Coast Guard Exams
Question 23Refrigeration/AC - QMED70% to pass

When removing the primary refrigerant from a system using water as a secondary refrigerant, it is important to follow which procedure(s) to safeguard the equipment?

AI Explanation
The correct answer is A) Insure that the water is drained or continually circulating to avoid freeze-up. When using water as a secondary refrigerant, it is important to ensure that the water is either drained or continually circulating to prevent the water from freezing within the system. If the water freezes, it can cause damage to the equipment. The other answer choices are not as directly relevant to safeguarding the equipment in this particular scenario.