Automotive Ac System Diagnosis

If the readings are very high then you may have a problem with air trapped in the system or an airflow problem with the condenser. The typical complaint for an ac problem is the ac blows warm air. Static pressure is the pressure with the system at rest compressor off for at least 30 mins.

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This condition has a few possible.

Automotive ac system diagnosis.

If the pressures do not change at all when the compressor engages then the compressor has failed or there is a problem with the metering device. Start your ac pressure readings diagnostic by measuring the system s static pressure. With the engine off for at least 30 minutes read the low and high pressure gauges. When diagnosing an air conditioning issue it s easiest to begin at the compressor.

This series is divided into three parts. The ac system operation ac system service and the. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. As the internal parts disperse the metallic debris ends up throughout the entire system.

In this situation you might need more than a condenser but also the tubes receiver dryer and compressor. Typically this results from a defective or failing compressor that breaks apart. If the clutch is not engaging use a voltmeter to check for voltage getting to the compressor. Ac system diagnosis by symptom ac system diagnosis.

Attach to the hoses and gauge set to the high and low side ports of your ac system. With the engine running turn the a c on max cool set fans high and make sure that the clutch is engaging on the.

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