Forest-Master MLR52, Руководство пользователя, Страница: 9 / 16

MLR52 2 Stroke 9
Troubleshooting
1. Fails to start
• Fuel contaminated with water, replace it.
• The spark plug has accumulated carbon or has been broken through.
• Poor contact of the high-voltage wire with the spark plug.
•
2. The engine starts, but can’t run fast
• The choke is not open totally
• The ratio of the engine oil and the gasoline is not correct.
• The fuel may be contaminated.
•
3. The engine runs, but has not enough power
• The air filter is may be blocked by dust.
• The cylinder exhaust and the silencer may be blocked by accumulated
carbon.
• The piston or piston rings and the cylinder may have been badly worn
out.
• The fuel strainer may be blocked by dust.
• The cylinder or cylinder head has oil leakage and air leakage.
•
4. The engine stops suddenly when running
• Run out of fuel.
• The high-voltage wire drops.
• The spark plug has accumulated carbon or is broken.
• The fuel strainer is blocked by dust.
• The fuel is contaminated.
• The air hole of the tank lid is blocked by dust.