Typical 404a Operating Pressures

Pressures For 404a Freezer. R404a, 404a, R404, Recharge Kit, 28 oz, w/Check & ChargeIt Gauge & H Low temp freezer running 404a evaporator temp should be around -20 degrees - which is 15psi for 404a Example: What is the pressure of R404A at 85°F? Just check the R404A PT chart below and you will see that the pressure of 404A liquid at 85°F is 189.5 psig and the pressure of 404A vapor is 187.5 psig at the same temperature.

Refrigerators should pull down to 35°F in about 20 minutes when located in an ambient of about 75 °F Low temp freezer running 404a evaporator temp should be around -20 degrees - which is 15psi for 404a

404a Pressure Temp Chart Printable refrigerant pt chart

We are, of course, talking about 404A liquid pressure Low temp freezer running 404a evaporator temp should be around -20 degrees - which is 15psi for 404a At the high end, the pressure of 404A is 456.8 psig

Walkin freezer temp is 30°F. Suction pressure seems a bit high for R. The normal operating pressure for R-404A in a freezer at a temperature of 70 degrees Fahrenheit and a suction temperature of 30 degrees Fahrenheit would be around 9.6 psi Low temp freezer running 404a evaporator temp should be around -20 degrees - which is 15psi for 404a

Maintain 404a Freezer Pressures [Essential Read] Fix It In The Home. Most of those small reach in 404a self contained freezers run a low of 10psi and 175 head average The 404A refrigerant is commonly used in commercial refrigeration, providing an efficient, non-ozone-depleting option for low-temperature applications.