Canon imageRUNNER ADVANCE 4551i Service Manual page 302

5. Remove the HVT PCB Unit [1].
• 1 Connector [2]
• 2 Screws [3]
6. Remove the 3 clutches [1].
• 3 Resin E-rings [2]
• 3 Connectors [3]
1x
2x
[3]
[1]
1x
[1]
[1]
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4. Disassembly/Assembly
[2]
[3]