The Secret Society of Lathe Trolls

I'm going to check the lubrication on my lyrec sm-8-3a (60hz, 117vac). Should I need to tune it up, what is the correct weight of oil to lubricate the motor? I've heard some people mention that it needs a light weight oil, but I can't seem to find a number either in the forum or manual/drawings post...

Hi, Not sure why you would want to measure the pressure, but I think a test dial indicator and stand might be the correct tool you are looking for. http://en.wikipedia.org/wiki/Indicator_(distance_amplifying_instrument) You can use it to measure the vertical runout or the eccentricity of the platte...

I'm looking for a tool to measure the pressure of a disc around the edge as it spins. It would be used to center a turntable. I supposed I could mount a pin at the edge of the turntable and watch to see where it rubs to get it roughly in place, but I need a tool that can give me a reading on very sm...