2WA/2NJ/2RK
(3) Side feeder (PF-7120) ....................................................................................................... 4-66
(3-1) Detaching and reattaching the pickup pulley and paper feed roller ......................... 4-66
(3-2) Detaching and reattaching the retard pulley............................................................. 4-68
(4) Side Multi Feeder (PF-7130) ............................................................................................. 4-69
(4-1) Detaching and reattaching the forwarding pulley/paper feed pulley/
separation pulley ...................................................................................................... 4-69
4-5 Adjustment procedures after replacing the maintenance kit................................................... 4-71
4-6 Disassembly and Reassembly procedures............................................................................. 4-72
(1) OUTER COVERS.............................................................................................................. 4-72
(1-1) Detaching and reattaching the rear right cover and rear left cover .......................... 4-72
(1-2) Detaching and reattaching the rear lower cover....................................................... 4-74
(1-3) Detaching and reattaching the conveying cover and PF conveying cover............... 4-77
(1-4) Detaching and reattaching the right lower rear cover............................................... 4-78
(1-5) Detaching and reattaching the right lower front cover.............................................. 4-79
(1-6) Detaching and reattaching the right cover and DU cover assembly ........................ 4-80
(1-7) Detaching and reattaching the front right cover ....................................................... 4-81
(1-8) Detaching and reattaching the ISU right cover, right upper cover
and right middle rear cover....................................................................................... 4-81
(1-9) Detaching and reattaching the IH PWB cover and IH wire cover............................. 4-85
(1-10) Detaching and reattaching the left upper cover........................................................ 4-86
(1-11) Detaching and reattaching the front glass cover,
ISU right cover and ISU rear cover .......................................................................... 4-88
(1-12) Detaching and reattaching the PF rear cover........................................................... 4-89
(2) Paper feed section............................................................................................................. 4-90
(2-1) Detaching and reattaching the primary paper feed unit ........................................... 4-90
(2-2) Detaching and reattaching the PF primary paper feed unit...................................... 4-95
(3) Optical section ................................................................................................................... 4-97
(3-1) Detaching and reattaching the LSU ......................................................................... 4-97
(3-2) Detaching and reattaching the lens unit ................................................................. 4-105
(3-3) Detaching and reattaching the lamp unit................................................................ 4-109
(3-4) Detaching and reattaching the scanner wires ........................................................ 4-114
(4) Drive section.................................................................................................................... 4-121
(4-1) Detaching and reattaching the drum drive unit....................................................... 4-121
(4-2) Detaching and reattaching the developer drive motor............................................ 4-124
(4-3) Detaching and reattaching the fuser drive unit and feed drive unit ........................ 4-125
(4-4) Detaching and reattaching the PF drive unit .......................................................... 4-136
(5) Others.............................................................................................................................. 4-139
(5-1) Detaching and reattaching the SSD ....................................................................... 4-139
(5-2) Detaching and reattaching the hard disk unit ......................................................... 4-142
(5-3) Detaching and reattaching the lift motor................................................................. 4-146
(5-4) Detaching and reattaching the PF lift motor ........................................................... 4-147
(5-5) Detaching and reattaching the fuser discharge needle unit ................................... 4-148
(5-6) Detaching and reattaching the IH unit .................................................................... 4-151
(6) Feedshift/switchback section........................................................................................... 4-159
(6-1) Detaching and reattaching the job separator ......................................................... 4-159
(6-2) Detaching and reattaching the eject unit ................................................................ 4-163
(6-3) Fan motor attachment direction.............................................................................. 4-164
(7) PWBs............................................................................................................................... 4-166
(7-1) Detaching and reattaching the engine PWB .......................................................... 4-166
(7-2) Detaching and reattaching the main PWB ............................................................. 4-175
(7-3) Detaching and reattaching the power source PWB................................................ 4-184