Service manual

SERVICE
3-2
3 DIS./ASSEMBLY3 SERVICE
[2] Maintenance Items
1. Main body (Every 250,000 copies)
NO
Classification Service item
Number
of parts
replaced
Implementation classifica-
tion
Note
Clea-
ning
Inspe-
ction
Lubric
-ation
Replace
-ment
1 Preparation
(1) Image check
2 Drum unit
(1) Charging control plate
4024-1006-xx*
1
(2) Charging wire 4024-1020-xx*
1
(3) Charging corona unit (back plate
and peripheral section, PCL)
(4) Charger cleaning base
4024-2486-xx*
1
(5) Charger slide block
4024-2485-xx*
1
(6) Charger cleaning block /U
4024-1007-xx*
1
(7) Resin ring (
φ
2) 4014-1750-xx*
1
(8) Charger cleaning block /L
4024-1008-xx*
1
(9) Drum cartridge, bottom plate of the
developing unit, toner control sen-
sor, separation claw
(10) Toner collection screw A
(11) Toner guide roller
4024-1005-xx*
1
(12) Cleaning blade (36 mode blade
setting mode)
4024-1004-xx*
1
3 Developing
unit
(1) Developing bias armature
(2) Developer (25 mode counter reset-
ting)
1
(3) Developing unit
4 Transfer / sepa-
ration corona
(1) Transfer separation corona unit
(front and rear block), guide rail,
separation bridge, entrance guide
plate, lightning protection sheet,
back plate
(2) Discharge wire 4024-1010-xx*
3
(3) Transfer cleaning assembly
4024-1011-xx*
1
(4) Separation cleaning assembly
4024-1019-xx*
1
(5) Resin ring (
φ
2) 4014-1750-xx*
2
(6) Transfer presser rubber
4024-3053-xx*
3
5 Toner supply
(1) Cartridge holder member
6 Conveyance
unit
(1) Conveyance section upper surface
(2) Conveyance belt
(3) TSL cover member