While you wait for answers, we may have found some information which could help you.
Click here for Surge Going Turnedheat surge shut off,power light starts flashing and starts beeping ?
heat surge model adl-2000m-x?
How can I fix my heater?
Trouble shooting Heat Surge M6?
how can I fix heat surge amish heater, fan has vibaration and making noise?
Heat Surge squeaks?