Yes install it on the cold water line as close to the heater as possible.
To perform a vacuum breaker replacement, follow these steps: Shut off the water supply to the vacuum breaker. Remove the old vacuum breaker by unscrewing it from the pipe. Clean the area where the old vacuum breaker was attached. Install the new vacuum breaker by screwing it onto the pipe. Turn the water supply back on and test the new vacuum breaker for leaks. Remember to follow any specific instructions provided by the manufacturer for your particular vacuum breaker model.
That would depend on the application as there are many uses and shapes and specifications for a vacuum breaker
A vacuum breaker does not allow back flow into the potable water system A syphon breaker is normallly installed on a tank that there is a possibility of the tank imploding
"Air" and "Vacuum" describe how the breaker extinguishes the arcing current. An Air breaker opens far enough that the dielectric strenght of air is enough to extinguish the arc. A vacuum breaker's contacts are in a vacuum. Oil breakers use oil. SF6 breakers use SF6 gas to extinguish the arc.
Ask the manufacturer for the safest way to do install it
A vacuum breaker is a device that prevents water in a toilet cistern or water tank, from syphoning back into the toilet cistern or water tank.
A vacuum breaker is usually installed at the top of a vertically-mounted drain pipe leading to a drain. The water drainage hose from an appliance such as a dishwasher or washing machine should never be plumbed directly into a drain stand pipe without a vacuum breaker. The vacuum breaker prevents contaminated water from the drain being sucked back into the appliance if it has a fault.
Yes.
A vacuum circuit breaker is a high-voltage circuit breaker whose contacts separate within a vacuum dielectric. The vacuum contributes to extinguishing the resulting arc because ionisation cannot take place while the arc is stretched between the separating contacts.
The heater/ac doors are all electric. They are not vacuum controlled.
Some faucets have a built in vacuum breaker that can not be removed. Many have a srew on type, it usually has some hex screws on the side to keep it from being removed. Loosen the hex screws, and the vacuum breaker should screw off. Righty tighty lefty loosey.
A vacuum breaker uses a vacuum to extinguish the arc when interrupting a circuit, while a SF6 gas circuit breaker uses sulfur hexafluoride gas. SF6 gas circuit breakers can handle higher voltages and currents compared to vacuum breakers. SF6 gas circuit breakers are also more environmentally harmful due to the greenhouse gas SF6, while vacuum breakers are considered more eco-friendly.