Samenvattingen, Notities en Examens

Which of the following statement about R-1233zd is FAlSE? - ANSWER It is a SNAP approved replacement What should we use to remove ice from site or viewing glasses? - ANSWER Isopropyl alcohol R-123 and a pressure of 18.1 inHg Has a saturation temperature of - ANSWER 32 degrees Fahrenheit

November 14, 1994 - ANSWER What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? Memorize it, ya'll. - ANSWER 1987- 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 capab...

Why are flammable HFO refrigerants classified as A2L and not A2? - ANSWER They have low flammability, being less flammable than HC refrigerants. Which of the following statements is true? - ANSWER Propane cylinders for grilling contains impurities that refrigerant-grade propane does not have. Over-evacuation of a system can ________ - ANSWER never occur; you can never pull too much air or other impurities from a system

Type 1 - ANSWER Small appliances- 5lbs or less Type 2 - ANSWER Residental Units/ Light Commercial Type 3 - ANSWER Industrial Universal - ANSWER All types Section 608 of the federal clean air act requires all persons who maintain, service, repair or dispose of appliances that contain regulated refrigerants, be certified in proper refrigerant handling techniques as of - ANSWER Nov 14th, 1994

November 14, 1994 -What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? Memorize it, ya'll. -1987- Montreal Protocol July 1 1992- Violation to vent CFCs or HCFCs

EPA 608 Certification Test STUDY QUESTIONS AND CORRECT ANSWERS GRADED A+ GUARANTEED SUCCESS 1. Refrigeration technicians who violate the Clean Air Act can: A) lose their EPA certification. B) be fined. C) be required to appear in Federal court. D) all of the above Answer: D

What are the typical uses of the center port of gauge set? - Used during evacuation charging and recovery procedures. What color are the gauges on a manifold gauge set? - Low pressure is blue High pressure is red. What are the typical ranges of pressure measurements used on the gauges of a manifold gauge set? - High side is 0 to 500 PSIG; Low side is 0 to 350 PSIG and 0 to 30 in. Hg below atmospheric pressure. Is the refrigerant leaving a condenser at a high or low pressure? Is it a l...

November 14, 1994 - What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? Memorize it, ya'll. - 1987- 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 remov...

Why are flammable HFO refrigerants classified as A2L and not A2? - They have low flammability, being less flammable than HC refrigerants. Which of the following statements is true? - Propane cylinders for grilling contains impurities that refrigerant-grade propane does not have. Over-evacuation of a system can ________ - never occur; you can never pull too much air or other impurities from a system A system containing a flammable refrigerant must have the process tubes or service conn...