When your breaker gets overloaded, it shuts off to prevent the circuit from receiving any additional
What does circuit breaker off mean?
This means they are in the ON position. If a toggle is pointing away from the panel's center, it is in the OFF position. If it's in between, the breaker has tripped. Sometimes you have to look closely because the tripped position is not much different from the ON position.
What does turning a breaker off do?
Shutting off the circuit breaker leaves your water heater vulnerable to fluctuating temperatures, which can damage the heater. Metal shrinks when it's cold, and expands with heat. Over time, this expansion and contraction can make the fittings on the heater permanently loose, or too tight.