Reznor 210764 Switch Use a multimeter to check

Use a multimeter to check the resistance

90" WC setpoint ensures reliable furnace and boiler safety circuit operation without the need for field adjustment

In plumbing applications

and clip for complete assembly

Reznor 210764 Switch Use a multimeter to checkThe Reznor 210764 is a low temperature oil switch engineered specifically for waste oil heating systems to ensure the burner remains within safe operational parameters. As a factory authorized OEM replacement part, this 140F limit switch is designed to monitor preheated oil temperature, preventing the system from firing if the oil is too cold for proper atomization. Maintaining this set point is critical for reducing soot buildup and protecting the