EPA 608 Core Study Guide| Exam questions and 100% correct answers| Latest 2026/2027

EPA 608 Core Study Guide| Exam questions and 100% correct answers| Latest 2026/2027 A "compound gauge": Can only be used for low pressures - Has different unit scales According to EPA regulations, when system flushing is required following a compressor burnout, the following refrigerant must be used: System flushing with refrigerants is illegal A CFC contains: Chlorine, fluorine, carbon A CFC - 11 cylinder is: Orange An HFC-134a cylinder is: Sky blue or pale blue A chlorine atom will combine with an ozone molecule to form: Chlorine Monoxide An HCFC contains: Hydrogen, chlorine, fluorine, carbon An HFC contains the following chemicals: Hydrogen, fluorine, carbon Alkylbenzene lubricants are associated with: Ternary blends All appliances currently manufactured or imported into the United States must be equipped with: A service aperture or device to enable the removal of refrigerant A recovery cylinder is: Gray with yellow top A refillable cylinder may be filled to a maximum of: 80% of its liquid weight A refrigerant heated above its boiling point is: Superheated A refrigeration system should not be recovered unless a gauge indicates a minimum pressure of _________ Psig within the system. 15 Psig Any vapor refrigerant vented from the top of a graduated charging cylinder while filling the charging cylinder with liquid: Must be recovered As of January 1st, 1996: It is illegal to import or manufacture CFCs in the United States As of November 15, 1993, all recovery equipment must: Be fitted with low loss fittings - Be certified by an EPA approved agency As of November 15, 1993, recovery machines: Must be certified to meet EPA standards A system may be said to be properly dehydrated when: The vacuum indicator has reached and held the required vacuum for a period of time A technician who violates provisions of the CAA: May be fined - May lose certification - May be required to appear in court Refrigerant cylinders should be transported in a ______________ position: Vertical An award of __________________ may be paid to a person providing information which leads to a penalty against a technician for violating CAA regulations. $10,000 Before using an empty recovery cylinder, you should: Evacuate the cylinder Before using a recovery unit, you should: Check service valves positions - Check oil level Evacuate