Innovera Remanufactured Drum-Replacement for DR720 Drum Unit, Black

remove the e-ring from this side of the drum unit remove the drive axle remove the two screws pry up and lift-off the corona wire assembly remove the two springs remove the cleaning assembly by prying up on the two bottom tabs remove the drum the large drive gear will come loose clean the transfer roller with compressed air or with a cloth dampened with water be careful not to leave any lint behind do not touch the roller with with your fingers remove the two black plastic spacers pry up on the two tabs of the cleaning roller assembly and lift off the cover lift off the 2 rollers clean out the waste chamber and the cleaning rollers if possible use compressed air do not breathe the toner dust reinstall the rollers into the chamber install the cover be sure the cover is in the correct position reinstall the two plastic contacts install the drum reinstall the cleaning assembly install the