Once a year, we scrub off the pine pollen that builds up into a paste on our solar panels.
![[Spring cleaning of old and new solar panels 2024-03-30]](http://www.okraparadisefarms.com/pictures/2024-03-30--solar-cleaning/many.jpg) 
Spring cleaning of old and new solar panels 2024-03-30
That’s all the maintenance they require.
Youtube playlist:
https://youtube.com/playlist?list=PLLk2OxkA4UvyWjnmPf2_IoWUZMzvzlsvT&si=UUEQp_GztriKw28n
OK, it’s true we have replaced the four deep-cell marine batteries that go with the original 20 panels. And recently, after 18 years, we replaced their inverter. But that’s all.
SP2
![[Movie: New (2012) 60 solar panels (46M)]](http://www.okraparadisefarms.com/pictures/2024-03-30--solar-cleaning/20240330_084559.jpg) 
Movie: New (2012) 60 solar panels (46M)
video
DN
-jsq
Short Link:
![[Old (2006) 20 solar panels]](http://www.okraparadisefarms.com/pictures/2024-03-30--solar-cleaning/20240330_084520.jpg)
![[Movie: Old and new solar panels (108M)]](http://www.okraparadisefarms.com/pictures/2024-03-30--solar-cleaning/small/20240330_091401.jpg)
![[Dove nest, 25 feet up]](http://www.okraparadisefarms.com/pictures/2024-03-30--solar-cleaning/20240330_084533.jpg)
What do u use to clean solar panels?
Soapy water in a bucket, rag, and hose water.