Engine Governor – Zero Point Setting
1. Loosen but do not remove the governor pinch bolt nut (A).
2. Move the governor arm (B) towards the carburetor to fully open the throttle valve. Firmly hold the
governor arm in this position.
3. Rotate the governor arm shaft (C) fully clockwise and secure it in this position with a pair of pliers.
4. Tighten the governor arm pinch bolt (A) and nut to specification - 7.5 ft-lbs (10 Nm).
5. Verify that the governor arm and throttle valve move freely.
6. Start and warm engine.
7. Verify the engine operating RPM is set between 3550 - 3850 RPM.
Engine RPM Adjustment
1. Properly set the governor zero point as shown in this
manual.
2. Start and warm engine.
3. Attached an appropriate tachometer to the engine.
4. Adjust engine RPM by turning the High Speed Setting
Screw (D) located above the carburetor asm.
Engine Operating RPM - 3550 - 3850 RPM
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