Geothermal water separator, automatic exhaust valve, cap tightening Ning song?
Loosen the air when it is exhausted and tighten when the gas is exhausted.
If the system is often the gas, loosen the root, the best connected to the valve port is connected with a water pipe, prevent the exhaust out of the water turbulence.
Loosen the air when it is exhausted and tighten when the gas is exhausted.
