Response to Hi Isaac, most often this is due to a failing or failed capacitor. Here is a guide that we put together called "How to Test a Pool Pump Capacitor" that should help with that. 

An image is worth 1,000 words! Add an image or two to your comment to help ensure it is understood accurately.

Yes, please email me exclusive discounts, swimming pool tips and helpful how to guides. This comment may be posted on a public site. Do not include: HTML, references to other retailers, pricing, personal information, or any profane, inflammatory language.