Vacuum Breaker Installation On Water Heater

In this video we demonstrate h.

Vacuum breaker installation on water heater.

Vacuum breakers provide a simple dependable way to relieve unwanted vacuum which may develop in a closed vessel or pipeline. Install a listed temperature pressure relief valve in the opening on the side of the water heater. Series n36 water service vacuum relief valves are used in water heater tank applications to automatically allow air to enter into the piping system to prevent vacuum conditions that could siphon the water from the system and damage water heater tank equipment. A hose connection vacuum breaker should be installed on each faucet or hose bibb that is connected to the potable water supply to prevent backflow into the water supply.

Many water heaters especially traditional electric ones require changes to your wiring and potentially the breaker box. Hvbs must be installed at least six inches above the ground surface. The vacuum relief valve shall be ansi z21 22 rated and csa certified. Beyond a water heater permit some areas may also require either an electric or plumbing permit depending on the type of water heater.

Connect the hot and cold water lines to the nipples using unions. That vacuum breaker needs to be installed about 6 inches above the top of the tank. It needs to be installed after the cold water shutoff into the heater. Pressure zone assemblies strainers test kits vacuum breakers.

Siphonage install watts series 288a vacuum breakers. They have a brass body construction with npt male inlet connection and a protective cap. Standards tested and rated to ansi z21 22 csa certified specifications a watts model n36 m1 vacuum relief valve shall be installed on domestic hot water supply tanks heaters unit heaters steam kettles as indicated on plans.