Troubleshooting - Nature Power 38330 Owner's Manual

6. TROUBLESHOOTING

To troubleshoot the unit, please note the error code displayed on the main unit and review
"Understanding the Error Codes" in section 4.
Problem
Condition: Inverter setting is set to Off, AC source is available
No AC Output.
Charging LED
is off.
No AC output.
Fault LED is
on
Condition: Inverter setting is set to On, AC source is not available
No AC Output.
Battery Power
LED is off
No AC Output.
Battery Power
LED is on
No AC output.
Fault LED is
on
Symptom
Unit is turned Off
AC source is not available
AC Input breaker is turned
off or tripped
No DC power to unit
Battery voltage is low
(<7Vdc)
30A Circuit Breaker is
tripped and check fault code
Unit is turned Off
No DC power to unit
Battery voltage is low
(<7Vdc)
AC breaker connected
between the Unit AC Output
to load is turn off or tripped
Check AC Load Sense
setting. AC Output power
consumption is lower than
the AC Load
Check error code
Page 14
Solution
Turn unit ON by following the instruction in
Section 4
Check AC source.
Check AC input branch breaker is off
Check AC connection between the AC
source and the unit
Check AC Load and reset AC Input breaker
Check DC fuse, DC Disconnect switch (if
installed) and check if Branch breaker is
either blown or turned OFF
Use a separate charger to boost battery
voltage to above 7V and unit can be
restarted.
Check load and reset the AC breaker and
verify the error condition and make
correction.
Turn unit ON by following the instruction as
in Section 4
Check DC fuse, DC Disconnect switch (if
installed) and check if Branch breaker is
either blown or turned OFF
Use a separate charger to boost battery
voltage to above 7V and unit can be
restarted.
Switch on or reset breaker
Decrease AC load sense power level or
increase AC load connected to AC Output.
Verify the error condition and make
correction.