Problems And Solutions - Techno Sun ELECSUN2 Manual De Usuario

Notice1: If reverse connection of the storage battery, the
controller would not be damage, but there is the negative
voltage output from the load will lead to the load damage.
Notice2: Time delay function when overload, the
protection time is related to the ambient temperature.
When overload, the overload protection will running auto.

PROBLEMS AND SOLUTIONS

Phenomena
There is sunlight but
indicator lamp of battery
panel is not on.
Indicator lamp for charging
of battery panel twinkles
fast
Indicator lamp of battery
panel is off; voltage of
battery is normal and there
is no output
Indicator lamp of battery is
not on
Indicator lamp of storage
battery twinkles fast and
there is output
Indicator lamp of load
twinkles fast and there is
no output
Indicator lamp of load is on
permanently and there is
no output
Other phenomena
Problems and solutions
Please check the wiring of
photocell and the contact.
Over voltage of the system;
please check whether voltage of
the storage batter is too high.
Wait for 10 minutes and the load
will open automatically.
Power supply to storage battery
fails. Please check the
connection of storage battery.
Storage battery is over
discharged. Charge the battery
fully.
Power of load exceeds rated
power or short circuit. Press the
key once for a long time or wait
until the next day.
Please check whether
connections of electric
equipments are correct and
reliable.
Check the reliability of wiring
and the automatic identification
of 12V/24V system.