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If cleaning doesn't resolve it
Built with a rugged brass body and a stainless steel ball seat
Extended Sensing Probe: The 5-inch shank ensures the sensor is properly submerged to record real-time fluid temperatures rather than ambient pipe heat
ensuring zero-clearance fitting issues
the unit staying in defrost mode for more than 15 minutes
Lochinvar & A.O. Smith 100233489 Ventilation Fan 30067439-890 If cleaning doesn't resolve itThe Lochinvar & A. O. Smith 100233489 Ventilation Fan is a critical OEM replacement component designed for high efficiency boiler and water heater combustion systems. This axial fan assembly, also identified by part numbers FAN2027 and FAN2027K, operates on 115VAC power at 50 60Hz. As a veteran grade ventilation fan replacement, it facilitates the precise movement of air into the combustion chamber while ensuring the safe extraction of flue gases.