Which statement about leaks is true?

• A. Wear and tear, poor initial construction
• B. Only manufacturing defects cause leaks
• C. Leaks never occur
• D. Leaks only occur with improper disposal

Answer: (A)

Leaks in systems usually come from wear and tear over time and from poor initial construction that leaves weak points. Seals, gaskets, joints, and tubing can degrade with vibration, temperature changes, and age, allowing refrigerant to escape. While manufacturing defects can contribute, they’re not the only or even the primary cause in many cases; leaks can develop long after installation due to normal use and deterioration. It’s not accurate to say leaks never occur, and disposal issues aren’t the typical source of leaks (though mishandling during disposal can release refrigerant). So the statement that best fits how leaks develop is that they arise from wear and tear and from initial construction quality.