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The Reznor 11831 Orifice is a critical OEM replacement part designed for precision fuel regulation in gas-fired heating systems
Optimized Airflow: Precision-molded internal geometry reduces turbulence for stable pressure switch readings
Key Benefits Inverted flare (retrofit) design simplifies the replacement of legacy valves without extensive repiping
Verify that the low-voltage "W" wire is properly seated at the terminal block and that the circuit breaker for the heat kit (separate from the blower breaker) has been reset
Fasco D653 Motor 322838-753 The Reznor 11831 Orifice isThe Fasco D653 Motor is a high efficiency 3. 3 inch frame shaded pole motor designed for demanding commercial HVACR applications. This 1 20 HP motor features a dual voltage design, operating at 230 460V at 1550 RPM, making it a versatile drop in replacement for various fan duty cycles. With its open ventilated (OAO) enclosure and sleeve bearing system, this unit ensures optimal heat dissipation and quiet operation in continuous duty environments. The