If one burner shows signs of heavy oxidation or pitting

Standardized Mounting: Features a universal flange design typical of Carrier

Whether you are servicing a millivolt heating system or a standard 24VAC zone valve

Extended Probe Depth: The 3-inch insertion depth provides accurate readings in high-velocity airflow environments

For R-410A applications

Modine 5H0749730001 Fan Blade Els PW 17895 If one burner shows signsThe Modine 5H0749730001 Fan Blade is a precision engineered OEM replacement fan designed specifically for Modine unit heaters, including the popular HD45 and HDS45 series. This 10 inch diameter propeller is built for high efficiency thermal management, featuring a 38 degree pitch and a 5 blade configuration that ensures consistent static pressure and optimal CFM delivery. The clockwise (CW) rotation and 3 8 inch bore provide a direct fit interface