EPA 609 Technician Certification
1. T/F Ozone at ground degree ans at Stratosphere is a damaging pollutant - ANS-FALSE
2. For figuring out the Ozone Depletion Potential __________ having been assigned a element
of one - ANS-CFC-11
3. Ozone layer absorbs and scatters __________ shape the sun - ANS-Ultraviolet light
four. T/F R-134 is a chlorine-unfastened refrigerant - ANS-TRUE
5. A refillable refrigerant cylinder must no longer be crammed above _________ of its full
potential - ANS-eighty%
6. T/F Ester-primarily based synthetic oils may be mixed with oils - ANS-FALSE
7. An award of as much as ___________ can be paid to someone suppplying facts that leads to
a penalty in opposition to a technician who is intentially venting - ANS-$10,000
8. MVAC systems being disposed have to be evacuated to _____________ of mercury earlier
than being scrapped - ANS-4 INCHES
nine. Since _______________ it's far no longer prison for CFCs to be manufactured or imported
into america - ANS-JAN 1ST, 1996
10. Since ___________________ it's miles illegal to vent substitutes for CFC and HCFC
refrigerants - ANS-NOV 15, 1995
11. Each chlorine ion are capable of damage ___________________ ozone molecules -
ANS-100,000
12. Lifetime of CFSs is assumed to variety from ________ years - ANS-20 TO 100
13. Ozone molecules consists of _______________ atoms of oxygen - ANS-THREE
14.Non-condensables in a refrigeration device result in a ________________ discharge
pressure - ANS-higher
15. T/F Ozone depletion increases international warming - ANS-TRUE
sixteen. T/F If a technician is already trained and certified to handle HFC-134a - ANS-FALSE
, 17.The Clean Air Act (CAA) of _____________ directs EPA to set up necessities - ANS-1990
18. Over the street refrigeration gadgets and R-22 (HCFC) air conditioning - ANS-along with that
observed in buses, also require Section ____________ certification, 608
19. Moisture stage in Recycled R-12(CFC-12) that has been without delay removed from -
ANS-and meant to be lower back to, a cellular air-conditioning device can not exceed
________________ PPM with the aid of weight, 15
20. At high temperature CFC-12 can decompose to shape _____________ - ANS-hydrochloric
or hydrofluoric acid
21. T/F Refrigerants are mild than air - ANS-FALSE
22. T/F Every refrigerant cylinder need no longer be blanketed through some form of pressure
alleviation device - ANS-FALSE
23. Stratosphere layer includes about ____________ of the to be had Ozone: - ANS-ninety%
24.CFC are fairly reactive in _______________ of environment - ANS-decrease ranges
25.HFC-134a is the refrigerant that replaced _____________ in automotive air con structures -
ANS-R-12
26. R-152 is a chemical compound of which of the following: - ANS-HYDROGEN AND
FLUORINE
27. T/F R-134a a refrigerant does pose a cancer or beginning disorder chance - ANS-FALSE
28. T/F MVAC structures want not be evacuated to a vacuum before servicing - ANS-FALSE
29. Disposable Refrigerant Tanks under _______________ have to be evacuated earlier than
being scrapped - ANS-20 POUNDS
30. Supplies of CFC refrigerant for system servicing can ONLY come from which of the
subsequent: - ANS-RECOVERY, RECYCLING, RECLAMATION
31. External Recovery Tanks need to be evacuated to _______ of mercury earlier than being
put in provider - ANS-27 INCHES
32.Which of the following refrigerants has excessive ozone-depletion ability?: - ANS-CFCs
1. T/F Ozone at ground degree ans at Stratosphere is a damaging pollutant - ANS-FALSE
2. For figuring out the Ozone Depletion Potential __________ having been assigned a element
of one - ANS-CFC-11
3. Ozone layer absorbs and scatters __________ shape the sun - ANS-Ultraviolet light
four. T/F R-134 is a chlorine-unfastened refrigerant - ANS-TRUE
5. A refillable refrigerant cylinder must no longer be crammed above _________ of its full
potential - ANS-eighty%
6. T/F Ester-primarily based synthetic oils may be mixed with oils - ANS-FALSE
7. An award of as much as ___________ can be paid to someone suppplying facts that leads to
a penalty in opposition to a technician who is intentially venting - ANS-$10,000
8. MVAC systems being disposed have to be evacuated to _____________ of mercury earlier
than being scrapped - ANS-4 INCHES
nine. Since _______________ it's far no longer prison for CFCs to be manufactured or imported
into america - ANS-JAN 1ST, 1996
10. Since ___________________ it's miles illegal to vent substitutes for CFC and HCFC
refrigerants - ANS-NOV 15, 1995
11. Each chlorine ion are capable of damage ___________________ ozone molecules -
ANS-100,000
12. Lifetime of CFSs is assumed to variety from ________ years - ANS-20 TO 100
13. Ozone molecules consists of _______________ atoms of oxygen - ANS-THREE
14.Non-condensables in a refrigeration device result in a ________________ discharge
pressure - ANS-higher
15. T/F Ozone depletion increases international warming - ANS-TRUE
sixteen. T/F If a technician is already trained and certified to handle HFC-134a - ANS-FALSE
, 17.The Clean Air Act (CAA) of _____________ directs EPA to set up necessities - ANS-1990
18. Over the street refrigeration gadgets and R-22 (HCFC) air conditioning - ANS-along with that
observed in buses, also require Section ____________ certification, 608
19. Moisture stage in Recycled R-12(CFC-12) that has been without delay removed from -
ANS-and meant to be lower back to, a cellular air-conditioning device can not exceed
________________ PPM with the aid of weight, 15
20. At high temperature CFC-12 can decompose to shape _____________ - ANS-hydrochloric
or hydrofluoric acid
21. T/F Refrigerants are mild than air - ANS-FALSE
22. T/F Every refrigerant cylinder need no longer be blanketed through some form of pressure
alleviation device - ANS-FALSE
23. Stratosphere layer includes about ____________ of the to be had Ozone: - ANS-ninety%
24.CFC are fairly reactive in _______________ of environment - ANS-decrease ranges
25.HFC-134a is the refrigerant that replaced _____________ in automotive air con structures -
ANS-R-12
26. R-152 is a chemical compound of which of the following: - ANS-HYDROGEN AND
FLUORINE
27. T/F R-134a a refrigerant does pose a cancer or beginning disorder chance - ANS-FALSE
28. T/F MVAC structures want not be evacuated to a vacuum before servicing - ANS-FALSE
29. Disposable Refrigerant Tanks under _______________ have to be evacuated earlier than
being scrapped - ANS-20 POUNDS
30. Supplies of CFC refrigerant for system servicing can ONLY come from which of the
subsequent: - ANS-RECOVERY, RECYCLING, RECLAMATION
31. External Recovery Tanks need to be evacuated to _______ of mercury earlier than being
put in provider - ANS-27 INCHES
32.Which of the following refrigerants has excessive ozone-depletion ability?: - ANS-CFCs
