maintaining system vacuum integrity and long-term refrigerant containment without compromising BTU capacity

Heavy-duty 120/24 VAC rating supports standard furnace control circuit requirements

Cross-reference your heater’s model and serial number with the technical manual to confirm the required orifice part number

allowing staff to distinguish between brew cycles and hot water dispensing accurately

The unit features a 36-inch capillary to ensure flexible remote sensing

Reznor 222771 Flame Sensor Freon maintaining system vacuum integrity andThe Reznor 222771 Flame Sensor is a critical OEM replacement component engineered for precise flame rectification in industrial and commercial gas fired heating systems. Designed for heavy duty HVAC replacement parts inventories, this sensor monitors the burner's ionized path to confirm ignition, preventing dangerous unburned gas buildup. As a veteran grade Reznor flame sensor, it features a high grade rod on a durable porcelain insulator, built to