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The McDonnell & Miller 310453 (Model CTRD-101) is a high-performance replacement cartridge and strainer kit designed to restore the mechanical integrity of Series 47
Enhanced Durability: Robust internal gearing and motor housing are built to survive the high-vibration environment of a compressor room
When sourcing a replacement fan motor
Standardized Position Indication: Includes integrated valve position indicators to simplify troubleshooting and routine system maintenance for field technicians
Superior Isolation: The split-bobbin design ensures high dielectric strength and reduces the risk of electrical interference between primary and secondary windings
Lochinvar & A.O. Smith 100109273 Burner Assembly 326058-756 The McDonnell & Miller 310453The Lochinvar & A. O. Smith 100109273 Burner Assembly is a direct replacement component engineered for high efficiency natural gas water heaters. This Nat FV burner assembly features a precision drilled #37 orifice, ensuring optimal stoichiometric combustion and reliable thermal output. Designed specifically for Flammable Vapor (FV) ignition systems, this assembly maintains the safety integrity and thermal efficiency of compatible Lochinvar and A. O.