SOLAR MAX INVERTER,S TROUBLE SHOOTING MINOR PROBLEMS .








Use the table below to solve minor problems.
If there is any abnormal situation occur which dose not list above please search in menu side bar

PROBLEM
LCD/LED/BUZZER
EXPLANATION/POSSIBLE CAUSE
WHAT TO DO
When power falls, the backup time is shorten ,

Battery low alarm issue quickly ,
Battery voltage is too low
Charge the unit at least 8 hours ,
Battery capacity is not full even after charge the unit for at least 8 hours ,
Check the date code of the battery  , if the batteries are too old , replace the batteries ,

Mains exist but the unit work in battery mode.

Input voltage is display as 0 on the LCD and LED is flashing

Input protector I tripped
Check if AC breaker is tripped and AC wiring is connected well ,
Green LED is flashing ,
Insufficient quality of AC power (shore or generator )
1, check if AC wires are too thin and /or too long ,
2, check if generator (if applied) is working well or if input voltage range setting is correct , (narrow-> wide)
Green LED is flashing ,
Set solar first as the priority of output source,
Change output source priority to utility first,
No led display on the front panel when the utility power is normal ,

No LED display,
Battery is not connected well,
Check the external battery cable and terminal, make sure all the battery connections to the unit are all correct,
Battery defect ,
Replace the batteries,




Buzzer beeps continuously and red led is on ,



Fault code 00
Output short circuited,
Check if wiring connected well and remove abnormal load,
Fault code 01
Overload error, the inverter is overload 110% and time is up,
Reduce the connected load by switching off some equipment ,
Fault code 03
Output voltage too high
Return to repair center
Fault code 05
Fan fault
Replace the fan
Fault code 06
Internal temperature of inverter component is over 100 % temperature,
Check whether the air flow of the unit is blocked or whether  the ambient temperature is too high ,
Fault code 08
Battery  is over charged,
Return to repair center,
The battery voltage is too high,
Check if spec and meet requirements,


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