All refrigeration - Study guides, Class notes & Summaries

ODP test Questions and Answers 2023 Chlorofluorocarbon (CFC) refrigerants consist of: Chlorine, Fluorine, Carbon What causes a CFC molecule to break down once it reaches the upper atmosphere? Ultraviolet light The Ozone layer: Reduces ultraviolet radiation. Hydrochlorofluorocarbon (HCFC) refrigerants consists of: Hydrogen, Chlorine, Fluorine, Carbon. Which of the following refrigerants causes the least amount of damage to the ozone layer? R-134a Are there...

Test Bank For Commercial Refrigeration for Air Conditioning Technicians - 4th - 2022 All Chapters

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

What is the most effective way to control the growth of bacteria in food? - Answer- Control time and temperature What is one of the most effective ways of preventing the contamination of food? - Answer- Hand washing What is the total time that any potentially hazardous food can be exposed to the temperature danger zone? - Answer- 4 hours What is the definition of "Clean"? - Answer- All debris washed away with a cleaning agent and rinsed What is the definition of "Sanitized"? - An...

Refrigeration technicians who violate the Clean Air Act can: - - Correct answer-Lose their EPA certification, be fined, be required to appear in Federal court. After 1995, any supplies of CFC refrigerants to service existing units in the USA can only come from: - - Correct answer-recovery and recycling. Refrigerant that is recovered can be returned to: - - Correct answer-the same system or other systems owned by the same person without restriction. Refrigerant can not be called "reclaimed...

COMMERCIAL REFRIGERATION FINAL TEST WITH ALL ANSWERS verified

S-12 CITYWIDE SPRINKLER SYSTEMS, S12 sprinkler test Spring 2023 S-12 CITYWIDE SPRINKLER SYSTEMS, S12 sprinkler test Spring 2023 THE __________ IS RESPONSIBLE TO MAINTAIN SPRINKLER SYS. AND TO DETERMINE QUALIFICATIONS. OWNER RECORDS OF ALL INSPECTIONS AND MX SHALL BE MAINTAINED ON PREMISES FOR A MIN. OF __________ YEARS. 3 THE BUILDING OWNER SHALL ASSIGN A(N) ____________ TO COMPLY WITH REQUIREMENTS. IMPAIRMENT COORDINATOR REGULAR MX AND MINOR REPAIRS NOT AFFECTING MORE THAN ___...

You should let your employer know if you experienced any of these 5 symptoms: 1. Vomiting 2. Diarrhea 3. Sore throat w/ fever 4. Infected cuts/wounds 5. Jaundice What are the 5 big Foodborne Illnesses? 1. Salmonella 2. Shigella 3. E. Coli 4. Hepatitis A 5. Norovirus You cannot work until you are symptom-free for __ hours without the use of medicine? 24 Acceptable to receive eggs, milk, and live shellstock at __ degree 45 degree F Shellfish tags must be kep...

EPA 608 Certification Test STUDY QUESTIONS AND CORRECT ANSWERS GRADED A+ GUARANTEED SUCCESS 1. 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 Answer: D

COMMERCIAL REFRIGERATION FINAL TEST WITH ALL ANSWERS