I found this also,

Low- 80, 135, 210, 325 High- 660, 1115, 1750, 2720

Then this,

Or if you have a 2-speed motor

Low range: 67-115-180-275 / 134-230-360-550 High range: [...]-2300 / 1100-1840-3000-4600

Hope some of this is helpful.

Dan.... Login to read more.