shown is operatively associated the forward portion of the cabinet of the lint cleaner 10 in horizontal registry with the grid bars 34 36 38 40 and 42 is provided with a removably mounted access door 52 through which access may be gained to the area of the grid bars in a conventional lint cleaner such as the lint cleaner 10 cotton fibers which are not carried about the saw cylinder tend to collect on the grid bars 34 36 38 40 and 42 to a great extent and these collected cotton fibers gradually form bats of cotton fibers which obstruct the openings between the grid bars through which trash is designed to be thrown when these bats of cotton fiber build up on the grid bars 34 42 the trash thrown outward from the saw cylinder 32 collects on the faces of the cotton bats formed on the grid bars and thus builds up thereon to the extent that some of the trash thrown outward from the saw cylinder is drawn back there toward and into the cotton fibers passing around the saw cylinder and being doffed therefrom by the brush cylinder 44 thus the cotton lint which is to have been cleaned by the saw cylinder 32 is recontaminated with trash and accordingly the cotton.