5
OPERATING THE MPPT CONTROLLER
Please note: not following these instructions may cause damage to the MPPT controller.
Ensure that you attach the positive (+) and negative (-) wires to the appropriate terminals.
1. Connect the positive and negative wires from the battery into the terminals with the battery
icon ensuring polarity is correct.
2. The solar indicator light will turn on.
3. Connect positive and negative solar input into the two terminals with the solar icon, ensuring
polarity is correct.
4. The controller is now ready to use.
5. For additional load circuit, connect positive and negative wires to the terminals with the
lightbulb icon on the controller.
NOTE:
Ensure a fuse is used on battery positive wiring to prevent short circuits and potential
damage to the unit or your vehicle
INDICATOR
INDICATED ITEM STATUS
MEANING
Solar Panel
Steady ON
Solar panel voltage is
higher than the light
control voltage
OFF
Solar panel voltage
is less than the light
control voltage
Slow Flashing
Charging in process
Rapid Flashing
Over-voltage
Battery
Steady ON
Normal battery
function
OFF
Battery is not
connected
Rapid Flashing
Battery over
discharged
Load
Steady ON
Load receiving power
OFF
Load not connected
or switched off
Slow Flashing
Open-circuit load
Rapid Flashing
Short-circuit load