Why your A/C Compressor Oil is Important
by Staff Writer

Oil is designed to work with (R12 or R134a). Its primary purpose is internal lubrication for the compressor. A small portion of oil circulates through the system.

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Some systems collect the oil at the bottom of the accumulator and return the oil directly to the compressor through a separate line. It is very important to use the correct oil with the correct (R12 or R134a)