Automotive AC Pressure Excellence A Chart for Optimal Cooling

How to Take the Pressure Readings ; 70, 35-40, 145-160 ; 75, 35-45, 150-170 ; 80, 40-50, 175-210 ; 85, 45-55, 225-250. This is definitely NOT normal. Here's a handy dandy r134a pressure chart. So going off of that alone, there's something seriously wrong ... Learn about R134a Refrigerant, low-side pressure, high-side pressure of a Car's AC System. Car AC Pressure Chart for diagnosing refrigerant. Gauge pressure is the first tool in AC troubleshooting. The table below shows 7 Gauge Readouts that you may encounter. My question is: If my pressure readings change when I turn the AC ... With the car, ac, and fan off, The low pressure is 85. The high ... Our R-134a and R-1234yf air conditioning system pressure charts are a helpful tool for interpreting pressure readings when recharging with A/C Pro®. A typical Car AC Pressure Chart for a commonly used refrigerant ie, the R134a and also some troubleshooting tips with respect to the AC system pressure. ... pressure drops and then you can compare readings to the R134a chart. ... An average automotive AC system can lose about 0.25 to 0.5 ounces ... If anyone expects their ac to cool down to 35F, then low side pressures should be around 30 psi. If you were to use the wrong chart, this would ... I'm far from an expert on car systems. Assuming this is a 134a system. You can look up online approximate "normal" pressures. Why did you choose ...