975-0754-01-01 27
Troubleshooting Reference
No output voltage. The status LED is red. AC shore power is not available or out of operating range and the inverter has shut down with the display
screen showing one of the following error codes:
• Low input voltage (fault code ) • Check the DC connections and the cable.
• Recharge the battery.
• High input voltage (fault code ) • Verify the unit is connected to a 12V battery.
• Check the voltage regulation of the external charging system
(if any).
• Unit overload or AC output short
circuit (fault code )
• Reduce the load. Make sure the load does not exceed the
output rating.
• Thermal shutdown (fault code ) • Allow the unit to cool off.
• Reduce the load if continuous operation is required.
• Improve ventilation. Make sure the inverter’s ventilation
openings are not blocked.
• AC transfer relay has overheated
(during shore power mode).
• Improve ventilation. Make sure the inverter’s ventilation
grille is not blocked.
• Reduce the load.
Table 4
Troubleshooting Reference
Problem Possible Cause Solution
Freedom XI Owners Guide.book Page 27 Friday, September 18, 2015 2:57 PM
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