WebStart the engine and turn on the air conditioner. Actual readings will vary according to ambient temperature. The low-side should be near 30 PSI at 90 degrees Fahrenheit or … WebMay 7, 2006 · An initial low side pressure of 100 psi is not abnormal if the compressor is not running and the underhood temps are high enough. Once the compressor engages, the low side should drop and continue dropping down to around 20-25 psi. At this point, the cycling switch should open. The pressure should rise to around 45 psi, at which point the ...

SOLVED: 1999 Chevy Silverado AC problem - Fixya

WebWhen the engine is on. When the engine is on and the AC is on high, low pressure readings should be around 30 psi and the high pressure side should be about 250 psi depending on your car. The correct reading will … WebExpert 218 Answers THE CONNECTION ON THE ACCUMALTOR IS THE LOW SIDE FITTING. Posted on May 07, 2009 Anonymous Contributor 1 Answer Rail comming from the accumilator (on fire wall) the black cap closest to the accumilator Posted on Jun 29, 2009 Add Your Answer Video Not finding what you are looking for? Open Questions: 0 answers mahesh technical kali

AC Pressure Chart R134a Low Side Pressure Chart

WebLow Side and High Side Pressures are High • Refrigerant charge above manufacturer specification • Condenser fan inoperable • Condenser dirty / airflow obstruction • Internal … Web11. To install, reverse the removal procedure. - Install new gasket seals. - If filtering of the A/C system is not to be carried out, add the correct amount of clean PAG oil to the refrigerant system. 12. If filtering of the A/C system is not to be carried out, evacuate, leak test and charge the refrigerant system. WebMar 9, 2024 · The low side of an AC system is the line connected from the compressor to the evaporator and has a larger diameter than the high side tube. The high side of an AC … mahesh technical