EPA 609 Technician Certification 120 Real Exam Questions With Answers | Verified

EPA 609 Technician Certification 120 Real Exam Questions With Answers | Verified 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant - ANSWER FALSE 2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 - ANSWER CFC-11 3. Ozone layer absorbs and scatters __________ form the sun - ANSWER Ultraviolet light 4. T/F R-134 is a chlorine-free refrigerant - ANSWER TRUE 5. a refillable refrigerant cylinder must not be filled above _________ of its full capacity - ANSWER 80% 6. T/F Ester-based synthetic oils can be mixed with oils - ANSWER FALSE 7. An award of up to ___________ may be paid to a person suppplying information that leads to a penalty against a technician who is intentially venting - ANSWER $10,000 8. MVAC systems being disposed must be evacuated to _____________ of mercury before being scrapped - ANSWER 4 INCHES 9. Since _______________ it is no longer legal for CFCs to be manufactured or imported into the United States - ANSWER JAN 1ST, 1996 10. Since ___________________ it is illegal to vent substitutes for CFC and HCFC refrigerants - ANSWER NOV 15, 1995 11. Each chlorine ion are able to destroy ___________________ ozone molecules - ANSWER 100,000 12. Lifetime of CFSs is believed to range from ________ years - ANSWER 20 TO 100 13. Ozone molecules consists of _______________ atoms of oxygen - ANSWER THREE 14.Non-condensables in a refrigeration system result in a ________________ discharge pressure - ANSWER higher 15. T/F Ozone depletion increases global warming - ANSWER TRUE 16. T/F If a technician is already trained and certified to handle HFC-134a - ANSWER FALSE 17.The Clean Air Act (CAA) of _____________ directs EPA to establish requirements - ANSWER 1990 18. Over the road refrigeration units and R-22 (HCFC) air conditioning - ANSWER such as that found in buses, also require Section ____________ certification, 608 19. Moisture level in Recycled R-12(CFC-12) that has been directly removed from - ANSWER and intended to be returned to, a mobile air-conditioning system cannot exceed ________________ PPM by weight, 15 20. At high temperature CFC-12 can decompose to form _____________ - ANSWER hydrochloric or hydrofluoric acid 21. T/F Refrigerants are light than air - ANSWER FALSE 22. T/F Every refrigerant cylinder need not be protected by some type of pressure relief device - ANSWER FALSE 23. Stratosphere layer consists of about ____________ of the available Ozone: - ANSWER 90%