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Modern Refrigeration Chapter 52 WB Questions and Answers 100% Verified
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Modern Refrigeration Chapter 52 WB Questions and Answers 100% VerifiedModern Refrigeration Chapter 52 WB Questions and Answers 100% VerifiedModern Refrigeration Chapter 52 WB Questions and Answers 100% VerifiedModern Refrigeration Chapter 52 WB Questions and Answers 100% Verified A slip hazard is ...

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  • September 20, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • modern refrigeration chapter 52 wb questions and a
  • modern refrigeration chapter 52 wb stuvia
  • a slip hazard is most likely to result from a

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Modern Refrigeration Chapter 52
WB Questions and Answers 100%
Verified
A slip hazard is most likely to result from a __________ Joint that has not been
properly sealed. - ANSWER - Condensate line


True or false. Due to the labor involved it is more time-consuming to install a split
system than a package system. - ANSWER - True


Two important principles of installation that help to minimize hazards are durability
and - ANSWER - Neatness


When installing a new commercial system, a standing pressure test involves
pressurizing the system with _________ and letting it stand for 24 hours. - ANSWER -
Nitrogen


Standards for wiring and electrical equipment are most often covered by - ANSWER
- NEC National electrical code


Standards for water and other non-refrigerant piping are often covered by - ANSWER
- The IPC International plumbing code


Most codes require that installation of commercial refrigeration equipment to be
done by - ANSWER - Licensed refrigeration contractors


For each commercial refrigeration installation, a ___________ Must be obtained. -
ANSWER - Permit


For commercial refrigeration systems, electrical work must conform to code and be
done by a (n) - ANSWER - Licensed electrician

, For commercial refrigeration system, plumbing work must conform to code and be
done by a(n) - ANSWER - Licensed Plumber


Commercial refrigeration systems must be tested under pressure on the _________
and be free of leaks. - ANSWER - High side and the low side


For a large, split commercial refrigeration system, a condensing unit should be
_______ the conditioned space. - ANSWER - As close as possible to


If a condensing unit is placed indoors, the room must be _________ - ANSWER - Well
ventilated


A condensing unit should be installed indoors and ________ . - ANSWER - None of the
above answers.


True or False. A high ambient temperature causes a condensing unit to operate less
efficiently. - ANSWER - True


The safety device that is designed to actuate in the case of a fire is a ______. -
ANSWER - Fusible plug


The safety devise that is used to stop the compressor when excessively high head
pressure developed is a - ANSWER - Spring loaded relief valve


The safety device that is used to vent refrigerant only until high pressure is reduced
is a - ANSWER - Pressure control


On a multiple-evaporator refrigeration system, a _______ should be included in each
liquid line leading to each TXV. - ANSWER - Solenoid valve


The position of a TXV's sensing bulb on a suction line depends on the ________. -
ANSWER - Tubing size

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