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A 3-flash sequence typically indicates a flame sense failure where the pilot/burner ignited but the signal was lost or never detected by the electrode
High-Efficiency Filtration: The MERV 16 media provides near-HEPA level performance
Constructed with a rugged aluminum body and stainless steel internal trim
and Ducane lines
Lochinvar & A.O. Smith 100112658 Pressure Switch 318172-701 A 3-flash sequence typically indicatesThe Lochinvar & A. O. Smith 100112658 Pressure Switch is a critical safety and operational component designed for high efficiency water heaters and boiler systems. Specifically calibrated at a 0. 27" WC (Water Column) set point, this diaphragm style switch ensures the vent blower or inducer motor is moving sufficient air to support safe combustion. As a genuine Honeywell IS20451 6168 OEM part, it delivers the precise switching required to prevent
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