3-21
Preventive
Maintenance
4
6
7
8
5
1
3
2
3. Developer unit
Part name
1
Cleaning blade
80K
120K 120K
2
Drum
80K
120K 120K
3
Side seal (Front)
80K
120K 120K
3
Side seal (Rear)
80K
120K 120K
4
Corona charger
240K 360K 360K
5
Developer
80K
120K 120K
6
Charge corona
80K
120K 120K
7
Toner dispersion 600K 600K 600K
cover
8
Magnetic roller
600K 600K 600K
stopper (Front)
9
Magnetic roller
600K 600K 600K
stopper (Front)
Item
9
Cycle
D250 D350 D450
D350H D600