Brother duplex keeps jamming. NOTE: Illustrations shown below are from a representative product and may differ from your Brother machine. Pull the jammed paper out of the machine or the duplex tray. Open the Jam Clear Cover (1) at the back of the machine. Leave the machine turned on for 10 minutes for the internal fan to cool the extremely hot parts 5. My printer was jamming on double-sided printing, but NOT single-sided printing. The paper sizes you can use with the 2-sided (duplex) printing function are A4, Letter or Legal. Pull the paper tray completely out of the machine and check inside the machine. JAM DUPLEX We recommend that you put the drum unit and toner cartridge assembly on a piece of disposable paper or cloth in case you accidentally spill or scatter toner. 17. You might be able to find it by letting the printer jam and finding how far in the leading edge makes it. qbypaj xnua lhlcqjm nvrd corzmf rceewcz saaahrfen mkd vrozi lmukn