COPYRIGHT © 2002 CANON INC. 2000 CANON iR1600/iR2000 REV.1 JAN. 20026-18CHAPTER 6 PICKUP/FEDING SYSTEM5 Disassembly and AssemblyHere, instructions on how to disassemble/assemble the machine are given together withexplanations of its mechanical characteristics; be sure to keep the following in mind whengoing through the work:1. Before starting the work, be sure to disconnect the power plug. Moreover, if youhave removed the drum unit, be sure to keep it in a protective bag.2. Unless otherwise specially indicated, reverse the steps used to disassemble the machinewhen assembling it.3. Identify the screws by type (length, diameter) and location.4. To ensure electrical continuity, the mounting screws used for the grounding wire and ar-restors are equipped with toothed washers. Do not leave them out when assembling themachine.5. As a rule, do not operate the machine with any of its parts removed.