609 certification Questions With Complete Solutions
With the recovery unit shut off wait atleast ________ minutes to determine if all refrigerant has been removed. correct answer: 5 After initial recovery procedures, if additional recovery is required, repeat the process until the A/C system vacuum remains stable for _____ minuites. correct answer: 2 When checking a cylinder of recycled R-134a for non condensable gases at 70 degrees F the pressure should not exceed correct answer: 76 psig The lubricant used with HFC-134a is correct answer: PAG or POE Refrigerant oil that is hygroscopic has a high _________ for water. correct answer: Affinity Violation of Section 609 of the clean air act may result in ________ fine per violation. correct answer: 27,500 HFC-134a must be recovered effective correct answer: Nov. 15 1995 When a blend contains HCFC-22 all hoses must be replaced with _____ type hoses correct answer: Barrier Used disposable refrigerant cylinders can be __________ with other scrap Metal after they are empty. correct answer:
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- EPA 609
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- July 22, 2023
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609 certification questions with complete solution
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