Master the Art of AC Maintenance The Ultimate Automotive AC Pressure Chart

The R134a pressure chart delineates the relationship between pressure and temperature within an air conditioning system, utilizing R134a refrigerant. This chart ... Does anyone have a volts-to-pressure chart for this sensor? ... It reads 42 PIDs in total, but no HVAC PIDs (AC pressure, evaporator temp, etc). Like your engine oil dipstick, your air conditioning system does not have a set level. There is a range of low-side and high-side pressures that ... I recharged the system using the Pressure chart you provided and the ... Automotive compressors have a variable "wobble plate" Its ... Thus, if the gauge is reading high, then it indicates a problem with your compressor in that the low side isn't going low. When the A/C is fully ... When the compressor is on, the low side pressure spec is 22 to 36 psi with ambient air temp at 86 - 95 degrees F, temp set to MAX COLD, fan ... Automotive AC Pressure Chart for R134a Refrigerant | Ideal High and Low Pressure Readings Explained. 479 views · 2 months ago ...more ... Question: should I put more freon to raise the pressure as per the chart or leave it alone. ... When I worked as an auto mechanic the gauges ... Thanks but thats not vehicle specific but just a general guideline. ... AC was blowing cold air, I would think that would be good enough. If ... Pressures relate to ambient temperature. Did you get the pressure from the temp/pressure chart? My FSM normal range is 21-35 low side, 199 ...