Xantrex XPower 400R Owner's Manual page 58

Troubleshooting
Table 5-1 Troubleshooting reference
Problem Possible Cause
Measured AC Use of an
output voltage average-reading AC
is too low. voltmeter to read
output voltage.
Battery is almost fully
discharged.
Charging No AC power at the
Status light is AC wall outlet.
when AC
OFF
Charger is AC Charger is faulty.
connected
Green Battery Charge (%)
Charging reading on digital
Status light is display is only
flashing accurate when the
(indicating XPower Powerpack
recharging) has been disconnected
and Battery from all appliances
Charge (%) and all charging
does not turn sources for fifteen
minutes.
on.
5-4
Solution
The modified sine wave (MSW)
output of the XPower Powerpack
requires a true RMS reading meter,
such as the Fluke 87 series, for
accurate measurement.
Press Display Function button to
verify battery status and recharge the
XPower Powerpack as necessary.
"Battery Charge %" reading on the
digital display is only accurate when
the XPower Powerpack has been
disconnected from all appliances and
all charging sources for fifteen
minutes.
Ensure power is available at the AC
wall outlet.
Replace the AC Charger.
Unplug the charging sources and any
appliances and let the XPower
Powerpack rest for 15 minutes to
obtain an accurate reading.
975-0162-01-01