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TM 10-3930-632-34
NOTE
Install and adjust the carburetor (TM 10-3930-632-
Replace carburetor if float position is off more than
1/16 inch.
12).
6-7.
Installation
Section III. GOVERNOR
to the carburetor throttle control to increase fuel flow to
6-8.
General
the engine and increase engine speed. In this manner,
the engine speed is regulated.
The governor is a sealed built-in unit, driven by the
timing gears and lubricated from the engine oil supply.
6-9.
Removal and Disassembly
The governor is the centrifugal, variable speed, flyball
type that controls speed by adjusting the amount of travel
a.
Remove  the  counterweight,  muffler,  and
of the control rod to the carburetor. As the camshaft
timing gear rotates, the drive assembly balls are pressed
radiator (TM 10-3930-632-12).
b.
against the outer slant of the race assembly to push the
Remove the fan and generator drive belts (TM
race outward. The race assembly in turn presses against
10-3930-632-12).
the lever and shaft assembly which is connected to the
c.
Remove crankshaft pulley (para 9-19).
carburetor throttle control through a direct linkage. The
d.
Disconnect the linkage from the governor arm
throttle plate is closed by this action, slowing the engine
(TM 10-3930-632-12). Disconnect the spring (1, fig. 6-3)
to governed speed. As the engine slows, less pressure is
and remove the nuts (2), lockwashers (3), and adjusting
exerted by the balls, and the race assembly moves
bolt (4) from the bracket (6).
inward. This movement is transferred through the linkage
Figure 6-3. Governor Assembly. Exploded View.
6-4

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