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Type I
This section includes proper recovery techniques and industry requirements for small appliances, including recovery in equipment made before and after November 15, 1993.
- 1. What is the maximum allowable factory charge of refrigerant for Type I appliances using CFCs, HCFCs, or HFCs?
- 2. Which of the following are included in EPA's definition of a "small appliance?"
- 3. When using a self-contained recovery device on a CFC, HCFC, or HFC system with an operating compressor, technicians must:
- 4. Which refrigerants can be mixed in an appliance?
- 5. A passive system-dependent recovery process for small appliances
- 6. What may be done to speed the recovery process and ensure that all CFC, HCFC, or HFC refrigerant has been removed from a frost-free refrigerator?
- 7. If a reclamation facility receives a tank of mixed refrigerant, they may:
- 8. Why should low and high side access valves be installed when recovering refrigerant from a household refrigerator?
- 9. All appliances must be equipped with a service aperture or process stub which is used when adding or removing refrigerant from the appliance. What is typically used on small appliances?
- 10. What is the maximum normal charge of HCFC or HFC refrigerant in an appliance that is allowed to use system dependent recovery equipment?
- 11. How many access valves are needed to recover the refrigerant on a sealed system with an operating compressor that has a completely restricted capillary tube?
- 12. For which of the following refrigeration systems/appliances would it be permissible to use a passive recovery device for recovery of CFCs, HCFCs, and HFCs?
- 13. Which of the following is an approved refrigerant for new household refrigerators, freezers, and combination refrigeration/freezers?
- 14. Which hydrocarbon refrigerant is approved for retrofit into existing household refrigerators?
- 15. When is it essential to take measures to help release trapped CFC, HCFC, or HFC refrigerant from the compressor oil during refrigerant recovery?
- 16. When installing any type of access fitting onto a sealed system
- 17. If, after installing a fitting for the purpose of recovering the appliance's refrigerant, you find that the system pressure is 0 psig;
- 18. System-dependent recovery methods may only be used on appliances containing;
- 19. When filling a charging cylinder with a regulated refrigerant;
- 20. Which of the following is an example of a non-condensable?
- 21. Which of the following is true regarding refrigerant leaks on small appliances?
- 22. With a non-operating system compressor, recovery equipment must be capable of recovering;
- 23. After the refrigerant has been recovered, which of the following can be used to flush the system?
- 24. Type I Certification is required for;
- 25. Which HC refrigerant is allowed for use in NEW Domestic Small Appliances?
- 26. When using a system-dependent recovery system on an appliance that has a non-operating compressor, the technician should;
- 27. When using a system-dependent recovery system on an appliance that has an operating compressor, the technician should;
- 28. On a system with an operating compressor, recovery equipment must be capable of recovering;
- 29. Small appliances in recreational vehicles may use refrigerants such as Ammonia, Hydrogen, and water. These refrigerants;
- 30. Recovery equipment must be;
- 31. When pressurizing a system with nitrogen you should;
- 32. A small appliance is defined by EPA as;
- 33. Applying heat, with a heat gun, to the compressor;
- 34. Self-contained or active recovery equipment;
- 35. Technicians who perform sealed-system service on small appliances must have;
- 36. Small appliances are equipped with a straight piece of tubing (process stub) that is used;
- 37. If regulations change after the technician becomes certified;
- 38. Recovering multiple types of refrigerants in the same cylinder;
- 39. If a strong odor is detected while performing a refrigerant recovery process,
- 40. System-dependent or passive recovery equipment;
- 41. When a system is in deep vacuum;
- 42. If the EPA regulations should change after a technician becomes certified:
- 43. At high temperatures, (i.e., open flames, glowing metal surfaces, etc.) R-12 and R-22 can decompose to form:
- 44. Which of the following refrigerants is most commonly used as a replacement for R-12 in new household refrigerators?
- 45. Recovery equipment used for the service or repair of small appliances must be certified by an EPA- approved laboratory if the recovery equipment was manufactured after:
- 46. What is the maximum allowable factory charge of refrigerant for Type I appliances?
- 47. Why is it important to obtain an accurate pressure reading of refrigerant inside a recovery cylinder?
- 48. Recovery devices that were manufactured after November 15, 1993 and are used for recovery of refrigerant from small appliances must be capable of:
- 49. Solderless piercing valves should not remain installed on refrigeration systems after completion of repairs because:
- 50. When ever nitrogen is used to pressurize or blow debris out of the system:
- 51. What can cause excessive pressure on the high side of an active self-contained recovery device?
- 52. Portable refillable tanks or containers used to ship recovered refrigerants must meet what standard(s)?
- 53. A recovery cylinder which is half full of recovered R-22 at normal room temperature (about 75F), in the absence of non-condensables, will be pressurized to:
- 54. Before beginning a refrigerant recovery procedure it is ALWAYS necessary to:
- 55. Which of the following refrigerants must be recovered with equipment currently regulated by the equipment certification requirements of the EPA under Section 608?
- 56. In the event of a large release of R-12 or R-22 in a contained area, which of the following is true?
- 57. According to the EPA, which recovery equipment maintenance practice(s) should be performed on a regular basis?
