Free EPA 608 Practice Test (Core Exam)-3

Free Online EPA 608 Practice Test ( Core Exam)-3

EPA 608 Practice Test(Core Exam) Note-3

Never pressurize the system with Oxygen

The refrigerant system should never be pressurized with oxygen or compressed air because when these reacts with the oil, very high dangerous pressures will be generated in the system as the oil oxidizes.

Leave a Reply

Your email address will not be published. Required fields are marked *