Inspection & Quality Control 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 Inspection & Quality Control flashcards as text
What is the significance of the 'de minimis' exemption when inspecting appliances for refrigerant content?
Answer: Small amounts of refrigerant remaining after proper recovery may be exempt from further EPA reporting
After proper recovery, the de minimis exemption under EPA Section 608 allows very small residual refrigerant amounts to remain without additional reporting burdens.
A quality control team is evaluating whether to accept a batch of commercial ice makers for recycling. Which factor most directly affects acceptance?
Answer: Presence and type of refrigerant and any hazardous components
The type of refrigerant and presence of hazardous materials directly determine handling protocols and acceptance criteria in a CAR-compliant facility.
An appliance recycler discovers that a dishwasher contains a pump with suspected asbestos-containing insulation. The correct response is to:
Answer: Halt processing, isolate the unit, and consult asbestos abatement protocols
Suspected asbestos requires immediate halt of processing, isolation of the unit, and consultation with asbestos abatement professionals under NESHAP regulations.
In a CAR-certified facility, what must be posted or accessible at each refrigerant recovery station?
Answer: Recovery equipment calibration records and refrigerant handling procedures
Calibration records and handling procedures must be accessible at recovery stations to ensure technicians follow proper EPA-compliant recovery practices.
A technician is inspecting a 1985 window AC unit. Which refrigerant is most likely present and requires special reporting?
Answer: R-22
R-22 (HCFC-22) was the dominant refrigerant in window AC units of that era and is an ozone-depleting substance subject to phaseout and special reporting requirements.
What role does a calibrated scale play in the QC process at an appliance recycling facility?
Answer: It verifies the weight of recovered refrigerant to document recovery amounts
Calibrated scales are used to weigh recovered refrigerant cylinders, providing documentation of recovery amounts required by EPA Section 608.
When performing final QC before sending processed material to a smelter, an inspector should verify that:
Answer: All hazardous components have been removed and properly documented
Final QC must confirm removal and documentation of all hazardous materials to prevent contamination of the smelting stream and ensure regulatory compliance.