TROUBLESHOOTING
s-5
S-5 Engine does not rotate smoothly
* Check that there is no abnormality displayed for engine throttle controller system on the monitor panel.
General causes why engine does not rotate smoothly (hunting)
l Air in fuel system
l Defective governor mechanism
l Defective electrically controlled throttle mechanism (electrically controlled throttle type)
* If there is no hunting when the electrically controlled throttle rod is disconnected, carry out trouble-
shooting for the electrical system.
Condition of hunting
20-150
a
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