Unlock AC Efficiency The Ultimate AC Pressure Table

Detailed information on how to use the pressure temperature chart with refrigeration and air-conditioning gas products. Does anyone know where I can find a chart for HIGH & LOW pressure side readings Vs ambient temp. Having trouble with my AC not putting out real ... The pressure inside the a/c system is a higher number in psi than the outside / ambient temperature number in Fahrenheit and it's above about 70F. R134A Pressure-Temperature Chart. -49. -45. 1. -17.2. 51. 10.6. 101. 38.3. -48. -44.4. 2. -16.7. 52. 11.1. 102. 38.9. -47. -43.9. 3. -16.1. 53. 11.7. 103. 39.4. 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®. Engine Cooling System. 1. Check belt tension & adjust. Use tension gauge. 2. Test radiator pressure cap & system thermostat. I would like to see a little higher on both the high and low readings. I would be adding more refrigerant and tweak it to @ High side 175psi and low side ... AMBIENT TEMPERATURE/RELATIVE HUMIDITY REFERENCE CHART. Relative Outside Air. Humidity. Temp (°F). (%). R-12. Discharge. Temp(F). R-12 Low. Pressure. R-12 High. 3G TL (2004-2008) - A/C Refrigerant Pressure Chart for Acura - Does Acura have a specific R134a refrigerant pressure chart or are the ... The online chart shows i need 55 psi on low and 170 on high. I am checking the pressures while engine is warm and idle. Ac on full blast. Ac worked very good ...