Delta Unisaw and it kicks off after running maybe five minutes or so, and the motor is not overheating. ![]()
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