Type I 2018

1. A small appliance is defined as a system that is __________________.

2. A process stub is a ____________________.

3. Type I technicians can service any ________________________.

4. Small appliance servicing requires a ___________ or Universal certification.

5. A __________________ recovery device can be used for Type I small appliance applications or Type II applications if the total charge is below 15 pounds.

6. What is not a small appliance?

7. A passive recovery device can be used for a ________________.

8. Any system with a charge of less than _________ pounds can use system-dependent recovery equipment.

9. The maximum allowable factory charge for a Type I appliance is _________.

10. You must have a self-contained recovery machine available unless you only work on ________________.

11. New household refrigerators with a charge of less than 57 grams (2 ounces weight) can use any of the following refrigerants, EXCEPT ________________.

12. _________________is an approved refrigerant for new household refrigerators, freezers, and combination refrigeration/freezers.

13. Which refrigerant does not need to be recovered?

14. An exempt refrigerant is any refrigerant that has a zero-ozone depletion potential (0 ODP) and a global warming potential (GWP) equal to or lower than carbon dioxide, that is a GWP of ___ or less.

15. _________________ is an exempt refrigerant.

16. The hydrocarbon refrigerant approved for retrofit into existing household refrigerators is _________.

17. Recovery devices for use with small appliances must be capable of _________.

18. Recovery equipment is certified by _________________.

19. When recovering refrigerant from small appliances, you must recover ________.

20. The sale of reclaimed CFC, HCFC, HFC, and HFO refrigerants is ____________.

21. If you encounter a small appliance that is leaking, __________.

22. Low-loss fittings _____________________.

23. When checking for non-condensables, _______________.

24. Recovered R-410A __________.

25. For small appliances, a standard vacuum pump _________________.

26. To reach the necessary recovery level, when using a ____________, it will most likely be essential to heat and strike the compressor with a rubber mallet to release any refrigerant.

27. What requires accessing both the high and low side of the system for refrigerant recovery when using a passive recovery process?

28. Low- and high-side access valves can be installed instead of a single access valve ___________.

29. When recovering refrigerant from a small appliance with a working compressor, you must recover the refrigerant to a vacuum of _________________.

30. What is the pressure of a storage cylinder of R-134a that is stored in a room where the temperature is 100 °F?

31. What is the pressure of a storage cylinder of R-410A that is stored in a room where the temperature is 100 °F?

32. What is the pressure of a storage cylinder of R-404A that is stored in a room where the temperature is 100 °F?

33. Which condition can cause excessive pressure on the high side of a self-contained recovery device?

34. If a recovery cylinder is suspected to be contaminated, measure the ________.

35. The 80% fill level in a recovery tank can be determined by _______________

36. Recovery of refrigerant cannot begin if the initial pressure in the system is ___________.

37. Solderless piercing valves should never remain permanently installed because they ____________.

38. Which maintenance practice should be performed on a regular basis?

39. When a pungent odor is detected in the oil, ____________.

40. Anytime pressurized nitrogen is put into a system, the nitrogen gas __________.

41. Which refrigerants can be mixed in a system?

42. For a system with an operating compressor and a restricted capillary tube, what is the minimum number of access valves needed and where would you place them?

43. How can you speed refrigerant recovery from a frost-free refrigerator?

44. Which of the following is required by the EPA when attaching a gauge set?

45. You must know the _______________ before beginning a refrigerant recovery.

46. Any refrigerant that is vented off the top of a charging cylinder_________.

47. Always look for oil contamination when recovering refrigerant because _______.

48. A passive system-dependent recovery process _________.

49. If the refrigerant in a system is suspected to be contaminated, you can ________.

50. When _____________, it is a direct service 'drop-in' substitute for R-22.

51. When a tank of mixed refrigerant is sent to a reclaimer, they can _____________.

52. A passive system-dependent recovery process ___________.

53. When recovering refrigerant using a passive recovery system and the system has an inoperative compressor, it is ______________.

54. When installing an access fitting, __________________.

55. Always _________________ when connecting or disconnection refrigeration hoses.

56. Nitrogen tanks should always be equipped with a ____________________

57. CFC and HCFC refrigerants can decompose to form ______________________.

58. At high temperatures, CFC and HCFC refrigerants decompose into __________.

59. If a large leak of refrigerant occurs, _________________________.

60. A very large refrigerant leak can cause suffocation because refrigerants _______.

61. HC refrigerant systems require permanent safety markings _________________.

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