Heil Quaker ICP 1398445 Heat Sequencer mario The high limit control functions

The high limit control functions as a normally closed SPST switch that opens the burner circuit if the plenum temperature exceeds the 165°F threshold

Key Benefits Direct OEM Compatibility: Engineered for seamless fitment in Heil Quaker and ICP family equipment

When replacing an existing Carrier blow motor

preventing gas pulsations and heat-induced warping

This specific 290F manual reset limit switch acts as a primary thermal protection mechanism

Heil Quaker ICP 1398445 Heat Sequencer mario The high limit control functionsThe Heil Quaker ICP 1398445 Heat Sequencer is a critical double pole single throw (DPST) control designed for 24V residential and commercial electric furnaces. As a veteran tech, you know that staged activation of heating elements is non negotiable to prevent massive inrush current from tripping the main breaker. This 24V heat sequencer manages the timing of the resistive load, ensuring a smooth ramp up of the heating banks. Built for high duty