Epsolar Tracer-1206RN, Instruction Manual, Page: 25 / 33

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5.2 Troubleshooting
Trouble Shooting Table 5-1
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 charging
LED indicator
flashing
Battery voltage
higher than over
voltage disconnect
voltage(OVD)
Check if battery voltage over
high.
Disconnect the solar
module
Battery LED
indicator are orange
Battery under
voltage
Load output is normal,, charging
LED indicator will return to
green automatically when fully
charged.
Battery LED
indicator RED color
Battery
over discharged The controller cut off the output
automatically, LED indicator
will
return to green
automatically when fully
charged.
LED digital tube
displays ―P‖
PV Overvoltage Check whether the PV
parameters match with the
controller’s; It will be
reconnected automatically until
the voltage falls safely below the
maximum rating.
LED digital tube
displays ―C‖
PV Overcurrent Check whether the PV
parameters match with the
controller’s, please according to
the controller parameters for
photovoltaic parameters
selection.
Battery Indicator
red flashing Over load or short
circuit Overload: Please reduce the load
and press the button once, the
controller will resume to work
after 3s;
Short circuit: when the first
short-circuit occurs, the
controller will automatically
resume to work after 10s; when a
second short-circuit occurs, press
the button, the controller will
resume to work after 3s.