8 Fault and troubleshooting
Fault
Reason Remedy
Red LED illuminate at
the beginning of start
System is warming up
Wait for 3-5 seconds, it will be ok
Low voltage of battery
protection(Voltage of battery
is lower 10.5V)
Switch off consumer device, charge
battery
Fault battery
Change battery
Alarm
Battery isn’t connect tightly
Cleaning and reconnect
Over load protection
Restart inverter, if the problem can’t
be solved after restart, reduce the
load or change a powerful inverter
Deep discharge
protection(Voltage of battery
lower than 10V)
Charge the battery
Red LED permanent
illuminate
Over temperature protection
Cleaning the housing of inverter,
cool it
Noise
Fan switched on
z
Wait until the temperature
conditions have normalized
z
Reduce the load of consumer
devices
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