The silver dot is typically located on the face or side of the limit switch body to designate the specifically calibrated 240-degree trip point used in Reznor factory specifications

UL Listed: Meets rigorous safety standards for use in commercial and industrial environments

Extreme Pressure Rating: Rated for 680 PSI

For personnel protection

the PT1 maintains thermal stability for hot pipes up to 158°F (70°C)

Heil Quaker ICP 17223000003376 Kit 323055-751 The silver dot is typicallyStreamline your next repair with the Heil Quaker ICP 17223000003376 Kit, a specialized 30K 36K FPM Retro Fit Kit designed for seamless integration with International Comfort Products (ICP) residential systems. As a veteran grade HVAC replacement part, this kit is engineered to maintain optimal static pressure and airflow velocity within 2. 5 to 3 ton air handling configurations. By utilizing a genuine OEM retrofit kit, you ensure that the internal