St. Croix Pepin

My stove isn't feeding pellets! but does when I flip the manual feed switch. Could there be a bad switch somewhere? It has an analog control panel. Thanks

Usually that is a bad control panel. The control board can be found here:
https://www.eastcoasthearth.com/products/st-croix-retrofit-series-ii-control-board-pepin-only-80p54025-r?_pos=1&_sid=e076a0f1d&_ss=r