How to Check Pressure in an Auto Air Conditioning System?

Answer The automotive air conditioning system is a self-contained unit of components that uses a refrigerant to cool inside cabin air. The components include the compressor, condenser, evaporator, accumul... Read More »

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How to Retrofit an R12 Auto Air Conditioning System?

Dichlorodifluoromethane, also known as CFC-12, Freon-12 or R-12, is a chlorofluorocarbon commonly used as an air conditioning refrigerant in cars built before 1994. Under the authority of the Clean... Read More »

How do I Check the Auto Manifold Vacuum Pressure?

The automatic manifold vacuum pressure sensor within your vehicle measures the pressure within the engine at any given time. The sensor uses this information to ensure the fuel to air ratio in the ... Read More »

Auto Radiator Pressure Check Tools?

Two types of cooling systems, liquid or air, are found in automobile radiators. Air-cooled engines are found on many older cars, but most modern autos use liquid-cooled radiator systems, which cons... Read More »

What happens when 150 psi water pressure hitting a check valve with 50 psi of air pressure?

The National Guard and Air National Guard can be (and have been) deployed. The Puerto Rico State Guard cannot.