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If your EHU series humidifier is failing to drain properly
A calibrated manometer is required to set and verify the manifold pressure after the regulator spring is swapped
installing this OEM replacement fan blade restores the ventilation efficiency required for high-output counterflow systems
Precision Coil Performance: 24VAC coil designed to operate within tight voltage tolerances to prevent chatter
This part is a direct-fit solution for maintaining the electrical integrity of residential and light commercial air handlers and condensing units
Lochinvar & A.O. Smith 100109295 Pilot Assembly 320788-704 If your EHU series humidifierThe Lochinvar & A. O. Smith 100109295 Pilot Assembly is a critical combustion component designed for Flammable Vapor (FV) ignition systems. Rated for 190 Deg C, this assembly ensures reliable flame rectification and pilot ignition in high temperature environments. It serves as the direct OEM replacement for part number 9003542105, addressing common failure points in residential water heater pilot burners such as carbon buildup or thermocouple