Page M-2
Repair and Service Manual
B
ELECTRONIC SPEED CONTROL
Read all of Section B and this section before attempting any procedure. Pay particular attention to Notices, Cautions, Warnings and Dangers.
the ground speed governor in the rear axle assembly
operates against the governor spring and closes the car-
buretor until the correct governed speed is achieved (Ref
Fig. 1 on page M-1).
It is the force of the governor spring in response to
accelerator pedal and governor arm position which con-
trols the position of the carburetor throttle plate. This
spring cushions sudden changes in throttle linkage posi-
tion to provide smooth power transmission.
Tampering with or adjusting the speed control
system to go beyond factory specified speed
will void the warranty, is dangerous, could
cause a loss of vehicle control and possible
injury or death.
If the governor requires service, the service must be performed
by an authorized service branch or distributor who will reseal
the governor after calibration.
TROUBLESHOOTING
Erratic acceleration and performance that does
not
include a notable increase in governed speed, may indi-
cate the need for a linkage adjustment.
Symptoms that include an increase in governed speed
indicate:
•
A possible governor failure within the rear axle.
•
Worn components in the governor system.
•
Improper adjustment of linkage system.
Other factors may effect the performance characteristics of the
vehicle but they should be investigated only after confirming
the linkage adjustment.
GENERAL CABLE ADJUSTMENT
PROCEDURE
Properly adjusted, the cable should be short enough to
be slightly loose but not too short to be pulling on the
lever when at rest (Ref Fig. 2 on page M-2).
To permit proper cable adjustment, the cable length may
be increased/decreased at its mounting bracket. This is
accomplished by moving the cable housing forward/
backward at the bracket attachment to increase/
decrease the amount of available cable.
To decrease amount of available cable, loosen the nuts
on either side of the bracket and move the cable away
from the lever. Once correct length is achieved, tighten
the nuts.
To increase amount of available cable, loosen the nuts
on either side of the bracket and allow the cable to move
closer to the lever. Once correct length is achieved,
tighten the nuts.
Fig. 2 Cable Adjustment
ACCELERATOR/GOVERNOR CABLE
ADJUSTMENT
Tool List
Qty.
Insulated wrench, 1/2” .................................................2
Remove the negative (-) battery cable at the
battery to prevent the vehicle moving and the
possible personal injury that may result. Refer
to section ‘B’ of this manual for additional cau-
tions and warnings.
NOTICE
NOTICE
Too Long
Too Short
Correct
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