this high-limit control ensures the safety circuit remains closed during normal operation

ensure the weight lever screw is moved to the lower hole to maintain proper gate balance

Proper installation requires checking the sensing bulb position—ideally at the 4 or 8 o’clock position—and ensuring a 500-micron vacuum to prevent moisture contamination in the R-22 circuit

This motor is the official service pack replacement for parts 20046618 and 20046618S

Is the B13400915S the correct motor for my furnace model

Reznor 197032 Switch R-22 this high-limit control ensures theThe Reznor 197032 Switch is a critical OEM safety component designed specifically for high altitude applications in Reznor HVAC equipment. Engineered with a calibrated 0. 45" WC (water column) setpoint, this SPST pressure switch ensures that the induced draft motor is generating sufficient vacuum to safely vent combustion gases in environments where air density is lower. Recognized by its pink label, this HiAltitude#Switch . 45"wcPink is foundational