There is not a problem.
Leaving solar panels disconnected.
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.
26 in 24 posts thanks given.
By cutting off the sunlight.
Let the panel dry completely before you start to repair the leaks.
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.
Take large opaque cloths and completely cover each solar power panel in the system.
Touch the metal part of the red.
Locate any water leaks in the pipes of the solar panel.
Turn off any pump connected to the solar panel.
How to safely disconnect solar panels step 1.
You don t need to disconnect that charger prior to starting your vehicle.
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.
Turn on the voltage meter and set it to measure direct current voltage dc.
Leaving solar panels disconnected for 6 months.
The solar cell you have installed provides about 1 3rd of an amp charging rate.