This regulator is rated for a temperature range of 40°F to 120°F (4°C to 49°C)

While a 1/2 HP motor can technically replace a 1/3 HP unit if dimensions match

while for R410A

Should I clean the element if it looks dirty

Nordyne 632322 Flame Sensor 320819-301 This regulator is rated forThe Nordyne 632322 Flame Sensor is a precision engineered OEM replacement part designed to ensure high accuracy flame rectification in residential and commercial gas furnaces. Built for rigorous duty cycles, this flame sensor probe monitors the burner during the ignition sequence to confirm a stable flame is present. It serves as a critical fail safe component; if the sensor fails to detect a microamp signaltypically due to carbon buildup or electrode