Fire Hydrant: Leaking Bonnet

This is not a full tutorial on how to repair your fire hydrant but it's to help identify one of a hand full of reasons why your fire hydrant is leaking at the Bonnet.
Leaking Bonnets over time can cause major damage and leave a fire hydrant inoperable. So it's important to repair such hydrants, especially before winter.
Much of the video has been cut or sped up for time. Enjoy!