Refrigerant Recovery and EPA Certification

University:
Bradley University
Course:
ENS 110 | Environmental Science
Academic year:

2022
Views:

87

Pages:

1
Author:

esfredint7qo

Question If a strong odor is detected while performing a refrigerant recovery process Technicians who perform sealed system service on small appliances must have; When a system is in deep vaccum; If regulations change after the technician becomes certified; Recovery equipment must be; Small appliances in recreational vehicles may use refrigerants such as Ammonia,hydrogen,and water.these refrigerants; System dependent recovery methods may only be used on appliances containing; On a system with an operating compressor,recovery equipment must be capable of recovery When pressurizing a system with nitrogen you should; With a non operating system compressor,recovery equipment must be capable of recovery; A small appliance is defined by epa as Type 1 certification is required for; Which of the following is an example of a non commendable ? Small appliances are equipped with a straight piece of tubing(process stub) that is used; System dependent or passive recovery equipment; After the refrigerant has been recovered,which of the following can be used to flush the system? Which hc refrigerant is allowed for use in New domestic small appliances? Recovering multiple types of refrigerants in the same cylinder; When using a system-dependent recovery system on an appliance that has an operating compressor,the technician should; If after installing a fitting for the purpose of recovering the appliances refrigerant,you find that the system pressure is 0 psig When filling a charging cylinder with a regulated refrigerant; Applying heat,with a heat gun,to the compressor; Answer A compressor burn out has likely occurred Type 1or universal certification Never energize the compressor The technician is responsible for complying with any changes to the regulations Certified by an epa approved testing lab Should not be recovered 15 pounds of refrigerant or less 90% or achieving 4 inches of vacuum Both charge through a pressure regulator and install a relief valve in the line downstream from the pressure regulator. 80 percent of the refrigerant or achieving 4 inches of vaccum Appliances manufactured,charged,and hermetically sealed in a factory that contain 5 lbs of refrigerant Persons handling refrigerant during maintenance,service,or repair of small appliances Air As the installation location for a piercing-type access valve Captures refrigerant into a non pressurized container Nitrogen R-600a Will make the reclaimed refrigerants unreclaimable Run the compressor and recover from the high side of the system only Refrigerant recovery is not required The refrigerant vapor that is vented off the top of the cylinder must be recovered Can help vaporize any trapped liquid refrigerant during recovery. When using a system -dependent recovery system on an Place access fitting in both the low and high side of the appliance that has a non operating compressor,the system technician should;

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