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Troubleshooting
4–4 975-0054-01-01
No output voltage. Low
Battery light is illuminated.
Battery voltage is too low.
Poor DC wiring.
Recharge the battery to more than 12.6
volts DC. The inverter will restart
automatically.
Turn the inverter to Standby
().
Disconnect the DC wiring. Use proper
wiring and ensure all connections are tight.
Output voltage is present.
Inverter ON light and Low
Battery light are illuminated.
Battery voltage is low. Disconnect all appliances. Charge the
batteries.
AC input cord is connected to
shore power and the AC Input
light is off. The appliances
are not powered.
The shore power voltage is
out of range (less than 85
volts AC or greater than 140
volts AC).
External breaker has tripped.
Turn the On/Standby switch to On ( ), and
the appliance will be powered from the
inverter.
Reset the external breaker.
AC input cord is connected to
shore power and the AC Input
light is illuminated. The
appliances are not being
powered from shore power.
Supplemental circuit breaker
has tripped.
GFCI has tripped.
Disconnect all appliances. Check the AC
wiring and press the Supplemental Circuit
Protection button to reset it.
Clear the ground fault and reset the GFCI.
AC input cord is connected to
shore power. AC Input light
illuminates intermittently.
The shore power voltage is
close to being out of range
(less than 85 volts AC or
greater than 140 volts AC).
Turn On/Standby switch to On ( ), and the
appliance will be powered from the inverter
or shore power.
Fan does not turn on. The internal components of
the inverter are not warm.
No action. The fan will run automatically
when necessary to cool the internal
components of the inverter.
Table 4-1
Troubleshooting Reference for the XS400
Problem Possible Cause Solution