Lochinvar & A.O. Smith 100113144 Blower Prover Switch

The Lochinvar & A.O. Smith 100113144 Blower Prover Switch is a safety device used in HVAC systems especially in gas fired boilers and water heaters. It checks on the status of the blower to make sure it is on before kicking the ignition sequence into life. The switch works based on the blower air flow, if air flow is low, the switch does not allow the burner to ignite which is safety measure against the risks such as formation of gas. This device improves the reliability and effectiveness of the system to operate safely to increase equipment durability and reduce the frequency of maintenance expenses. In general, it is crucial for preserving safe and effective heating operations.