as the system monitors the high/low speed inducer signals to verify proper venting before ignition

protecting the refrigeration compressor from cycling on a fault

Use a multimeter to verify the control signal before replacing the component

two disc assemblies

the switch opens the electrical circuit to shut down the heating element or burner

Belimo LF24-SR Actuator Els PW 17895 as the system monitors theThe Belimo LF24 SR is a dedicated spring return actuator designed for modulating control in HVAC systems, providing 35 in lb torque for dampers and valves. Running on a 24VAC DC power supply, it utilizes a 2 10VDC control signal to deliver precise proportional positioning. This direct coupled actuator features a mechanical spring return system, ensuring a fail safe position during power lossa critical requirement for smoke control or outdoor air