CHAPTER XIX.

SETTING THE VALVES 246

The Men who learn Valve-setting.--Best way to learn Valve-setting.--Preliminary Operations.--Connecting Eccentric-rods to Link.--Marking the Valve-stem.--Length of the Valve-rod.--Accuracy Essential in Locating the Dead Center Points.--Finding the Dead Centers.--Turning Wheels and Moving Eccentrics.--Setting by the Lead Opening.-- Ascertaining the Point of Cut-off.--Adjustment of Cut-off.