Hcfc Study guides, Class notes & Summaries

a vacum pump should be connected - Correct answer-as far away from the pump as possible a high capacity vacuum pump and short, large diameter hoses will - Correct answerdramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three - Correct answer-oxygen atoms one chlorine atom can destroy - Correct answer-100,000 ozone molecules CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water - Correct answer-CFC's cann...

EPA 608 UNIVERSAL EXAM WITH 400 REAL EXAM QUESTIONS AND 100% CORRECT ANSWERS (GUARANTEED A)/ EPA 608 UNIVERSAL EXAM (NEW!!) Equipment covered by EPA regulations include: - all air-conditioning and refrigeration equipment using CFC, HCFC or HFC refrigerants. All devices used for a refrigerant recovery must: - Meet EPA standards Reusable refrigerant containers that are normally under any pressure above 15 pig must be hydrostatically tested and date stamped every: - 5 Years The EPA can ...

EPA 608 EXAM BANK UPDATED WITH 100% ACCURATE SOLUTIONS Refrigeration technicians who violate the clean air act can: A. lose their epa certification B. be fined. C. be required to appear in federal court D. all of the above - correct answer all of the above It has been illegal to vent substitutes for CFC and HCFC refrigerants since: - correct answer november 1995 which refrigerant has the lowest odp? R22, R11, R12, R113 - correct answer R22 to remove refrigerant in any condit...

EPA SECTION 608 EXAM (4 VERSIONS) WITH 500 ACTUAL EXAM QUESTIONS AND 100% CORRECT ANSWERS / EPA 608 TECHNICIAN CERTIFICATION REAL EXAM ANSWERS (BRAND NEW!!) Epa Section 608 Type 1 What type of certification is required for persons recovering CFC's, HCFCs, or HFCs during maintenance, service, or repair of small appliances. a. Type II technician. b. Type III technician. c. Type I technician. d. Technician who has passed the core exam. - ANSWER-C EPA Section 608 rules require capture...

As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere?Answer - July 1, 1992. What is the ozone layer and why is it important to us on Earth?Answer - Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that extends about 6 to 30 miles above earth. The atom found in CFC and HCFC refrigerants that destroys ozone in the stratosphere is?Answer - Chlorine. What is an ozone molecule made of?Answ...

EPA Certification Exam (2023/ 2024 Update) Practice Questions and Verified Answers| 100% Correct| Graded A QUESTION A ternary blend is Answer: a three-part blend. QUESTION What type of oil does a ternary blend use? Answer: alkylbenzene QUESTION Which of the following is considered a "system-dependent" (passive) recovery? Answer: using the appliance compressor to remove refrigerant QUESTION Which of the following is considered a "self-c...

EPA 608 Core Test Sample Questions With 100% Correct Answers As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - answera. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that...

EPA 608 Core Test 340 Sample Questions with correct answers As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 ANS-a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that ext...

EPA 608 CERTIFICATION LATEST ACTUAL EXAM 2024 VERSION 2 WITH 200 QUESTIONS AND CORRECT ANSWERS (100% CORRECT VERIFIED ANSWERS) Recovery equipment is certified by _________. - ANSWER-an EPA-approved laboratory The EPA defines this as maintenance, service, or repair that involves removal of the appliances compressor, condenser, evaporator, or auxiliary heat exchanger coil - ANSWER-Major maintenance When recovering refrigerant from small appliances, you must recover _________. - ANSWE...

Ozone depletion is caused by _______ in HFC refrigerants. - Answer-chlorine CFCs and HCFCs ________ making them capable capable of reaching the stratospheric ozone layer. - Answer-do not dissolve in water or easily break down in the atmosphere According to the Rolanda-Molina theory, ________ are destroyed by each chlorine atom in the stratosphere. - Answer-100,000 ozone molecules The stratospheric ozone layer protects us from _______. - Answer-ultraviolet radiation from the sun Which...