[10] MAINTENANCE
1. MAINTENANCE TABLE
: Check (Clean, adjust, or replace when required.) : Clean ▲ : Replace : Adjust ✩ : Lubricate
Unit name Part name When calling 25K 50K 75K 100K 125K 150K
Drum peripheral OPC drum – –
– –
Cleaning blade – – – –
Side seal
MC unit
(MC charging electrode) – ( )()()()()()
(MC grid) – (
)()()()()()
(MC case) – (
)()()()()()
Transfer wire
Transfer paper guide
Developing section Developer – – – –
DV seal
–
DV side seal
–
– –
Side Mylar – –––––
Optical section Lamp unit Reflector
Mirror
No. 2/3 mirror unit Mirror
Pulley
CCD peripheral Lens
Glass Table glass
White Plate
Other Drive wire
Rail
✩ ✩ ✩ ✩
Document cover
Document size sensor
LSU Dust-proof glass
Paper feed section Multi paper feed
section
Takeup roller
Paper feed roller
Spring clutch
✩ ✩ ✩ ✩
Paper transport section PS roller
Transport (paper exit) rollers
Spring clutch
✩ ✩ ✩ ✩
Fusing section Upper heat roller
Pressure roller
Pressure roller bearing
✩
Upper separation pawl
Lower separation pawl
Drive section Gears
✩ ✩ ✩ ✩
Belts
Paper exit section Ozone filter *1
*1 : Recommendable replacement time: 50K (Letter, 5% print)