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Troubleshooting Reference
975-0162-01-01 5-3
Over-
temperature
shutdown
Inverter has
overheated due to poor
ventilation or
excessively warm
environmental
conditions.
Turn off the AC Outlet
ON/OFF
switch and let the XPower
Powerpack cool down.
Disconnect the 12Vdc appliance and
let the XPower Powerpack cool
down.
Alarm sounds Internal battery is
nearly discharged.
(11.0 V).
If you ignore this
warning, the XPower
Powerpack
automatically switches
off when the battery
reaches 10.5 V.
Turn the AC outlet
ON/OFF switch
OFF and recharge the XPower
Powerpack.
Measured AC
output voltage
is too low.
Use of an
average-reading AC
voltmeter to read
output voltage.
Battery is almost fully
discharged.
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.
A typical reading on a non-true RMS
meter should show between 98 Vac
to120 Vac.
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.
Table 5-1
Troubleshooting reference
Problem Possible Cause Solution
975-0162-01-01_Rev-C.book Page 3 Friday, October 20, 2006 10:40 AM