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the 1/8" orifice in this model is optimized for 125 PSI applications
Persistent rattling or grinding usually indicates a loose set screw
which can cause unbalance and lead to motor overheating
ensuring compliance with strict industrial safety standards
Lochinvar & A.O. Smith 100157733 Power Vent Kit 318973-401 the 1/8" orifice in thisThe Lochinvar & A. O. Smith 100157733 Power Vent Kit is a critical OEM replacement part for high efficiency water heating systems requiring assisted combustion gas removal. Designed specifically for PVC ventilation applications, this kit facilitates the safe horizontal or vertical discharge of flue gases, ensuring the appliance operates within manufacturer specified pressure parameters. As a genuine power vent assembly, it eliminates the common static