– Park machine safely.
 – Place a small piece of reflective tape on the outside edge of crankshaft pulley.
 – Start engine and run for 5 minutes to obtain normal operating temperature.
 – Move throttle lever to slow idle position.
 – Check that governor throttle lever (A) is against slow idle stop screw. If the lever does not contact stop screw adjust the throttle cable.
 – Use tachometer to measure engine speed at front crankshaft pulley.