How To Vacuum Car Ac System Without Pump

Proper way to pull a vacuum from a discharged auto ac system.

How to vacuum car ac system without pump. Creating a vacuum deep enough to boil moisture away by using a vacuum pump on a regular basis is an effective low cost method of maintaining a healthy ac system. Replacement of a compressor requires the use of a vacuum pump. Pumps can be purchased or rented if you don t want to make a permanent investment. The following video gives a summary of the steps i did to pull a vacuum from your system to get rid of any moistur.

Condensed water particles corrode the ac system and cause long term damage. The ac compressor decides to stop working. Most vacuum pumps are powered by ac grid power making compressor replacement difficult. Make sure the readings on both the gauges are zero move on with connecting the other end of the yellow hose on the gauge to the vacuum pump.

Once the valve is open let your vacuum run at full speed for 15 to 30 minutes to pull out as much air as it can. We have developed a method of removing the air from a system without the use of a vacuum pump. This applies to the newer r134a refrigerant systems as well as the older r12 systems. To use a vacuum pump on an air conditioner first turn the pump on and open the side gauge valve which will allow the vacuum to start pulling air out of your system.