20 Xantrex PROwatt™ SW International Sine Wave Inverter Owner’s Guide
Troubleshooting

Troubleshooting Reference

WARNING: Electrical shock and burn hazard.

Do not dismantle the PROwatt SW. It does not contain any
user-serviceable parts. Attempting to service the unit
yourself could result in an electrical shock or burn.
Problem Possible Cause Solution
E.0.1.Under Voltage (low
input) shutdown Recharge the battery.
Check cables and
connection if secure.
E.0.1.
with persistent low
battery alarm.
Poor DC wiring
and/or poor battery
condition.
Use proper cable and
make secure
connections.
Charge the battery or
install a new battery.
E.0.2.Over Voltage (high
input) shutdown Make sure the
inverter is connected
to a 12 V batt ery.
E.0.3.Overload shutdown Reduce the load
within the inverter’s
continuous power
rating.
E.0.4.
Heavy load is
connected then AC
output becomes
unavailable.
Over temperature
shutdown Allow the inverter to
cool off and reduce
the load if
continuous operation
is required.
E.0.4.
Normal load is
connected then AC
output becomes
unavailable.
Over temperature
shutdown Improve ventilation
and make sure the
inverter’s ventilation
openings are not
obstructed.
Reduce the ambient
temperature, if
possible.
Problem Possible Cause Solution
PROWatt SW Inverter International.book Page 20 Tuesday, June 30, 2009 9:58 AM