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EPA Sect. 608 P.M. Quiz Flashcards | StudBud
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EPA Sect. 608 P.M. Quiz
EPA Sect. 608 P.M. Quiz
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Answers
1
What is the purpose of system evacuation?
Balance refrigerant charge
Lower refrigerant pressure
Flush contaminants out of the oil
Remove non-condensable and moisture
2
What is the penalty for using non-certified recovery equipment?
$5,000 one-time fine
Warning notice
$10,000 per day
License suspension
3
Which refrigerants have the lowest GWP?
Natural refrigerants (CO2, ammonia, etc.)
HCFCs
CFCs
HFCs
4
What does GWP stand for?
Gas Waste Production
Greenhouse Warming Potential
General Waste Process
Global Warning Program
5
What is the EPA's required evacuation level for small appliances?
15 inches of mercury vacuum
500 microns
0 psig
5 psig
6
What is the primary risk of HC refrigerants?
Environmental harm
Toxicity
High cost
Flammability
7
What is the penalty for knowingly venting refrigerants into the atmosphere?
$50,000 per year
No penalty
$5,000 per incident
$27,500 per day
8
What must be labeled on all refrigerant recovery cylinders?
Hazardous Material
Refrigerant Type
Recovery Only
Certified by EPA
9
Which recovery method depends on the appliance's compressor?
Dynamic Recovery
Static Recovery
Active Recovery
Passive Recovery
10
What does the Montreal Protocol aim to reduce?
Industrial air pollution
Ozone-depleting substances
Global warming gases
Carbon dioxide emissions
11
What is the maximum capacity a recovery cylinder should be filled?
80%
75%
60%
100%
12
What is required before shipping used refrigerant cylinders?
Proper labeling and cylinder inspection
Removal of residual refrigerant
Certification by a local authority
Cylinders must be full
13
What happens if a recovery cylinder is overfilled?
Refrigerant charge is lost
The system efficiency improves
Pressure rises, potentially causing an explosion
Cylinder leaks
14
What do low-loss fittings on hoses prevent?
Refrigerant flow restrictions
Accidental refrigerant mixing
Over-pressurization of hoses
Refrigerant loss during disconnection
15
What percentage of refrigerant must be recovered from small appliance using self-contained equipment?
70%
60%
100%
80%
16
What must be done before opening a system with flammable refrigerants?
Isolate the system from any spark sources
Vent refrigerant safely
Flush with water
Evacuate to 500 microns
17
What is the minimum evacuation level for HFC refrigerants with POE oil?
500 microns
10 inches of mercury vacuum
15 inches of mercury vacuum
200 microns
18
What does it mean to reclaim refrigerant?
Remove refrigerant and reuse it directly
Vent refrigerant to atmosphere safely
Process refrigerant to meet industry purity standards
Store refrigerant in a recovery cylinder
19
What is the pressure of R-410A and 70*F?
118 psig
150 psig
200 psig
80 psig
20
Which refrigerants have the highest Ozone Depletion Potential (ODP)?
HCFCs
HFCs
Natural refrigerants
CFCs
21
Which refrigerant blend requires monitoring of temperature glide?
CFCs
HCFCs
HFCs
Zeotropic blends
22
What certification type is required for low-pressure chillers?
Type lll
Type ll
Type l
Universal
23
What is the purpose of a filter drier in a refrigeration system?
To remove moisture and contaminants from the refrigerant
To filter air from the refrigerant
To improve refrigeration pressure
To control refrigerant temperature
24
What is the purpose of a micron gauge?
Measure refrigerant pressure
Monitor refrigerant temperature
Detect refrigerant leaks
Measure deep vacuum levels
25
What is the proper method to detect small refrigerant leaks?
Listen for a hissing sound
Visual inspection
Use an electronic leak detector
Test system pressure
26
What element in CFCs and HCFCs causes ozone depletion?
Oxygen
Carbon
Flurine
Chlorine
27
What is considered unlawful during refrigerant recovery?
Venting refrigerant into the atmosphere
Storing refrigerant in labeled cylinders
Using a certified technician
Recycling refrigerant
28
What does the pressure-temperature (PT) chart represent?
The heat load of a system
The operating limits of compressors
The phase change properties of a refrigerant
The relationship between refrigerant pressure and oil viscosity
29
What does SNAP stand for in EPA regulations?
Standardized National Appliance Program
Sustainable National Air Pollution
Significant New Alternatives Policy
Safe New Appliance Practices
30
What law requires EPA Section 608 certification for handling regulated refrigerants.
Environmental Protection Act
Clean Air Act
Montreal Protocol
Kyoto Agreement
