Service manual

SERVICE
3-3
3 DIS./ASSEMBLY3 SERVICE
7 Registration
(1) Paper dust removing brush
(2) 2nd paper feed roller
8Drive section
and filter
(1 ) O zone fil ter K 401 4- 179 5-xx *
1
(2) Developing suction filter
4024-2001-xx*
1
9 Paper exit unit
(1) Sensor (one section)
(2) Roller (two sections)
10 ADU
(1) Roller cleaning
(2) Reverse/exit roller
(3) ADU reverse roller
(4) ADU conveyance roller /1-4
(5) ADU registration roller
(6) Sensors
(7) Gate sensor (two points)
(8) ADU horizontal conveyance sec-
tions (four points)
(9) ADU reverse section (one
point)
10 ADU (10) Gears
11 Paper feed
section
(1) Sensor (three points/tray)
(2) Gears (double feed prevention
section)
(3) Conveyance/driven roller
(paper feed)
(4) Feed roller/paper feed convey-
ance roller
(5) Double feed prevention roller
12 By-pass feed
section
(1) Sensor (four points)
(2) Gears
(3) Section peripheral of the by-
pass feed unit
(4) Feed roller/paper conveyance
roller
(5) Double feed prevention roller
13 Scanner
section
(1) Original glass (including slit
glass)
(2) Exposure lamp
(3) Reflector
(4) Lens
(5) 1st to 3rd mirrors
(6) APS sensor
(7) Photo interrupter
(8) Optical guide rail
14 Writing section (1) Dust-proof glass (external)
NO
Classification Service item
Number
of parts
replaced
Implementation classifica-
tion
Note
Clea-
ning
Inspe-
ction
Lubric
-ation
Replace
-ment