Confidential
CHAPTER 3 DISASSEMBLY/REASSEMBLY
This chapter describes procedures for disassembling and reassembling the machine with
relates notes.
The provided disassembly order flow enables you to take in the disassembly procedure of
related part at a glance.
At the start of disassembling, you can check the disassembly order flow which guides you
through a shortcut to get to the part.
This chapter also covers screw tightening torques and lubrication points where the specified
lubrication should be applied when the machine is assembled.
CONTENTS
1. SAFETY PRECAUTIONS .............................................................................................3-1
2. PACKING ......................................................................................................................3-2
3. SCREW CATALOGUE ..................................................................................................3-3
4. SCREW TORQUE LIST ................................................................................................3-4
5. LUBRICATION ..............................................................................................................3-7
6. OVERVIEW OF GEARS..............................................................................................3-10
7. HARNESS ROUTING.................................................................................................. 3-12
8. DISASSEMBLY FLOW CHART .................................................................................. 3-20
9. DISASSEMBLY PROCEDURE ................................................................................... 3-22
9.1 Preparation ............................................................................................................... 3-22
9.2 Paper tray 1 .............................................................................................................. 3-23
9.3 Back cover / Outer chute .......................................................................................... 3-25
9.4 Fuser cover ............................................................................................................... 3-26
9.5 MP cover ASSY ........................................................................................................ 3-27
9.6 Front cover ASSY ..................................................................................................... 3-28
9.7 Side cover L / Access cover...................................................................................... 3-29
9.8 Side cover R ASSY................................................................................................... 3-30
9.9 ADF unit .................................................................................................................... 3-31
9.9.1 Hinge ASSY L .............................................................................................3-33
9.9.2 Hinge R ....................................................................................................... 3-33
9.9.3 ADF document output support flap..............................................................3-34
9.9.4 Document sub tray ...................................................................................... 3-34
9.9.5 ADF cover ASSY......................................................................................... 3-34
9.9.6 Gear cover................................................................................................... 3-36
9.9.7 Document separate roller ASSY .................................................................3-37
9.9.8 ADF separation pad spring / ADF separation pad....................................... 3-38
9.9.9 Second side CIS unit /
Second side CIS flat cable (duplex scanning models only).........................3-41
9.9.10 Upper ADF chute.........................................................................................3-43
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