WHAT DOES PELLET STOVE PARTS MEAN?

I am told I should have much more than I need, My response is I would rather have more than enough for three yrs than not have enough to finish one yr.I refurbished a fireplace mantel from 1910 that came out of a brownstone while in the Upper West Aspect in Manhattan. I would appreciate to learn the tales it could tell. We really Feel this stove lo