Utax P-4532DN - Page 12

[CONFIDENTIAL]
3 - 7 Mechanical construction (option) ............................................................................................................ 3-39
(1) Paper feeder (PF-3110) .......................................................................................................................... 3-39
(2) Bulk Paper Feeder (PF-3100)................................................................................................................. 3-40
4 Maintenance ................................................................................................... 4-1
4 - 1 Important Notes of Maintenance............................................................................................................... 4-1
(1) Precautions............................................................................................................................................... 4-1
(2) Handling and storage of the drum unit...................................................................................................... 4-1
(3) Storing the toner container ....................................................................................................................... 4-1
4 - 2 Maintenance Parts.................................................................................................................................... 4-3
(1) Maintenance Kit ........................................................................................................................................ 4-3
4 - 3 Maintenance Parts replacement procedure.............................................................................................. 4-4
(1) Paper feed section.................................................................................................................................... 4-4
(1-1)Detaching and refitting the paper feed roller .................................................................................... 4-4
(1-2)Detaching and refitting the retard roller ............................................................................................ 4-5
(2) Manual feed tray section........................................................................................................................... 4-5
(2-1)Detaching and refitting the MP feed roller ........................................................................................ 4-5
(3) Developer section ..................................................................................................................................... 4-7
(3-1)Detaching and refitting the developer unit ........................................................................................ 4-7
(4) Drum section............................................................................................................................................. 4-9
(4-1)Detaching and refitting the drum unit ............................................................................................... 4-9
(4-2)Detaching and refitting the main charger roller unit ....................................................................... 4-10
(5) Transfer/separation section .................................................................................................................... 4-10
(5-1)Detaching and refitting the transfer roller assembly ....................................................................... 4-10
(5-2)Detaching and refitting the separation needle unit ......................................................................... 4-11
(6) Fuser section .......................................................................................................................................... 4-12
(6-1)Detaching and refitting the fuser unit ............................................................................................. 4-12
4 - 4 Assembly and disassembly .................................................................................................................... 4-14
(1) Outer covers ........................................................................................................................................... 4-14
(1-1)Detaching and refitting the inlet cover and interface cover ............................................................ 4-14
(1-2)Detaching and refitting the right cover ........................................................................................... 4-15
(1-3)Detaching and refitting the rear left and left cover ......................................................................... 4-18
(1-4)Detaching and refitting the top cover ............................................................................................. 4-21
(1-5)Detach the rear cover. .................................................................................................................... 4-21
(2) Optical section ........................................................................................................................................ 4-23
(2-1)Detaching and refitting the laser scanner unit ................................................................................ 4-23
(3) Exit section ............................................................................................................................................. 4-24
(3-1)Detaching and refitting the exit unit ................................................................................................ 4-24
(4) PWBs...................................................................................................................................................... 4-25
(4-1)Detaching and refitting the main PWB ........................................................................................... 4-26
(4-2)Detaching and refitting the engine PWB ........................................................................................ 4-28
(4-3)Detaching and refitting the relay-L PWB ........................................................................................ 4-31
(4-4)Detaching and refitting the power source PWB ............................................................................. 4-32
(4-5)Detach the high-voltage PWB. .............................................................................................
.......... 4-34
(4-6)Detaching and reattaching the operation PWB .............................................................................. 4-37
(5) Drive section ........................................................................................................................................... 4-37
(5-1)Detaching and reattaching the main drive unit ............................................................................... 4-37
(5-2)Detaching and refitting the paper feed drive unit ........................................................................... 4-39
(5-3)Detaching and refitting the center fan motor (100V 60 ppm only) .................................................. 4-39
(5-4)Detaching and reattaching the power source fan motor ................................................................ 4-40
(5-5)Detaching and reattaching the rear fan motor. (100V 60/55/50ppm only) ..................................... 4-40
(5-6)Direction of the fan motor installation. ............................................................................................ 4-42
4 - 5 Assembly and disassembly (Optional items) .......................................................................................... 4-43
(1) Paper feeder (PF-3110) .......................................................................................................................... 4-43
(1-1)Detaching and refitting the paper feed roller .................................................................................. 4-43
(1-2)Detaching and refitting the retard roller .......................................................................................... 4-44
(1-3)Detaching and refitting the drive unit and PF PWB. ....................................................................... 4-45
(2) Paper feeder (PF-3100) .......................................................................................................................... 4-47