62
Maintenance
TROUBLESHOOTING
SYMPTOM POSSIBLE CAUSE
Starter motor will not operate • Shift handle not in NEUTRAL.
• Fuse blown.
• Battery is dead.
Engine will not start • Not following starting instructions. Refer to
Engine Starting / Stopping - Remote Control
Models
on page 30.
• Fuel system not primed after running out of fuel.
Refer to
Operation on page 24.
• Fuel tank empty.
• Fuel hose kinked.
• Fuel system contaminated with water or dirt.
• Fuel filter obstructed.
• Spark plugs incorrect. Refer to
Service on page
54.
• Spark plugs improperly gapped, carboned,
burned, or wet.
• S.A.F.E. protection mode activated. Refer to
Engine Monitoring on page 43.
Engine will not idle properly • Debris on propeller.
• Spark plugs damaged or incorrect. Refer to
Service on page 54.
• Fuel system contaminated with water or dirt.
Engine loses power • S.A.F.E. protection mode activated. Refer to
Engine Monitoring on page 43.
• Water intakes obstructed and cooling system not
operating correctly. Refer to
Engine Overheating
on page 43.
• Spark plugs damaged or incorrect. Refer to
Service on page 54.
• Fuel filter obstructed.
• Fuel system contaminated with water or dirt.
• Oiling system malfunction.
Engine runs, but makes little or
no progress
• Throttle needs to be reset, refer to Refer to
Operation on page 24.
• Propeller hub loose, slipping.
• Propeller blades bent or missing.
• Propeller shaft bent.
• Propeller debris.
Warning system activates • Refer to Engine Overheating on page 43.