D330, D333, 3304, 3306 – Governor Linkage Adjustment

Illustrated here are three basic usages of 1P2385 Protractor Tool


1P2385 PROTRACTOR TOOL USAGE
A-Angle setting indicator. B-Protractor plate edge aligned with lever. C-Vertical housing face and extension arm alignment. D-Level bubble. E-Angle setting indicator. F-Extension arm aligned with lever. G-Extension arm aligned with lever. H-Plate edge aligned with second lever. I-Angle setting indicator.

D330C and D333C Engines

1. With engine stopped, remove the rod (2) and disconnect spring (4).

2. Assemble lever (3) on the shaft and hold the lever at an 8° angle from vertical as shown.

3. Install and adjust rod (2) so lever (1) is at an angle of 30° from vertical as shown. Install the spring.


LINKAGE ADJUSTMENT MEASUREMENTS [Dimension in inches (mm)]
1. Governor control lever. 2. Rod. 3. Lever. 4. Spring.

D334 Engine
1. With engine stopped, disconnect the linkage rod (2) from lever (1).

2. Move lever (3) counterclockwise as far as possible to shutoff position.

3. Adjust the length of rod (2) and install it so lever (1) makes a 15° angle from vertical as shown.


LINKAGE ADJUSTMENT MEASUREMENTS (Earlier) [Dimension in inches (mm)]
1. Governor lever. 2. Rod. 3. Lever.


LINKAGE ADJUSTMENT MEASUREMENTS (Later)
1. Governor lever. 2. Rod. 3. Lever.

G333C Engine

1. With engine stopped, disconnect linkage rod (2) from lever (3). Disconnect spring (4).


LINKAGE ADJUSTMENT MEASUREMENTS [Dimension in inches (mm)]
1. Throttle plate shaft lever. 2. Rod. 3. Governor lever. 4. Spring.

2. With carburetor throttle plate in the closed position, drill and pin lever (1) in position, on carburetor throttle shaft, 45° from vertical as shown.

3. Attach governor lever (3) to terminal shaft 18° from vertical as shown when shaft is in shut off position.

4. Install and adjust rod (2) so both lever angles remain as mentioned above.

5. Install the spring.

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