What does a steady stream of bubbles in the sight gauge of a freon system indicate?

A steady stream of bubbles in the sight gauge of a freon system typically indicates that the charge is low. This observation suggests that there is insufficient refrigerant in the system, which can lead to inefficient cooling and potential damage to the compressor if not addressed. When the refrigerant level is low, it does not adequately fill the system, causing the bubbly appearance as vapor escapes and does not condense properly within the sight glass.

Monitoring the sight gauge is crucial for determining the health and efficiency of the cooling system. A proper refrigerant charge is essential for maintaining optimal performance, and addressing low charge conditions can prevent further issues and ensure efficient cooling.