622416401 Direct Spark Ignition Igniter and Flame Sensor Replacement Kit Compatible with Rheem Water Heaters and Furnaces The 622416401 Direct Spark Ignition Igniter and Flame Sensor kit is engineered for dependable performance, helping ensure your furnace or other gas appliance operates efficiently and reliably. Designed to meet and exceed OEM specifications, this replacement part is an effective solution for ignition and flame detection issues. Key Features and Benefits: Reliable Performance: Provides consistent spark ignition and precise flame sensing for safe and efficient operation of your appliance. OEM Compatibility: Direct replacement for part number 622416401 (also noted as 622416401), compatible with Rheem water heaters and furnace models using direct spark ignition systems. Efficiency Igniting: Features a short metallic rod that detects heat from the flame to confirm successful ignition, ensuring the combustion process runs smoothly. Durable Construction: Made to exceed OEM specifications, offering long service life and dependable operation in demanding environments. Easy Installation: Includes mounting screws. Simple onescrew removal and installation can be completed in approximately 5 minutes. Function and Design: The igniter and flame sensor work together to start and monitor the combustion process. When the gas valve opens, the igniter produces a spark to light the burner, and the sensor detects the presence of flame. This ensures the system operates safely and efficiently, reducing error codes or ignition failures. Applications: Furnaces: Replaces faulty igniters or sensors causing ignition errors or blinking fault codes. Water Heaters: Maintains proper ignition and flame sensing for consistent hot water supply. Gas Appliances: Suitable for use in fireplaces, fire pits, and other compatible gasburning units relying on direct spark ignition systems. Installation Guidelines: For safety, always disconnect the appliance from power and gas supply before performing any repairs. Remove the old sensor or igniter, install the part with the included mounting screws, and ensure all connections are secure before restoring power. With precision engineering and easy installation, the 622416401 Direct Spark Ignition Igniter and Flame Sensor kit delivers a dependable solution for maintaining performance in your Rheem furnace or water heater.