Magnetic north. I'll go fix that once I figure it out.
Maybe the fan motor stiction is high and won't start turning until the panel is putting out enough current to overcome it?
With the time change it's lining up with the other plots I've shown.
Maybe the fan motor stiction is high and won't start turning until the panel is putting out enough current to overcome it?
With the time change it's lining up with the other plots I've shown.