Course curriculum

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    1. Lesson 1: Understanding R410A Refrigerant

    2. Lesson 2: What is R-410A

    3. Lesson 3: How does R-410A works?

    4. Lesson 4: Environmental Impact of R410A

    5. Lesson:5 Advantages of R410A

    6. Lesson 6: Importance of Safety in Handling R410A

    7. Lesson 7: Conclusion

    8. Lesson 8: ​A true azeotrope blend.

    1. Lesson 1: Proper Techniques for Charging and Recovering R410A

    2. Lesson 1: R-410a refrigerant is known as

    3. Lesson 2: The cylinder color code for R-410A is

    4. Lesson 3. The temperature glide for R-410A

    5. Lesson 4:HCFC-22 is scheduled for totals phaseout in the year:

    6. Lesson 5:When a blend is zeotropic, or near azeotropic (NARM)

    7. Lesson 6: Blends that have fractionated, depending on the constituent make-up may become:

    8. Lesson 7: Temperature glide

    9. Lesson 8: A true azeotrope blend.

    10. Lesson 9: Near-azeotropic refrigerant blends

    1. Lesson 1: Manufactures of equipment using R-410A have redesigned their compressors.

    2. Lesson 2: Compression ratio is calculated as:

    3. Lesson 3: Both suction and discharge pressures of R-410A system

    4. Lesson 4: The low-pressure control on R-410A systems will open at:

    5. Lesson 5: Because of its higher vapor heat capacity, the discharge temperature of R-410A is lower than R-22.

    6. Lesson 6: R-410A systems use a high-pressure switch that will open at approximately:

    7. Lesson 7: Compressor internal pressure relief (IRP) settings for R-410A systems are:

    8. Lesson 8: When installing a liquid line filter drier on an R-410A system, ensure that it has a pressure rating of at least 600 PSIG.

    9. Lesson 9: The flow area of an R-410A metering device is;

    10. Lesson 10: The evaporator or indoor coil should be replaced when changing-out existing R-22 equipment to a new R410A system.

    11. Lesson 11: Manifold high-side gauge for R-410A refrigerant range

    12. Lesson 12: Manifold low-side gauge for R-410A refrigerant must range

    13. Lesson 13: Service hoses used with R-410 A equipment must be rated to:

    14. Lesson 14: Recovery cylinder used with R-410A must have a DOT rating of:

    1. Lesson 1: Cylinder containing R-410A that are equipped with dip tubes

    2. Lesson 2: A system using R-410A refrigerant has bubbles in the sight glass.

    3. Lesson 3: When charging a R-410A system that uses a thermostatic expansion valve, proper charge can be determined by measuring:

    4. Lesson 4: When charging a R-410A system that uses a capillary tube or fixed metering device, a proper charge can be determined measuring:

    1. Lesson 1: If an R-410A system develops a leak

    2. Lesson 2: If the R-410Asystem develops a leak

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