Brother International HL-3400CN Users Manual - English - Page 182

240K Kit 240K Kit CHAPTER 5 MAINTENANCE When you see the following message on the LCD panel, you must replace the items located in the 240K Kit, which includes the Drum Cleaner and the Transfer Roller.  Note • User replacement of some of the following 240K Kit parts is not recommended. • For user replacement of the Drum Cleaner and Transfer Roller please refer to the instructions below. • We recommend that you contact your local Brother authorized dealer or service center for replacing the Paper Feeding Roller, Separator Pad and Transfer Drum. • We recommend you contact your Service provider when you see the following message on the LCD panel: REPLACE 240K KIT Drum Cleaner ! Caution Both ends of the Drum Cleaner roller consist of metal bearings that connect the bias element to the power supply. These must be connected correctly when you install the Drum Cleaner. Be sure to check how to connect these properly by referring to the old Drum Cleaner before you begin replacement. Replacing the Drum Cleaner 1. Press the Power button to turn the printer Off and unplug the printer. 2. Open the Top Cover. 5-25