Buell Blast 2014 Service Manual page 241

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Check for:
1. Restricted fuel tank vent system.
2. Loose float bowl screws.
3. Damaged float bowl o-ring.
4. Damaged or leaking float assembly.
5. Particle contamination in fuel inlet fitting cavity.
6. Worn or dirty inlet valve or seat.
7. Improper fuel level in float bowl.
Check for:
1. Idle speed improperly adjusted.
2. Inlet system air leak (faster idling).
3. Loose low speed jet.
4. Contaminated or plugged low speed system.
5. Enrichener valve not seated or leaking.
Check for:
1. Enrichener valve not seated or leaking.
2. Dirty air cleaner filter element.
3. Restricted fuel tank vent system.
4. High speed riding style.
5. Idle speed improperly adjusted.
6. Loose jets.
7. Fuel level too high.
8. Plugged or restricted bowl vent.
9. Worn or damaged needle or needle jet.
10. Vacuum piston assembly malfunction.
11. Plugged air jets or passages.
Check for:
1. Throttle cables misaligned.
2. Inlet system air leak.
3. Restricted fuel tank vent system.
4. Restricted fuel supply passages.
5. Plugged bowl vent or overflow.
6. Enrichener valve not seated or leaking.
7. Worn or damaged needle or needle jet.
8. Vacuum piston malfunction.
9. Plugged jets or passages.
10. Fuel level too low.
4-2 2004 Buell P3: Fuel System
Table 4-4. Fuel System Troubleshooting
OVERFLOW TROUBLESHOOTING
POOR IDLING
POOR FUEL ECONOMY
POOR ACCELERATION
Remedy:
1. Correct restricted hose. Replace vapor vent valve.
2. Tighten screws.
3. Replace o-ring.
4. Replace float assembly.
5. Clean and clear cavity and fuel supply tract.
6. Clean or replace valve and clean seat.
7. Adjust float tab for correct fuel level.
Remedy:
1. Adjust operating idle speed.
2. Correct as required.
3. Tighten jet.
4. Clean, clear and correct as required.
5. Adjust, clean or replace.
Remedy:
1. Clean or replace.
2. Replace as required.
3. Correct restricted hose. Replace vapor vent valve.
4. Modify riding habits.
5. Adjust operating idle speed.
6. Tighten jets.
7. Adjust float tab for correct fuel level.
8. Clean and clear passages.
9. Replace needle or needle jet.
10. See Table 4-5.
11. Clean, clear and correct as required.
Remedy:
1. Adjust throttle cables.
2. Correct as required.
3. Correct restricted hose. Replace vapor vent valve.
4. Correct and clear restriction.
5. Clean and clear passages.
6. Adjust, clean or replace.
7. Replace assembly.
8. See Table 4-5.
9. Clean and clear as required.
10. Adjust float tab for correct fuel level.