Kyocera FS-1800 Service Manual page 116

5-1 General instructions ........................................................................................................................ 5-3
5-1-1 Screw/hardware ......................................................................................................................... 5-3
5-1-2 Before starting disassembly ...................................................................................................... 5-3
5-2 Disassembly ..................................................................................................................................... 5-4
5-2-1 Removing the developer ............................................................................................................ 5-4
(1) Removing the developer ............................................................................................................ 5-4
5-2-2 Removing the paper feed unit ................................................................................................... 5-6
5-2-3 Removing the main charger unit ................................................................................................ 5-7
5-2-4 Removing the operator panel and outer covers ........................................................................ 5-8
(1) Removing the operator panel .................................................................................................... 5-8
(2) Removing the top cover/face-down output tray ......................................................................... 5-9
(3) Removing the right cover ......................................................................................................... 5-10
(4) Removing the left cover ........................................................................................................... 5-11
5-2-5 Removing the drum unit .......................................................................................................... 5-12
5-2-6 Removing the pickup roller and feed roller .............................................................................. 5-13
5-2-7 Removing the MP paper feed unit ........................................................................................... 5-15
5-2-8 Removing the transfer roller .................................................................................................... 5-17
5-2-9 Removing the controller unit and the principal circuit boards .................................................. 5-18
(1) Removing and opening the controller unit ............................................................................... 5-18
(2) Removing the engine board and power supply unit ................................................................ 5-22
(3) Removing the main board ....................................................................................................... 5-24
(4) Removing the high voltage unit ............................................................................................... 5-25
(5) Removing the sensor board .................................................................................................... 5-26
5-2-10 Removing the drive unit and main motor ............................................................................... 5-27
5-2-11 Removing and splitting the fuser unit .................................................................................... 5-29
(1) Removing the separators ........................................................................................................ 5-32
(2) Removing the heater lamp ...................................................................................................... 5-33
(3) Removing the heat roller ......................................................................................................... 5-34
(4) Removing the thermistor and the thermal cutout ..................................................................... 5-35
(5) Removing the press roller ........................................................................................................ 5-36
5-2-12 Removing the laser scanner unit ........................................................................................... 5-37
Chapter 5 Contents