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According to ASME Section IV
Precise Thermal Control: Proportional liquid injection prevents high discharge temperatures that lead to oil breakdown
This rapid response is vital for maintaining the integrity of fire partitions during a thermal event
allowing for flexible positioning across various duct sizes to ensure optimal airflow readings
Lochinvar & A.O. Smith 100187858 Switch Els PW 17895 According to ASME Section IVThe 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