low superheat

What Should Superheat Be On 404a Freezer?

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What Should Superheat Be On 404a Freezer? Re: Correct Super Heat For Walk In Freezer Ideally you want to get the head pressure up to around 38’C SCT which on R404a is about 240psi. I’d say 210psi would be the minimum you would be looking for when the systems running. What is a good superheat

What Is The Difference Between Evaporator Superheat And System Superheat?

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What Is The Difference Between Evaporator Superheat And System Superheat? Superheat varies within the system depending on where it is being measured. The superheat that the thermal expansion valve is controlling is the evaporator superheat. … System superheat refers to the superheat entering the suction of the compressor. Some people confuse system superheat with ‘return