Turn on the voltage meter and set it to measure direct current voltage dc.
Leaving solar panels disconnected.
Leaving solar panels disconnected for 6 months.
The solar cell you have installed provides about 1 3rd of an amp charging rate.
Excellent question and i cannot for certain tell you the answer except to say that i leave solar panels out in the sun regularly not connected to anything and they have not developed any damage.
You don t need to disconnect that charger prior to starting your vehicle.
Take large opaque cloths and completely cover each solar power panel in the system.
There is not a problem.
Disconnect all wires and let the water drain out of the panel.
Touch the metal part of the red.
How to safely disconnect solar panels step 1.
It doesn t matter if panels have leads disconnected as the voc will be present at the shielded tips but no current can flow absolutely nothing happens.
I would be more worried about the connectors of your panels when not in use accidentally coming in contact with something connecting a circuit and causing damage or a fire.
Older sunpower panels require a ground on the positive side to prevent polarization of the silicon cells but this rarely if ever happens on a boat.
By cutting off the sunlight.
Locate any water leaks in the pipes of the solar panel.
Unless you have some older sunpower brand panels there is really no harm in disconnecting the panels.