At high temperatures (for example open flames and glowing metal surfaces) R-12 and R-22 can decompose to form

If the EPA regulations should change after a technician becomes certified

Which of the following refrigerants is most commonly used as a replacement for R-12 in new household refrigerators?

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

What is the maximum allowable factory charge of refrigerant for Type I appliances?

Why is it important to obtain an accurate pressure reading of refrigerant inside a recovery cylinder?

Recovery devices that were manufactured after November 15 1993 and are used for the recovery of refrigerant from small appliances must be capable of

Solderless piercing valves should not remain installed on refrigeration systems after completion of repairs because

Whenever nitrogen is used to pressurize or blow debris out of a system,

What can cause excessive pressure on the high side of an active self-contained recovery device?

Portable refillable tanks or containers used to ship recovered refrigerants must meet what standard(s)?

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

Before beginning a refrigerant recovery procedure it is ALWAYS necessary to

Which of the following refrigerants must be recovered with equipment currently regulated by the equipment certification requirements of the EPA under section 608?

In the event of a large release of R-12 or R-22 in a contained area, which of the following is true?

According to the EPA which recovery equipment maintenance procedure(s) should be performed on a regular basis?

Small amounts of refrigerant are odorless, so if a pungent odor is detected during a system recovery or repair,

Large spills of refrigerants can cause suffocation because

Which of the following is not a Type I appliance?

When R-500 is recovered from an appliance it

When you connect a manifiold set to check system pressures, it is always a good idea to

The EPA requires that all appliances be equipped with a service aperture or other device to be used when adding or removing refrigerant from appliances. For small appliances this service port is typically

Anyone who recovers refrigerant during the maintenance, service or repair of small appliances must be certified as a Universal Technician or a

EPA regulations require the capture of at least 80 percent of the refrigerant from a small appliance with a non-operating compressor if the technician is using