Automotive Ac System Evacuation

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Automotive ac system evacuation.

A vacuum pump is used to draw the system to a vacuum of 29 75 hg or greater. Car a c evacuation and recharge services. Auto air conditioning systems may require flushing after a catastrophic failure of the compressor since debris from the failed unit can scatter throughout the closed system. Non condensable gases in most cases surrounding ambient air are not able to condense inside the air conditioning condenser unlike refrigerant gases like r 134a or r 1234yf.

By bringing a closed system into a vacuum the boiling point is greatly reduced and any moisture boils into a vapor that s pulled out through the vacuum pump. If no leaks or damage are found they evacuate the refrigerant from the system vacuum test and recharge the air conditioning system using the appropriate refrigerant according to your vehicle manufacturer s specification. The automotive a c system must hold the vacuum of 29 92 in hg for at. Non condensable gases ambient air inside the a c system.

Performing an evacuation does not remove metal shavings from a system though this requires a flush. How long should i evacuate ac system. Non condensable gases have a serious impact on system performance operating conditions and lifetime of an air conditioning system. Auto air conditioning systems need to be evacuated as part of routine maintenance when the system needs to be recharged.

A c evacuation and recharge. After a system has been opened for any repair service or installation even for a short amount of time the a c system should be evacuated. Evacuating or discharging an automobile auto air conditioning system ac is a simple process provided the necessary tools are available. This debris will be the broken parts of compressor reed valves piston rings maybe even parts of a disintegrated piston and metallic scrapings from internal cylinders.

We offer an a c evacuate and recharge where we void the air conditioning system of old refrigerant and then recharge the system with new refrigerant.