or a flickering flame when the inducer fan energized

requiring a technician to identify the fault and manually reset the button once pressures return to a safe range

verify the mounting pattern and rating as newer actuators often use different drive interfaces

This blade is CCW (Counterclockwise)

suitable for heavy-duty HVACR equipment

Siemens Building Technology 540-520A Sensor 326058-757 or a flickering flame whenThe Siemens 540 520A Room Temperature Sensor is a critical field component designed specifically for integration with Siemens Terminal Equipment Controllers (TEC). Engineered for high accuracy environmental monitoring, this analog temperature sensor operates within a precise range of 55F to 95F (13C to 35C). By utilizing a standard RJ 11 connection, technicians can ensure a rapid, plug and play installation that minimizes wiring errors and labor time