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EPA 608 Type III Complete Questions and SolutioWhat do R-11 and R-123 refrigerants have in common? A. They are oxygen depleting B. They are Class I and II substances as defined by the EPA C. Both A and B D. Neither A nor B - ANSWER C. Both A and B What is the required evacuation level for recovering refrigerant from a low-pressure appliance with a recovery machine manufactured before November 15, 1993? A. 0 psig B. 4" Hg C. 10 A Hg D. 25" Hg - ANSWER D. 25" Hg How is frost ...

EPA 608 Type 3 Questions & Answers(Graded A+)On low pressure chillers, moisture typically enters the refrigerant system through - ANSWER air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: - ANSWER 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller - ANSWER ... A hydrostatic tube test kit is used to: - ANSWER determine if a tube leaks Commercial and industrial proc...

HVAC: EPA 608 Certification Study Guide || 100 Questions|| Accurate 100%Are there drop-in replacements for R-12 systems? Why or why not? - ANSWER No because the new refrigerants are incompatible with the oils and lubricants used in R-12 systems. What type of oil is used in R-134a and what oils will it mix with? - ANSWER Ester based oils and they do not mix with other oils What type of lubricant is used with HCFCs? - ANSWER Alkylbenzene lubricant What is difference b/w ternary blend a az...

EPA SECTION 608 TYPE I, TYPE II , TYPE III Acc What is typically used on small appliances as a service aperture or other device for adding or removing refrigerant? a. A straight piece of tubing that is entered using a piercing access tube. b. A line located 15 inches below the compressor. c. A valve installed at the factory which has a ¼ inch diameter and machine threads. d. A service aperture is not present because small appliances are exempt from this requirement. - ANSWER a. A straight ...

EPA 608 (TYPE II) Exam Accurate Questions & AnswWhen a new system has been assembled, the first thing to do is? - ANSWER Pressurize the system with an inert gas & leak check. After installation of a field-piped R-410A split heat pulp, the unit should first be? - ANSWER Pressurized with nitrogen then leak checked. The EPA regulations require that any appliances containing more than 50 pounds of refrigerant (except for commercial & industrial process refrigeration) must be repaired when the ...

EPA 608 Type III Accurate Questions & Answers!!EPA 608 Type III Accurate Questions & Answers!! How is frost best removed from a sight glass? What do R-11 and R-123 refrigerants have in common? A. They are oxygen depleting B. They are Class I and II substances as defined by the EPA C. Both A and B D. Neither A nor B - ANSWER C. Both A and B What is the required evacuation level for recovering refrigerant from a low-pressure appliance with a recovery machine manufactured before Novemb...

EPA 608 Type 3 Accurate Questions & Ansewers!!On low pressure chillers, moisture typically enters the refrigerant system through - ANSWER air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: - ANSWER 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller - ANSWER ... A hydrostatic tube test kit is used to: - ANSWER determine if a tube leaks Commercial and industrial pro...

NCTRC Exam-Assessment Accurate 100% Current RT Leisure Assessment Instruments - ANSWER 1. Observation 2. Interview 3. Functional Skills Testing Observing - ANSWER -Determine what is most important, dependent, and the needs of the patient and type of program the dept. offers Systematic Observation - ANSWER -Most frequently used observation -Standardizes the procedures used 1. identify targeted bx 2. developing specific recording techniques for the observation of the targeted bx 3. ...

NCTRC exam part 2 Complete Questions & Ans The World Health Organization defines health as: a. the absence of disease b. a holistic balancing of one's functioning and environmental influences c. the promotion of healthy lifestyle behaviors d. the management of barriers that inhibit client capacity and performance - ANSWER b. a holistic balancing of one's functioning and environmental influences What is a common characteristic found in several of the practice models, particularly the Le...

NCTRC Exam 1 Complete Questions and A CTRS, who works with 3- to 5-year-olds in a preschool program, uses Erikson's Theory of Psychosocial Development to improve the age-appropriateness of his programs. Specifically he teaches the children to (A) know when to take action and when to use self-restraint (B) play games that require intra-group social interaction skills (C) meet their own needs through intrinsically motivated play (D) recognize their own strengths and weaknesses - ANSWER...