Sprinkler Vacuum Breaker Leaking

A clear sign that something is not working properly is leaking from under the bell or bonnet assembly of the valve.

Sprinkler vacuum breaker leaking.

Then reconnect test for leaks and call for inspection. The series 765 pressure vacuum breakers are used the series 765 pressure vacuum breakers are used to protect against health hazard and non health hazard back siphon age conditions in industrial plants cooling towers laboratories laundries swimming pools and lawn sprinkler systems. Replacing the entire pressure vacuum breaker assembly with a new one is a fairly simple process. Anonymous user i am having a problem with the vacuum breaker valves on my sprinkler system.

The other reason may be water leaking through the zone valve a check valve in the sprinkler will not fix this leak. When i turn the water on for the summer at the main water valve water comes gushing out of the breaker valve. Leaks from the depths. Repair kits are available from the manufacturer that are specific to each pvb model.

It may be in need of repair. The poppet that moves inside the pressure vacuum breaker unit and the bonnet that covers it have o ring gaskets that seal against the inner walls of the breaker. Vacuum breaker valve leaks. If you re selling your home in minneapolis or bloomington you ll probably have to pick up a vacuum breaker or two.

The lightweight poppet seals air opening under minimum flow conditions and the engineered plastic bonnet. Disconnect the assembly section at the unions and duplicate the section using a new assembly pipe and fittings. A vacuum breaker commonly referred to as a backflow preventer is a device that. With over 20 years of experience repairing and maintaning sprinkler systems.

Hunter sprinklers are also able to have check valves added in the field after they are installed. A pvb pressure vacuum breaker or sprinkler vacuum breaker is designed to protect against back siphonage of contaminated water from entering your drinking water. The most common reason why water leaks through a valve is because there is debris obstructing the valves diaphragm. It uses a spring loaded check valve which shuts tightly when pressure drops below 1 psi.