common trouble-shooting
Troubles
trouble shooting
solution
When the modules
directly face to the sun ,the
charge indicator does not
light
1
、
solar arrays’
connection open
2
、
solar cells connected
reverse
1
、
Check the power terminals if in correct and
good connection,
2
、
Controller may be damaged,change a new one
Charging light fast
flashing
Voltage turn off
when battery voltage is
in overpressure,
Measuring the battery voltage if it is too high,then
disconnect the modules
LED1 :Led1 fast
flashing
Battery over discharge
The controller output shut down automatically ,
indicator light in normal flash when the battery is full of
charge
Load Leds slow
flashing
Load power exceeds
rated power
Reduce some AC loads and press the button 3
seconds to recover the controller output
Load Leds fast flashing
Load :short-circuit
When short-circuit happened in the first time,
please wait 10 seconds,the system
output shall be auto restart or you can press the
button 3 seconds to get the normal output; if
short-circuit take place one after another , the system
output will return to normal only by pressing the
button 3 seconds
indicator is off on
the normal charging status
Input power is less than the
battery power
Measure the controller input voltage which must
be higher than the battery voltage
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