What is a common cause for a failure in a pressure switch?

Corrosion or debris is a common cause for a failure in a pressure switch because these contaminants can interfere with the switch's ability to function properly. Pressure switches rely on the precise movement and positioning of internal components to measure and respond to pressure changes. If corrosion develops on the electrical contacts or if debris accumulates within the switch, it can hinder the movement of the internal mechanism. This may cause the switch to fail to activate or deactivate when it should, leading to malfunctions in the heating or cooling system that the switch controls.

In various applications, maintaining clean and corrosion-free components is essential for reliable performance. Regular maintenance and inspection can help identify any buildup of debris or corrosion, ensuring that switches operate effectively and reducing the likelihood of system failures.