EPA 608 Certification Exam Study Guide • Section 608 Refrigerant Recovery and Transition

What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? - November 14, 1994 1989- Montreal Protocol July 1 1992- Violation to vent CFCs or HCFCs Nov 15 1993- Recovery/Recycling equipment must be certified and labeled by EPA AND Before this date recovery equipment needed to be capable of removing 80% of the refrigerant, w or wo compressor, or 4 in Hg After this date recovery equipment needs to be capable of removing 90%, or 80% without working compressor, or 4 in Hg AND Required level of evacuation for Low Pressure appliances before this date was 25 inches Hg, after this date 25 mm Hg Nov 14 1994- Certification needed to service, maintain, or dispose of appliances with refrigerants AND Sale of CFC and HCFC refrigerants restricted to certified techs Nov 15 1995- Violation to vent HFCs Dec 31 1995- CFCs no longer produced - Memorize it, ya'll. Comfort cooling appliances containing more than 50 lbs of refrigerant must be repaired when the annual leak rate exceeds _____% - 15% Commercial and Industrial process refrigeration containing ore than 50 lbs of refrigerant must be repaired when the annual leak rate exceeds _____% - 35%