Xantrex Freedom EX 4000 Owner's Manual page 73

Table 8 Troubleshooting reference
Problem
Alarm on the Freedom EX Remote
Panel (PN: 808-0817-03) does not
sound when an error is encountered.
No output voltage. The status LED is
red.
975-0999-01-01
Possible Cause
Alarm buzzer is turned OFF.
AC shore power is not available or out of operating range and the inverter/charger/converter
has shut down with the LCD screen showing one of the following error codes:
High input voltage (error code E02)
Unit overload or AC output short
circuit (error code E03)
Thermal shutdown (error code E04) Allow the unit to cool off.
Solution
See Device Sub-settings on page 41 and follow
instructions to turn the alarm buzzer on again.
Verify the unit is connected to a 48V battery.
Check the voltage regulation of the external charging
system (if any).
Reduce the load. Make sure the load does not exceed
the output rating.
Reduce the load if continuous operation is required.
Improve ventilation. Make sure the
inverter/charger/converter's ventilation openings are not
blocked.
Troubleshooting Reference
57