Thermal Vacuum Valve
Place thermo sensing portion in water heated to 115-129°F (46-54°C). Check valve opening by blowing air through it. If air does not pass, thermal vacuum valve should be replaced. See Figure .
Place thermo sensing portion in water heated to 115-129°F (46-54°C). Check valve opening by blowing air through it. If air does not pass, thermal vacuum valve should be replaced. See Figure .