Refrigerant Lubricant (R12/R134a)

Refrigerant lubricant is a special type of oil that is mixed with the refrigerant to lubricate various parts (e.g. compressor) as it circulates through the AC system.

Symptoms of Wear or Failure

  • Failure of the AC compressor
  • Air conditioning does not blow cold air

Related Repair Advice

  • In order to maintain the proper amount of refrigerant oil in the AC system, the manufacturer's recommendations for adding refrigerant oil should always be followed when replacing AC components
  • If it's necessary to add refrigerant oil, it's essential to use the correct type. This is dependent on the refrigerant used.