Repairing a Zurn Wilkins 350 (4" - 6") Double Check Valve Assembly

Watch as our team explains how to repair a Zurn Wilkins 350 (4" - 6") double check large backflow preventer.
Note this video is more than 4 years old and may include some out-of-date information. Please refer to Zurn.com for current information and instructions.
Visit the 350 product page on Zurn.com for more information! www.zurn.com/products/water-c...)

[@ashitude]

Thanks for the video! Helped alot today

[@tjelkins9930]

How do I remove the retainers? They seem to be lodged in place with no room to move them!