Canon MF4500 Series Service Manual page 146

4
Disassembly/Assembly > Controller System > Removing the Drive Belt Duplex models (MF4580dn/MF4570dn/MF4550d/MF4553d/MF4554d/D550/D520)
3) Remove the tension unit [1].
• 1 screw [2]
[2]
[1]
4 Disassembly/Assembly > Controller System > Removing the Drive Belt Duplex models (MF4580dn/MF4570dn/MF4550d/MF4553d/MF4554d/D550/D520)
4) Remove the shaft support [1] and then the drive cover [2].
• 5 screws [3]
Caution:
Gently raise the drive cover [2] straight above to prevent the gear phase from becoming
displaced.
F-4-189
[1]
x5
[3]
4-83
[3]
[2]
F-4-190
4-83