Xantrex Freedom EX 4000 Owner's Manual page 70

Warning Messages
Table 7 Event codes displayed on the LCD screen
Event Code Event Type
E - Escalating Auto Fault. See Action for more detail.
F - Manual fault. Unit operation stops. See Action to remedy the condition and clear the Alert LED on the unit. See Clear Faults and Warnings on page 41.
W - Warning. Unit operation continues.
W/F - Unit operation continues with a warning until a manual fault is triggered. See Action to remedy the condition and clear the Alert LED on the unit. See Clear Faults
and Warnings on page 41.
W/F
73
W/F
74
W/F
75
W/F
76
W/F
77
W/F
78
54
Condition
DC-DC Converter FETA Over
Temperature
DC-DC Converter FETB Over
Temperature
DC-DC Converter Under
Voltage
DC-DC Converter Over
Voltage
DC-DC Converter Over
Current
Cold Temperature warning
and shutdown
Mode
DC-DC Converter Reduce the loads connected to the DC load of the unit. Check that
the ventilation grille is not blocked. Check for ambient temperature
and move the unit to a cooler location whenever possible. Check
DC-DC Converter
the fan for any obstruction and remove it.
DC-DC Converter Remove the loads connected to the DC-DC converter and try
again. Remove the AC loads of the unit.
DC-DC Converter Check for external charging sources, such as a PV charger or an
overvoltage alternator. Disconnect if necessary
DC-DC Converter Remove the loads connected to the DC-DC converter and try
again. Remove the AC loads of the unit.
Any mode The unit will generate a warning as its internal temperature
approaches the lower range of the Operating Temperature Range.
The unit goes into shutdown error and the unit shuts down
operation. Increase ambient temperature and once the unit's
internal temperature warms up to above freezing and always within
the normal Operating Temperature Range, press the Power
[Standby] button twice (toggle the switch) on the unit or the remote
display panel to restart operation.
Action
Freedom EX 4000 Owner's Guide