ADJUSTMENTS
Speed Adjustment:
To change the governor speed,
change the spring tension by turning the governor
spring tension) to increase
RPM
and
COUNTERCLOCKWISE
tachometer against flywheel cap screw.
spring nut (Figure 44). Turn the nut clockwise (more
counterclockwise to reduce governed speed. Hold a
TURN NUT
TO DECREASE SPEED
Sensitivity Adjustment:
To adjust governor sensitivity
(no load to full load speed droop) turn the sensitivity
GOVERNOR SPRING
NUT
Sdjusting ratchet accessible through a covered
access hole on the side of the blower housing.
sensitivity (more speed drop).
If
the governor is too
Counterclockwise gives more sensitivity (less speed
drop when full load is applied), clockwise gives less
sensitive, a rapid hunting condition occurs (alternate
increasing and decreasing speed). Adjust for max-
imum sensitivity without hunting. After sensitivity
8419
SENS ITlVlTY
GOVE
SHA
TURN
RATCHET
CLoCKWISE
TO DECREASE SENslTIv1.V
TURN RATCHET COUNTER-
CLOCKWISE
TO
INCREASE
adjustment, the speed will require readjustment. After
adjusting the governor, replace the knockout plug in
the blower housing and secure speed stud lock nut.
Excessive droop may be caused by engine mlsflrlng. Correct this
condition before adjustlng governor.
FIGURE
44.
GOVERNOR ADJUSTMENTS
34
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