Operators Manual

66 - English
8.2 Engine stops working during operation
Symptom/Category Cause Action
There are no sparks at the spark plug
Engine suddenly
stops
1. The switch has been touched, stopping
the engine
Restart
2. The switch is OFF
Operate by setting to "RUN"
or " I "
3. The plug cap has come off Fit it back on fully
4. The switch cable or high-voltage cable
trunking is worn
Replace
5. Internal fault in the coil Replace
6. The engine has burned out Disassemble and repair
7. The breather air vent is blocked Clean
Rotation gradually
decreases and the
engine stops
1. Lack of fuel Fill with fuel
2. Blockage inside the carburetor Clean
3. There is water in the fuel Discharge and clean the inside
of the tank, then fill with good
quality fuel
Rotation suddenly
increases, and then
the engine stops
1. Lack of fuel Fill with fuel
2. The breather air vent is blocked Clean
3. Blockage inside the carburetor Clean
8.3 Engine is difficult to stop
Symptom/Category Cause Action
Engine suddenly
stops
1. Fuel is thin Adjust, repair or replace the
carburetor
2. Blockage due to dirt in the air passage for
cooling
Clean
3. Blockage due to dirt on the cylinder fin Clean
4. Poor quality fuel is being used Replace with good quality fuel
5. Carbon has collected in the combustion
chamber (run-on oc- curs)
Clean
6. The spark plug tip is red hot
BPMR8Y:
Adjust to 0.65 mm
Switch
1. Faulty switch
Replace
2. Cable is broken
Replace
3. Internal fault in the ignition module
Replace
Troubleshooting