JLG X13JP-X370AJ, Service And Maintenance Manual, Page: 47 / 137

SECTION 3 - CHASSIS & TURNTABLE
3121774
3-17
The ECM1 module commands the Actuator Piston that
drives the engine throttle lever to achieve the preset revs.
The ECM1 module, by the speed sensor placed in front of
the engine flywheel, verify that the revs are those expect.
In case of replacement of the actuator piston require the
adjustment of the shaft length.
See the section engines for the complete instructions &
procedure.
ACTUATOR PISTON
SPEED SENSOR
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