Cfc test - Study guides, Class notes & Summaries

1. On low pressure chillers, moisture typically enters the refrigerant system through Answer air leaks from areas with gaskets or fittings 2. The maximum test pressure for leak testing a low pressure centrifugal is Answer 10 psig 3. Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller Answer ... 4. A hydrostatic tube test kit is used to Answer determine if a tube leaks 5. Commercial and industrial process refrigeration systems must b...

Removing refrigerant in any condition from a system and storing it in an external container without necessarily testing or processing it in any way defines A) Recycling B) Recovering C) Reclaiming D) Restoring - B) Recovering One should NEVER heat a refrigerant storage or recovery tank with an open flame because: A) it can result in venting refrigerant to the atmosphere B) the tank may explode, causing serious injury to people nearby C) refrigerant in the tank may decompose, f...

(TF)CFCs readily decompose in the lower atmosphere and consume enormous quantities of the OZONE in the process. True (TF)As part of the EPA's Clean Air Act as well as its subsequent amendments, the sale of regulated refrigerants to certified technicians is restricted. True (TF)HCFC Refrigerants decompose much faster than CFC Refrigerants. True (TF)Under Section 608 of the Clean Air Act, only two types of refrigerant releases are permitted. False (TF)As of January...

EPA 608 Core Test Sample Questions with Verified Solutions 2024 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 - Answer -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...

asphyxiate you - Answer- While R22 is considerd to be non toxic it can oxygen - Answer- never use_____ to purge lines or to pressure a unit when refrigerant is in the line - Answer- when should u never cut or weld a refrigerant line check data plate - Answer- how do you determine the safe pressure for leak testing A1 - Answer- what is the most safe designation trapping liquid refrigerant between service valves - Answer- when completing a refrigerant liquid transfer between recover...

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...

CFC Certification Practice Test Manufacturers often color code the exterior of gauges, on a typical gauge manifold set the low pressure gauge is color coded - blue Approved refrigerant recovery cylinders can be identified by which colors - gray body and yellow top Chlorofluorocarbon (CFC) refrigerants are so named because they contain the elements - chlorine, fluorine, carbon What is being done in the U.S. to stop damage to the stratosphere - enforcing strict emission requirement...

EPA 608 Core Test 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 - Correct Answer 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...

Dont disolve iin water What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? 100,000 ozone molecules Each chlorine atom in the stratosphere can destroy how many ozone molecules? Theyre all CFC's Which refrigerant contains a CFC? R500, R12, R113 or R11? Hydrogen, chlorine, flourine and carbon HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? HFC R 134A Which refrigerant is a chlorine fre...