What Must Be Done with an A/C System Before Replacing

question 6

Multiple Choice

What must be done with an A/C system before replacing any system component?

• A) vent the refrigerant to atmosphere
• B) recover all refrigerant to an A/C station
• C) equalize low side and high side pressures
• D) ensure there is sufficient refrigerant to recharge the system

---

Definitions:

Parotitis

Inflammation of the parotid gland, one of the major salivary glands, which can lead to swelling and pain near the ears.

Esophageal Varices

Abnormally enlarged veins in the lower part of the esophagus, often associated with significant risk of bleeding in individuals with advanced liver disease.

Portal Hypertension

Portal hypertension is a condition characterized by increased blood pressure within the portal venous system, often leading to complications such as variceal bleeding, ascites, and encephalopathy.

Secondary

A term indicating a condition or disease that has arisen as a result of another, primary disease or condition.