Before Removing The Drive Belt; Duplex Models; D550/D520); Removing The Drive Belt - Canon MF4500 Series Service Manual

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Disassembly/Assembly > Controller System > Removing the Drive Belt Duplex models (MF4580dn/MF4570dn/MF4550d/MF4553d/MF4554d/D550/D520)
Caution:
Assemble the drive gear in the order shown in the below picture.
[2] [1]
[1] Primary deceleration pulley
[2] Timing belt
[3] Fixing ratchet gear
[4] Fixing transmission gear
[5] Cartridge transmission gear
Caution:
Align the drive cover [2] with the 8 shaft holes [1] to mount it.
[1]
4 Disassembly/Assembly > Controller System > Removing the Drive Belt Duplex models (MF4580dn/MF4570dn/MF4550d/MF4553d/MF4554d/D550/D520)
[4] [8]
[3]
[9]
[6]
[7]
[5]
F-4-186
[6] Gear coupling
[7] Feed deceleration gear
[8] Compression spring
[9] Compression spring
[1]
[2]
F-4-187

Before Removing the Drive Belt

Duplex models (MF4580dn/MF4570dn/MF4550d/
MF4553d/MF4554d/D550/D520)
1) Remove the right cover. (Duplex models) (Refer to page 4-33)

Removing the Drive Belt

Duplex models (MF4580dn/MF4570dn/MF4550d/
MF4553d/MF4554d/D550/D520)
1) Close the reader unit [1] and face the left side of the host machine downwards.
2) Open the reader unit [1].
Caution:
Take care when facing the left side of the host machine downwards because the reader
unit [1] will be forced open by hinge spring pressure.
[1]
4-82
[1]
F-4-188
4-82