- 58. Small amounts of refrigerant have no odor, therefore if a pungent odor is detected during a system recovery and/or repair:
- 59. When recovering refrigerant into a non-pressurized container from a refrigerator with an inoperative compressor:
- 60. Large spills of refrigerants can cause suffocation because:
- 61. Which of the following is not a Type I appliance?
- 62. When R-500 is recovered from an appliance, it:
- 63. When you connect your service manifold to check system pressures, it's always a good idea to:
- 64. The EPA requires that all appliances must be equipped with a service aperture or other device that is used when adding or removing refrigerant from the appliance. For small appliances, this service port typically is:
- 65. Anyone who recovers refrigerant during the maintenance, service or repair of small appliances must be certified as either a Universal Technician or a:
- 66. EPA regulations require the capture of at least 80% of the refrigerant from a small appliance with a non-operating compressor if the technician is using:
- 67. When using a passive system-dependent recovery method on an appliance with an operating compressor, you should run the (appliance's) compressor:
- 68. A passive system-dependent recovery device for small appliances:
- 69. The sale of CFC and HCFC refrigerants is:
- 70. Which of the refrigerants listed below should be recovered with current EPA-approved recovery devices?
- 71. When servicing a small appliance with a leak:
- 72. For which of the following refrigeration systems/appliances would it be permissible to use a passive recovery device for refrigerant recovery?
- 73. When using any equipment or servicing any system that has schrader valves, it is "critical" to:
- 74. If R-12 or R-22 are exposed to high temperatures, (from open flames or glowing hot metal surfaces for example), these refrigerants can decompose to form:
- 75. When using a graduated charging cylinder, any refrigerant that is vented from the charging cylinder:
- 76. A standard vacuum pump designed specifically for evacuation and dehydration can:
- 77. The EPA Section 608 certification must be renewed every:
- 78. Prior to shipping any used refrigerant it is necessary to:
- 79. A refrigerant that can be used as a direct service "drop-in" substitute for R-12 in a small appliance is:
- 80. After installing and opening a piercing access valve, if the system pressure is _______ do not begin the recovery procedure.
- 81. The EPA definition of a small appliance includes which of the following?
- 82. When using _________, it is essential to take extra measures (such as heating or striking the compressor), to help release trapped refrigerant from the compressor oil.
- 83. It is an EPA regulation that any person who opens an appliance for maintenance, service or repair must have at least one self-contained recovery machine available at their place of business. The only exception to this rule are persons working on:
- 84. Which of the following are part of the EPA's recommended safe work practices?
- 85. Recovery devices that were manufactured before November 15, 1993 and are used for recovery of refrigerant from small appliances must be capable of:
- 86. Piercing-type valves should only be used on which of the following tubing materials?
- 87. When using a passive system-dependent recovery process, you should access both the high and low side of the system for the refrigerant recovery if _____________ .
- 88. On a small appliance with an operating compressor that has a completely plugged capillary tube, what is the minimum number of access valves that are needed to evacuate the refrigerant?
- 89. Technicians with a Type I small appliance certification are certified to recover refrigerant during the maintenance, service or repair of:
- 90. A recovery cylinder which is half full of recovered R-500 at normal room temperature (about 75F), in the absence of non-condensables, will be pressurized to:
- 91. A Very-High-Pressure appliance is one that uses a refrigerant with a liquid phase saturation pressure above 355 psia at 104F. This definition includes but is not limited to appliances using which of the refrigerants listed below:
- 92. A refrigerant that can be used as a direct service "drop-in" substitute for R-22 in a small appliance is:
- 93. If a large leak of refrigerant occurs in an enclosed area and no self-contained breathing apparatus is available, then the technician should:
- 94. When recovering refrigerant from a household refrigerator who's compressor does not run, it is recommended that low and high side access valves be installed because____________.
- 95. A recovery cylinder which is half full of recovered R-12 at normal room temperature (about 75F), in the absence of non-condensables, will be pressurized to:
- 96. When using nitrogen, the nitrogen tank should always be equipped with a:
- 97. To avoid accidental removal of liquid refrigerant when recovering vapor from a system, using a self- contained (active) recovery device that cannot handle liquid refrigerant, you should draw vapor from the:
- 98. If you install an access fitting onto a sealed system:
- 99. If you are recovering refrigerant from a frost- free refrigerator, you should:
- 100. When checking for the existence of non-condensable gases inside a recovery cylinder, why is it proper procedure to allow the temperature of the cylinder to stabilize at room temperature before taking a pressure reading
- 101. A standard vacuum pump designed specifically for evacuation and dehydration can:
- 102. When ever nitrogen is used to pressurize or blow debris out of the system, the nitrogen:
- 103. If a reclamation processing plant is given a recovery tank containing a mixture of refrigerants, they can:
- 104. Refrigerant recovery devices must be equipped with low loss fittings. Low loss fittings are used to:
- 105. Recovery or recycling equipment which was manufactured after November 15,1993 and is used to recover refrigerant from small appliances prior to disposal of the small appliances must be used to:
- 106. The sale of refrigerants is:
- 107. A recovery cylinder which is half full of recovered R-410A at 90 degrees F, in the absence of non-condensables, will be pressurized to:
- 108. Which refrigerants can be mixed?
- 109. When transporting refrigerants, DOT (Department of Transportation) Regulation number 49 CFR requires ______________ to be recorded on the shipping papers for hazard class 2.2, Non Flammable Compressed Gases?