Canon imageRUNNER ADVANCE 4551i Service Manual page 208

2. Remove the Glass Retainer (Right) [1] and then remove the Copyboard Glass [2].
• 2 Screws [3]
CAUTION:
Grease is applied on the 2 Rail Shafts [1] of the Reader Scanner Unit. If you have touched the grease, be careful not to
put it to other parts.
3. Move the belt [1], and move the Reader Scanner Unit [2] to the cut-off [3] of the Reader Unit.
2x
[1]
[2]
[3]
[2]
[1]
[3]
[2]
195
4. Disassembly/Assembly
[3]
[1]