In Reply to: Re: AF 2300 serie cab air filter posted by Stephen on October 12, 2001 at 12:54:41:

Case does not believe the filter getting dirty is a problem. I've installed a cotton picker filter on some 2388's worked good. Tell dealer you smelled gear lube in cab while running the cornhead, your rep should be able to help is it has been and on going problem.e-mail if you have any questions.