Posts Tagged: normal AC pressure gauge reading

Normal AC pressures R-134a: Pressure gauge readings

Normal Pressure Readings for R-134a Refrigerant Car AC Systems As an automotive AC expert, I can tell you that knowing the normal pressure readings for a R-134a system is essential if you’re diagnosing a problem with your car’s air conditioning system. If you don’t know what the pressures should be, you can’t possibly determine whether your system is functioning properly, or whether you’ve got a problem that needs to be fixed. When I’m checking an AC system, I always refer to a few critical conditions before evaluating whether the pressure … Read More