3-10. VARIABLE SPEED MECHANICAL GOVERNOR - MAINTENANCE INSTRUCTIONS - (Cont).
b. With the engine operating, loosen the
lock nut (50) and turn the idle speed
adjusting screw (51) until the engine
idles at the recommended idle speed.
c. Hold the idle speed adjusting screw
and tighten the lock nut.
With the idle speed properly set, adjust the buffer
screw (58) as follows:
a. With the engine at idle speed, turn the
buffer screw "in" so that it contacts the
differential lever as lightly as possible
and still eliminates the engine roll.
Do not raise the engine idle speed more than 15 rpm with the buffer screw.
b. Hold the buffer screw (58) and tighten
the lock nut (59).