Chosen Solution

The first time this happened there was a large amount of white smoke that came from below the front of the mower and some brief belt squealing. Checked the mower deck belt and it’s fine. Don’t know if this helps or not but the clutch pulley is very hard to turn by hand. I don’t remember it being that way before? Could this be a bad clutch?

Here’s how to test the PTO Clutch https://www.oxclutch.com/blogs/news/how-