21-4
Troubleshooting
Poor Performance(At High Speed)
1. Check the ignition timing and Incorrect. Faulty valve clearance adjustment.
valve clearance.
Faulty CDI unit.
Faulty pulse generator.
Flywheel not installed properly.
2. Disconnect fuel tube at Fuel flows Carburetor choke closed.
carburetor. restricted.
Clogged fuel tube.
Clogged fuel tank cap hole.
3. Remove the carburetor and Clogged. Clean.
check for clogged jets.
4. Check valve timing Incorrect.
Cam sprocket not installed properly.
5. Check valve spring tension. Weak.
Faulty spring.
Correct.
Correct.
Fuel flows freely.
No clogged.
Poor Performance(At High Speed)
1. If steering is heavy. Too tight steering top thread.
Damaged steering bearings.
2. If front wheel or rear wheel Excessive wheel bearing play.
is wobbling
Bent rim.
Improperly installed wheel hub.
Worn rear fork pivot bush.
Bent frame.
Rear fork pivot adjusting bolt is too tight.
3. If the motorcycle pulls to one side.
Front and rear wheels are not aligned.
Bent front fork.
Bent rear fork.