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All water heaters are equipped with a simple protection device - a safety valve. But sometimes, a picture is observed when liquid is discharged from the valve very often and abundantly, while the pressure in the system does not exceed the norm, the valve is in good condition and the boiler does not operate at maximum temperature. What to do in this case and why is it necessary to install an expansion tank on the boiler (water heater). ------------------------------------------------------- Safety valve operating principle ► • Why does the safety valve leak... How to properly install an expansion tank on a boiler ► https://inbud.org/rasshiritelnyj-bak-... ------------------------------------------------------- 00:00 ►Expansion tank on a boiler 00:33 ►When to install 02:14 ►Where to install 02:41 ►What kind of expander is needed 03:44 ►How to calculate the volume of the tank 04:00 ►To what pressure to pump ---------------------------------------------------------------------- #boiler #water heater #hotwater