Code Compliance & Standards Flashcards
7 cards from real CAR practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Code Compliance & Standards flashcards as text
The Montreal Protocol's Kigali Amendment, adopted in 2016, primarily targets the phase-down of which class of substances?
Answer: Hydrofluorocarbons (HFCs)
The Kigali Amendment added HFCs to the Montreal Protocol phase-down schedule because of their high global warming potential.
Which OSHA standard sets permissible exposure limits (PELs) and requires hazard communication for refrigerant chemicals handled by appliance recycling workers?
Answer: 29 CFR 1910.1200
OSHA's Hazard Communication Standard (29 CFR 1910.1200) requires Safety Data Sheets and labeling for chemical hazards including refrigerants.
When a CAR-certified facility decommissions a chest freezer, R-134a recovery must continue until the system pressure reaches what minimum standard?
Answer: −4 psig (300 mm Hg absolute)
EPA recovery requirements for systems below 200 lbs require evacuation to −4 psig (or 300 mm Hg absolute) when the compressor is functioning.
Which regulation requires appliance manufacturers to disclose the energy consumption of new appliances through the yellow EnergyGuide label?
Answer: EPCA / FTC Appliance Labeling Rule
The FTC Appliance Labeling Rule (implementing EPCA) mandates yellow EnergyGuide labels showing estimated annual energy costs.
A recycler receives a commercial refrigeration unit built in 1993 containing CFC-12. Under EPA rules, how must the refrigerant be handled?
Answer: It must be recovered and sent to a certified reclaimer
All CFCs, including R-12, must still be recovered and sent to an EPA-certified reclaimer regardless of their production ban status.
Under EPA's Significant New Alternatives Policy (SNAP), what is the primary purpose of the program for appliance recyclers to understand?
Answer: It approves or prohibits substitute refrigerants in specific end-uses
SNAP evaluates and lists acceptable and unacceptable substitutes for ozone-depleting substances in specific end-uses to protect health and the environment.
Which ASTM standard covers testing methods for the purity of reclaimed refrigerants to ensure they meet ARI 700 specifications?
Answer: ASTM E1334
ASTM E1334 provides test methods for identifying refrigerants by gas chromatography, supporting verification against AHRI 700 purity standards.