The enlargement valve holds back the refrigerant and maintains the superior force in the condenser. Inside the enlargement valve, a small orifice enables a limited number of refrigerant to carry on to stream. Since it flows by way of this restriction it reaches the lower stress facet of your valve. https://www.penmann.co.uk/penmann-delivers-permanent-glycol-chiller-solution-for-ambrosia-creamery-in-lifton/