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Can this switch be manually reset
The A-4300-601 is an exact fit for Dryflow A-4300 models
leading to quieter operation and lower utility costs
When integrated into the supply fan section
Lochinvar & A.O. Smith 100187858 Switch 319847-401 Can this switch be manuallyThe Lochinvar & A. O. Smith 100187858 Blower Prover Switch is a critical safety component designed for high efficiency gas fired boilers and commercial water heaters. This 1. 0" WC air pressure switch serves as a high limit safety device, ensuring the combustion air blower is generating sufficient airflow before allowing many Lochinvar Knight or A. O. Smith Cyclone models to proceed with the ignition sequence. Acting as a OEM replacement pressure
