7 Troubleshooting
Warning! Shock Hazard.Do not open the inverter or attempt to service it yourself. Refer all service to qualified personnel.
This section describes problems you could encounter as well as possible causes and various remedies.
The AC load will not operate; the
light is on.Symptom An AC load is plugged in or turned on, operates for one to ten seconds, and then shuts down.
Possible cause | Suggested remedy |
The AC load is rated at more than 150 watts; an overload shutdown has occurred.
The AC load is rated at less than 150 watts, but a high starting surge has caused an overload shutdown.
Use a load with a power rating less than 150 watts (0.65 amps).
The AC load exceeds the inverter’s surge capability. Use a load with a starting surge power within its capability.
Symptom The AC load will not operate. The 
light comes on when the inverter is turned on or when the AC load is turned on or plugged in. The alarm may sound.
Possible cause | Suggested remedy |
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The battery is discharged. | Recharge the battery. |
The battery voltage is | Check the charging system. |
excessive. |
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12 |
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