During the installation process, all screws of the hot water outlet, cold water inlet, and pressure relief valve must be tightened. Otherwise, water leakage during the heating may damage your floor or furniture.

Firstly, it depends on the water pressure in your area.

Secondly, if the water flow is too fast, it will result in insufficient heating of the water inside the tank, which will not meet your temperature expectations

Firstly, all valves and nuts must be tightened to the maximum extent possible；

Secondly, the water heater cannot be installed tilted or upside down.