Generac Mega 2500 Extended Life Generator
TROUBLESHOOTING POINTS
PROBLEM |
| CAUSE | CORRECTION | |
Engine is running, but no | 1. | One of the circuit breakers is open. | 1. | Reset circuit breaker. |
AC output is available. | 2. | Fault in generator. | 2. | Contact Generac Service Facility. |
| 3. | Poor connection or defective | 3. | Check and repair. |
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| cord set. |
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| 4. | Connected device is bad. | 4. | Connect another device that |
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| is in good condition. |
Engine runs good at | 1. | Short circuit in a connected load. | 1. | Disconnect shorted electrical |
down" when loads are connected |
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| load. |
| 2. | Engine speed is too slow. | 2. | Contact Generac Service Facility. |
| 3. | Generator is overloaded. | 3. | See “Don't Overload the |
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| Generator” |
| 4. | Shorted generator circuit. | 4. | Contact Generac Service Facility. |
Engine will not start; or starts | 1. | On/Off set to OFF. | 1. | Set switch to ON. |
and runs rough. | 2. | Dirty air cleaner | 2. | Clean or replace air cleaner. |
| 3. | Out of gasoline. | 3. | Fill fuel tank. |
| 4. | Stale gasoline. | 4. | Drain gas tank; fill with fresh fuel. |
| 5. | Spark plug wire not connected | 5. | Connect wire to spark plug. |
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| to spark plug. |
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| 6. | Bad spark plug. | 6. | Replace spark plug. |
| 7. | Water in gasoline. | 7. | Drain gas tank; fill with fresh fuel. |
| 8. | Overchoking. | 8. | Open choke fully and crank engine. |
| 9. | Excessively rich fuel mixture. | 9. | Contact Generac Service Facility. |
| 10. Intake valve stuck open or closed. | 10. | Contact Generac Service Facility. | |
| 11. | Engine has lost compression. | 11. Contact Generac Service Facility. | |
| 12. Intake valve stuck open or closed. | 12. Contact Generac Service Facility. | ||
| 13. Engine compression lost. | 13. Contact Generac Service Facility. | ||
| 14. Failed battery. | 14. Replace battery. | ||
Engine shuts down during operation | 1. | Out of gasoline. | 1. | Fill fuel tank. |
| 2. | Low oil level. | 2. Fill crankcase to proper level. | |
Engine lacks power. | 1. | Load is too high. | 1. | See “Don't Overload the Generator” |
| 2. | Dirty air filter. | 2. | Replace air filter. |
Engine “hunts” or falters. | 1. | Choke is opened too soon. | 1. | Move choke to halfway position until |
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| engine runs smoothly. |
| 2. | Carburetor is running too rich | 2. | Contact Generac Service Facility. |
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| or too lean. |
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E x t e n d e d L i f e G e n e r a t o r
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