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Vacuum air conditioning car.
Proper way to pull a vacuum from a discharged auto ac system.
Moisture in the ac system is a serious problem because moisture reduces the performance of the ac system and condensation of water can cause the ac system to freeze.
Pulling a vacuum is a common part of air conditioning repairs.
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It is important to vacuum an air conditioning system to remove any air or moisture that may damage the system in the long run.
This is enough time period to get rid of moisture and dust inside the ac system.
When concerned as to how long to vacuum car ac system you should know that it would take around 30 45 minutes.
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Vacuums are used to evacuate acs a process by which they pull out all air and moisture from the refrigerant system prior to testing repairs and recharging.
For effective vacuuming open the low port s valve of the gauge.