EPA 608 Certification Practice Test 2 Flashcards
6 cards from real EPA 608 609 practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 EPA 608 Certification Practice Test 2 flashcards as text
Under EPA Section 608, which of the following activities requires the technician to be certified?
Answer: Opening a refrigerant circuit to replace a component
EPA Section 608 certification is required for any technician who opens a refrigerant circuit — meaning any work that involves recovering, adding, or potentially releasing refrigerant. Installing ductwork, testing electrical components, and programming thermostats do not involve working with the refrigerant circuit and do not require EPA 608 certification.
What does the term "technician" mean specifically under EPA Section 608 regulations?
Answer: Anyone who maintains, services, repairs, or disposes of appliances containing regulated refrigerants
Under EPA Section 608, a "technician" is defined as anyone who performs maintenance, service, repair, or disposal of appliances that could reasonably be expected to release refrigerants into the environment. This includes HVAC contractors, refrigeration mechanics, and service technicians — not building owners adjusting their own equipment.
Which EPA 608 certification type covers hermetically sealed systems containing 5 pounds or less of CFC or HCFC refrigerant?
Answer: Type I
Type I certification under EPA Section 608 covers small appliances — hermetically sealed systems manufactured, charged, and tested at the factory, containing 5 pounds or less of CFC or HCFC refrigerant. Examples include household refrigerators, window air conditioners, and dehumidifiers. Type I technicians use different recovery techniques appropriate for these sealed systems.
What type of approved testing organization administers the EPA Section 608 technician certification exam?
Answer: EPA-approved certifying organizations (e.g., ESCO, NATE, RSES)
EPA Section 608 technician certification exams must be administered by EPA-approved certifying organizations. The EPA approves third-party organizations — such as ESCO (now HVAC Excellence), NATE, RSES, and others — to develop and administer the standardized certification tests. The EPA itself does not directly administer these exams.
What must an employer do if a new employee was previously certified under EPA Section 608 but lost their certification card?
Answer: Contact the original certifying organization for a replacement card
EPA Section 608 certification does not expire once earned. If a technician loses their certification card, they should contact the certifying organization that issued the original certificate to request a replacement. The technician does not need to retake the exam as long as they were originally certified through an EPA-approved program.
Which of the following is an acceptable substitute for R-22 in existing high-pressure HVAC equipment under EPA SNAP program approval?
Answer: R-422D as an EPA SNAP-approved retrofit refrigerant
R-422D is one of several EPA SNAP (Significant New Alternatives Policy)-approved refrigerants for retrofitting existing R-22 equipment. It can typically replace R-22 without requiring compressor replacement, though oil conversion and system evaluation are necessary. R-410A is NOT a direct drop-in for R-22 — it requires entirely different equipment due to its much higher operating pressures.