How to calibrate diameters, rebuild graph and check AD value for diameter position. Waratah 622B 

Make sure that the max open is 30.8 and the max close is 3.8 or 3.7 before calibration of logs.
Take three points of measurements on the log. In an X pattern and straight up and down. Average the 3.
The displayed number is the number on your computer. The measured is the number from the taking three points.
Ensure you open and close feed rollers and zero saw before moving onto your next piece.
DO NOT CALIBRATE BUTT FLARE!!