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7.
TROUBLE SHOOTING
Problem
Inverter no reaction while AC is
connected
Power output is normal,
inverter emits continuous
beep, Load level indicator
flickers
Inverter does not provide
expected run time.
Button on front panel doesn't
work.
Inverter emits urgent beep,
Battery capacity indicator
flickers
Inverter cannot DC start
Possible Causes
1. Line cord plug is loose.
2. Breaker broken.
3. The socket is broken.
Inverter is overload
1. Excessive loads connected at
inverters outlets
2. Battery is weak and cannot
provide enough
1. The MCU in side in
inverter is not running
correctly.
2. Button damaged.
Low battery
1. Battery polarity wrong.
2. Battery over voltage.
3. Battery exhausted.
Inverter fault.
4.
Action to take
1. Check the line cord plug.
2. Replace breaker.
3. Check wall socket.
Shut down the inverter and
remove excess load on the
inverter.
Do not operate the inverter.
Leave the inverter plugged in
and charge the battery for 10
hours. Then test it again.
If the inverter still fails to
provide the expected run time,
the battery should be replaced.
Unplug power cord and battery
cord from the inverter to let it
shut down automatically, and
plug line cord and battery cord
again, if button still fails, please
call for service.
1. Charge batteries.
2. Replace batteries.
3. Call for service.
1.Check battery and connection.
2.Check battery voltage
3.Connect AC power cord
charge the battery.
4.
Call for service.
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