Trane SWT1696 Flow Switch 321894-708 you must verify that the

you must verify that the physical orientation aligns correctly with your burner’s flame pattern

Enhanced Safety: Effectively clears combustion byproducts from the heat exchanger to prevent hazardous gas buildup

which can lead to motor burnout or insufficient airflow across the heat exchanger

Thermal Reliability: Constructed with high-grade insulation materials to withstand the high ambient temperatures found in rooftop units and mechanical rooms

Key Benefits Precise Temperature Regulation: Adjustable range from 90°F to 150°F ensures consistent hot water delivery and user comfort

Trane SWT1696 Flow Switch 321894-708 you must verify that theIdentify and replace faulty temperature sensitive safety components with the Trane SWT1696, a high precision Reverse Flow Switch engineered for specific furnace and air handler applications. This genuine OEM Trane replacement part is essential for monitoring airflow direction and preventing unsafe operation during reverse flow conditions. Designed for tight tolerances, the SWT1696 features an operational temperature rating where it opens at 140F (60C)