Epsolar LS1024B - Troubleshooting

8
5.2 Troubleshooting
Faults
Possible
reasons
Troubleshooting
Charging LED
indicator off
during daytime
when sunshine
falls on PV
modules
properly.
PV
array
disconnection
Check that PV and battery wire
connections are correct and tight.
Green Battery
LED indicator
fast flashing
Battery voltage
higher than over
voltage
disconnect
voltage(OVD)
Check the battery voltage. If it
over high, disconnect the solar
module immediately and change
a new controller.
Battery
LED indicators
orange
Battery under
voltage
Load output is normal. Charging
LED indicator will return to green
automatically when fully charged.
Battery LED
indicators RED
color and loads
not working.
Battery
over discharged
The controller cut off the output
automatically. LED indicator will
return to green automatically
when fully charged.
Load status
indicator
red
and
slow flashing
Over load
Remove or cut out the additional
load and press the button , the
controller will resume to work after
3s
Load status
indicator red and
fast flashing
Short circuit
Clear short circuit and press the
button, the controller will resume
to work after 3s
All the led
indicator flashing
(battery orange
indicator
flashing)
Too high
temperature of
controller
When heat sink of the controller
exceeds 85 , the controller will
automatically cut input and output
circuit. When the temperature
below 75, the controller will
resume to work. Please reduce