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EPA 609 TECHNICIAN CERTIFICATION EXAM 2024 ACTUAL EXAM COMPLETE ACCURATE EXAM QUESTIONS WITH DETAILED VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY GRADED A+ $15.49
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EPA 609 TECHNICIAN CERTIFICATION EXAM 2024 ACTUAL EXAM COMPLETE ACCURATE EXAM QUESTIONS WITH DETAILED VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY GRADED A+

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  • EPA 609 TECHNICIAN CERTIFICATION 2024

EPA 609 TECHNICIAN CERTIFICATION EXAM 2024 ACTUAL EXAM COMPLETE ACCURATE EXAM QUESTIONS WITH DETAILED VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY GRADED A+

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  • September 19, 2024
  • 20
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • epa 609 technician
  • EPA 609 TECHNICIAN CERTIFICATION 2024
  • EPA 609 TECHNICIAN CERTIFICATION 2024
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EPA 609 TECHNICIAN CERTIFICATION
EXAM 2024 ACTUAL EXAM COMPLETE
ACCURATE EXAM QUESTIONS WITH
DETAILED VERIFIED ANSWERS (100%
CORRECT ANSWERS) /ALREADY
GRADED A+




1. Stratosphere layer consists of about ____________
of the available Ozone: - ....ANSWER...90%


2.CFC are highly reactive in _______________ of
atmosphere - ....ANSWER...lower levels


3.HFC-134a is the refrigerant that replaced
_____________ in automotive air conditioning systems
- ....ANSWER...R-12


4. R-152 is a chemical compound of which of the
following: - ....ANSWER...HYDROGEN AND FLUORINE

,5. T/F R-134a a refrigerant does pose a cancer or
birth defect hazard - ....ANSWER...FALSE


6. T/F MVAC systems need not be evacuated to a
vacuum before servicing - ....ANSWER...FALSE


7. Disposable Refrigerant Tanks under
_______________ must be evacuated before being
scrapped - ....ANSWER...20 POUNDS


8. Supplies of CFC refrigerant for equipment
servicing can ONLY come from which of the
following: - ....ANSWER...RECOVERY, RECYCLING,
RECLAMATION


9. External Recovery Tanks must be evacuated to
_______ of mercury before being put in service -
....ANSWER...27 INCHES


10.Which of the following refrigerants has high
ozone-depletion potential?: - ....ANSWER...CFCs

, 11. CFCs manufacturing was discontinued as of
______________________ - ....ANSWER...JANUARY 1ST
1996


12. Which element in refrigerant makes them
chemically less stable once they enter the
atmosphere? - ....ANSWER...HYDROGEN


14. ______________ of stratospheric chlorine comes
from ozone-depleting substances - ....ANSWER...82%


15. Which of the following has the Ozone Depletion
Potential (ODP) value of 1 - ....ANSWER...CFC-11


16. T/F CFC refrigerants are chemically highly
unstable - ....ANSWER...FALSE


17. _________ has recently been approved for use in
automobile applications as an alternative to R-134a -
....ANSWER...R152A


18. The Global Warming Potential is reported relative
to ______________________ - ....ANSWER...carbon
dioxide

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