The backflow preventer is designed to relieve pressure when the watering cycle stops or the system is turned off, so you will see water dripping from it at system shutdown. ... Another cause for a leaking backflow preventer is incorrect placement in the head assembly.
What does it mean when a backflow preventer is leaking?
The reason why your backflow preventer might be leaking can be due to a number of issues and the leaks often occur at the connection point of the valve body and cover. Whether its failure due to wear, pressure that's too high, incorrect placement or debris; your leaking issue should be fixed.
How do I know if my backflow preventer is bad?
Signs That You Need A Backflow Repair
- Be discolored, brown, yellow or even pink in color.
- Have a bad Sulphur smell.
- Water flow could be slow and / or interrupted.
- You may visibly see rust particles or sediment in the water.
- The water could have a bad taste.
