Replace the keypad. If the printer is white, NC-1315. If black printer, NC-1312.
FAQ
Printer is spitting out nothing but garbage, and/or is printing continuously
Replace the main logic board—Part Number NC-2300
Printer not printing
Unplug the printer and plug it back in Replace the printer. The replacement part number is NC-1950. Note: if the printer you are replacing is white, the new printer dimensions will be different. You can either cut the hole to...
furnace is overheating (the furnace has been known to glow orange when this occurs)
Replace the solid-state relay—Part Number NC-2510
The door seems loose when I open and close it and/or the door is not latching correctly
If the door is loose, you will need to realign the door and tighten the hinges. This can be accomplished by closing the door, pulling out on the hinges until the door sits flat against the furnace, and tightening the...