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18 XPower Inverter 1500 Owner’s Guide
Troubleshooting
No output voltage. Fault Light is on. Low input voltage
High input voltage
Thermal shutdown
Unit overload
Output is short circuited.
Recharge the battery; check the connections
and cable.
Make sure the inverter is connected to a 12 V
battery.
Check the voltage regulation of the charging
system.
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 obstructed.
Reduce the ambient temperature.
Reduce the load. Make sure the load does not
exceed the inverter’s output rating.
Remove the short circuit.
Low battery alarm stays on. Poor DC wiring; poor battery condition Use proper cable size and lengths and make
solid connections.
Charge the battery.
Install a new battery.
Table 1
Troubleshooting Reference
Problem Possible Cause Solution