Question 1
Field refrigerant lines serving packaged heat-pump equipment should be installed with which copper product?
Correct Answer:
ACR (air-conditioning and refrigeration) copper tubing that is cleaned, dehydrated, and capped
Question 2
Per 2021 IMC Table 305.4 as adopted in the South Carolina Mechanical Code, what is the maximum horizontal hanger spacing for copper or copper-alloy tubing?
Correct Answer:
8 feet
Question 3
While brazing copper refrigerant tubing, dry nitrogen should be flowed through the tube primarily to:
Correct Answer:
Prevent internal copper oxide scale from forming on the tube wall
Question 4
Refrigerant piping located in areas other than the room or space that contains the refrigerating equipment shall be identified at intervals not exceeding:
Correct Answer:
20 feet
Question 5
Exposed refrigerant piping installed in open spaces that afford passage shall be not less than how far above the finished floor?
Correct Answer:
7 feet 3 inches
Question 1
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About this Exam

Prepare with the SC Packaged Equipment Practice Questions - South Carolina Packaged Equipment - Heat Pump Contractor Examination Exam practice quiz. This question bank includes 100 questions covering packaged, heat, pump, manual, and heat-pump. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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SC Packaged Equipment Practice Questions - South Carolina Packaged Equipment - Heat Pump Contractor Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on packaged, heat, pump, manual, and heat-pump. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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