Carburetor control rod
Governor bumper screw
Speed adjustment screw
Speed adjustment lever
Spring tension adjustment screw
Timing gear cover
Fan drive pulley
Figure 23. Governor mounting and adjustment points.
(4) Connect the carburetor control rod (1) with the governor lever (3) and tighten the nut attaching the ball joint
to the lever.
e. Adjustment. The governor setting can be adjusted by increasing or decreasing the governor spring (17) tension.
When the spring tension is increased, the speed of the engine will increase. When the spring tension is decreased, the
speed of the engine will decrease.
(1) Increasing spring tension.
Loosen the locknut (13) and turn the speed adjustment screw (12)
counterclockwise. Loosen the locknut on the spring tension adjustment screw (15) and turn the screw
clockwise. When the proper spring tension is achieved, tighten the locknut (13) securely.
(2) Decreasing spring tension. Loosen the locknut (13) and turn the speed adjustment screw (12) clockwise.