DAELIM DAYSTAR VL125E, Руководство по обслуживанию, Страница: 252 / 253

22-3
SERVICE INFOR Troubleshooting
10. Check oil level. Incorrect. Oil level too high.
Oil level too low.
Contaminated oil.
11. Remove cylinder head cover Valve train Clogged oil passage.
and inspect lubrication. lubricated Clogged oil filter element.
properly.
12. Check for engine Overheating Excessive carbon build-up in
overheating combustion chamber.
Use of poor quality fuel.
Clutch slipping.
Lean fuel mixture.
13. Accelerate or run at Engine knock. Worn piston and cylinder.
high speed. Lean fuel mixture.
Use of poor quality fuel.
Excessive carbon build-up in
combustion chamber.
Ignition timing too advanced.
(Faulty ECU unit or crank position sensor.)
Valve train lubricated
properly.
Correct.
Poor Performance(At Low and Idle Speed)
1. Check the ignition timing and Incorrect. Oil level too high.
valve clearance. Improper ignition timing.
(Faulty ECU unit or crank position sensor.)
2. Check for leading intake pipe Leaking. Loose carburetor insulator.
Damaged insulator.
Insulator not installed properly.
3. Perform spark test. Weak or intermittent Faulty, carbon, wet fouled spark plug.
spark. Faulty ECU
Faulty A.C. generator.
Faulty ignition coil.
Faulty crank position sensor.
Correct.
No leak.