EPA 609 Technician Certification Rated A

EPA 609 Technician Certification Rated A 1. Ozone at ground level and in the Stratosphere: - Statement: Ozone at ground level and in the Stratosphere is a harmful pollutant. - Answer: FALSE 2. Ozone Depletion Potential Reference: - Statement: For determining the Ozone Depletion Potential, __________ has been assigned a factor of 1. - Answer: CFC-11 3. Ozone Absorption: - Statement: Ozone layer absorbs and scatters __________ from the sun. - Answer: Ultraviolet light 4. R-134a as a Refrigerant: - Statement: R-134 is a chlorine-free refrigerant. - Answer: TRUE 5. Refillable Refrigerant Cylinder Capacity: - Statement: A refillable refrigerant cylinder must not be filled above _________ of its full capacity. - Answer: 80% 6. Ester-based Synthetic Oils: - Statement: Ester-based synthetic oils can be mixed with oils. - Answer: FALSE 7. Reward for Reporting Venting: - Statement: An award of up to ___________ may be paid to a person supplying information resulting in a penalty against a technician who is intentionally venting. - Answer: $10,000 8. Evacuation of MVAC Systems: - Statement: MVAC systems being disposed of must be evacuated to _____________ of mercury before being scrapped. - Answer: 4 INCHES 9. CFC Manufacturing Legality: - Statement: Since _______________, it is no longer legal for CFCs to be manufactured or imported into the United States. - Answer: JAN 1ST, 1996 10. Venting CFC and HCFC Substitutes: - Statement: Since ___________________, it is illegal to vent substitutes for CFC and HCFC refrigerants. - Answer: NOV 15, 1995 11. Destruction Capacity of Chlorine Ions: - Statement: Each chlorine ion can destroy ___________________ ozone molecules. - Answer: 100,000 12. Lifetime of CFCs: - Statement: The lifetime of CFCs is believed to range from ________ years. - Answer: 20 TO 100 13. Composition of Ozone Molecules: - Statement: Ozone molecules consist of _______________ atoms of oxygen. - Answer: THREE 14. Effect of Non-Condensables: - Statement: Non-condensables in a refrigeration system result in a ________________ discharge pressure. - Answer: higher 15. Ozone Depletion and Global Warming: - Statement: Ozone depletion increases global warming. - Answer: TRUE 16. HFC-134a Training Certification: - Statement: If a technician is already trained and certified to handle HFC-134a. - Answer: FALSE 17. Clean Air Act (CAA) Year: - Statement: The Clean Air Act (CAA) of _____________ directs EPA to establish requirements. - Answer: 1990 18. Certification for MVAC Systems: - Statement: Over-the-road refrigeration units and R-22 (HCFC) air conditioning, such as that found in buses, also require Section ____________ certification. - Answer: 608 19. Moisture Level in Recycled R-12: - Statement: Moisture level in recycled R-12 (CFC-12) that has been directly removed from and intended to be returned to a mobile air-conditioning system cannot exceed ________________ PPM by weight. - Answer: 15 20. Decomposition of CFC-12: - Statement: At high temperatures, CFC-12 can decompose to form _____________. - Answer: hydrochloric or hydrofluoric acid 21. Refrigerant Weight Comparison: - Statement: Refrigerants are lighter than air. - Answer: FALSE 22. Pressure Relief Device Requirement: - Statement: Every refrigerant cylinder need not be protected by some type of pressure relief device. - Answer: FALSE 23. Ozone in Stratosphere: - Statement: The stratosphere layer consists of about ____________ of the available Ozone: - Answer: 90% 24. Reactivity of CFCs: - Statement: CFCs are highly reactive in _______________ of the atmosphere. - Answer: lower levels 25. Refrigerant Replacement: - Statement: HFC-134a is the refrigerant that replaced _____________ in automotive air conditioning systems. - Answer: R-12 26. Chemical Composition of R-152: - Statement: R-152 is a chemical compound of which of the following: - Answer: HYDROGEN AND FLUORINE 27. Health Hazards of R-134a: - Statement: R-134a refrigerant does pose a cancer or birth defect hazard.