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Troubleshooting reference
This section describes problems, their symptoms, possible causes, and
solutions:
PROBLEM: The AC load will not operate. Digital display is off.
Possible cause
Remedy
PROBLEM: The inverter will run some small loads, but not larger ones.
Possible cause
Remedy
Voltage drop across DC cables. Shorten cables or use heavier cables.
Possible cause
Remedy
Battery is defective.
Inverter has been connected with
reverse DC input polarity.
Loose cable connections.
Vehicleʼs DC accessory socket
or 12 V outlet fuse is blown.
Check battery and replace if required.
Check connection to battery.
The inverter may be damaged and needs to be
repaired.
Have the unit repaired (not covered by warranty).
Check cables and connections.
Tighten as required.
Replace the fuse with a similar one as recommended
in your vehicleʼs manual and follow the section,
“Connecting for loads over 150 W” if your AC
product is rated more than 150 watts.
Possible cause
Remedy
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