Adjustment Of Speed Regulator - LONCIN LC2V80FD Maintenance Manual

Part III Maintenance
Standard engine idle rotation speed: 1,800±150 rpm

3-8 Adjustment of speed regulator

 Mechanical speed regulating engine
Fuel control assy.
Accelerator, rope
Speed-regulating support
1. Loosen the fastening nut of speed-regulating arm.
2. Rotate the speed-regulating support till the valve is fully opened and fix it at the location.
3. Rotate the speed-regulating arm anticlockwise till the end (i.e. position that the speed regulator is fully closed)
and then fasten the nut.
4. Check if activities of the speed-regulating support and valve are flexible.
5. Start the engine to warm it till it achieve the normal operating temperature, and then adjust it to the specified
working rotation speed.
 Electronic adjustable speed engine
Carburetor with step motor
1. Determines the program commands in the control module
Speed-regulating spring
- 22 -
Throttle pull
rod
Throttle control
handles
Speed-regulating arm
Electronic speed controller