Troubleshooting AC Pressure with Ease The Comprehensive AC Pressure Table

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®. AMBIENT TEMPERATURE/RELATIVE HUMIDITY REFERENCE CHART. Relative Outside Air. Humidity. Temp (°F). (%). R-12. Discharge. Temp(F). R-12 Low. Pressure. R-12 High. ... ac-book Refrigerant Charging Paperback on Amazon: https ... HVAC 027 reading a Pressure Temperature Chart, saturated temperature chart. Gauge pressure is the first tool in AC troubleshooting. The table below shows 7 Gauge Readouts that you may encounter. Here's how I read this: Vapor pressure is the pressure at which a liquid vaporizes at a given temperature. So, looking at the chart, if I have ... Scanto learn more about our new PT. Chart. Scanto learn more about calculating. Glide. Page 2. PT Charts for Air Conditioning. Genetron® 407C and 422D are ... PT Chart AC Service Tech HVAC Training is made possible by continued support from our visitors, customers, and support from these Sponsors! Johnstone Supply is a leading wholesale distributor for HVACR equipment, parts and supplies available and in-stock at local branches. °F. °C. R-12. -40. -40.0. 11. -35. -37.2. 8.4. -30. -34.4. 5.5. -25. -31.7. 2.3. -20. -28.9. 0.6. -15. -26.1. 2.4. -10. -23.3. 4.5. -5. -20.6. It seems that for the outside temperatures in the middle east, pressure gauge reading should go to 50-55. He topped it up till 35 and said it shouldn't be ...