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
Under EPA regulations, which document must accompany a refrigerant transfer when moving recovered refrigerant off-site to a reclaimer?
Answer: Refrigerant tracking form showing quantity and type
EPA Section 608 requires that refrigerant transfers off-site be accompanied by documentation indicating the refrigerant type and quantity for traceability.
Which ANSI/ASHRAE standard provides safety classifications for refrigerants used in appliances, grouping them by toxicity and flammability?
Answer: ASHRAE 34
ASHRAE Standard 34 assigns safety group designations (e.g., A1, A2L, B2) to refrigerants based on toxicity and flammability.
Which federal law established the framework requiring the EPA to regulate substances that deplete the stratospheric ozone layer, including refrigerants?
Answer: Clean Air Act Title VI
Clean Air Act Title VI (Section 608 and 609) gave EPA authority to regulate ozone-depleting refrigerants and mandate proper handling.
A technician is recycling a window AC unit and finds the refrigerant has already been vented. Under EPA Section 608, what is the correct action?
Answer: Proceed with appliance recycling and document the finding
If refrigerant was already vented before receipt, the recycler should document the finding and proceed with processing; they are not liable for prior venting.
What is the maximum allowable leak rate for a comfort cooling appliance containing 50 lbs or more of refrigerant before repair is required under EPA rules?
Answer: 15% per year
EPA regulations set a 15% annual leak rate threshold for comfort cooling appliances with ≥50 lbs of refrigerant, above which repair is required.
Which standard governs the safety requirements for hermetically sealed motor compressors used in household refrigerators and freezers?
Answer: UL 484
UL 484 covers room air conditioners and hermetically sealed household refrigerators/freezers for safety compliance.
Under DOE appliance efficiency regulations, which agency sets the minimum energy efficiency standards for residential refrigerators sold in the US?
Answer: DOE
The Department of Energy (DOE) establishes and enforces minimum energy conservation standards for residential refrigerators under the Energy Policy and Conservation Act.