Here is a photo of my primary filter (471 hrs) taken off my 2200. I don't recommend going this long (even though the maintenance schedule says check every 100 or change every 500 hours). While I had no significant "sputtering issues", I did not notice how much power was being robbed until...
I've been visiting this site for several years, glad I found it when I purchased my BX2200. . Here ones I'm not sure about. With 471 hrs on it, when I turn the wheels all the way to the left, the front steering shaft piston pivots outside one side of the "hanger" (see photos). After which...