Harman Pellet Stove Burn Pot Weldment: 1-10-05802. The original version of this burnpot did not allow for automatic ignition. This burnpot can be used on compatible models with or without auto ignition. It is important to periodically inspect your burn pot to make sure it is not warped and that there are no cracks forming. If your burn pot shows signs of warpage or cracks beginning to form it should be replaced.