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Confidential
CHAPTER 5 PERIODIC MAINTENANCE
This chapter details procedures for disassembling and reassembling the machine together
with related notes. The disassembly order flow provided enables you to see at a glance the
quickest way to get to component(s) involved.
At the start of a disassembly job, you check the disassembly order flow that guides you
through a shortcut to the object components.
This chapter also covers screw tightening torques and lubrication points to which the
specified lubricants should be applied during reassembly jobs.
CONTENTS
1. SAFETY PRECAUTIONS .............................................................................................5-1
2. TRANSFERRING RECEIVED FAX DATA ....................................................................5-2
3. PACKING ......................................................................................................................5-4
4. SCREW TORQUE LIST ................................................................................................5-5
5. LUBRICATION ..............................................................................................................5-8
6. GEAR LAYOUT DRAWING ........................................................................................5-10
7. HARNESS ROUTING.................................................................................................. 5-11
8. DISASSEMBLY FLOW CHART..................................................................................5-29
9. DISASSEMBLY PROCEDURE ...................................................................................5-30
9.1 Paper Tray .........................................................................................................5-31
9.2 Back Cover ........................................................................................................5-34
9.3 Rear Chute ASSY ..............................................................................................5-36
9.4 Fuser Unit ..........................................................................................................5-38
9.5 Tray MP ASSY...................................................................................................5-42
9.6 MP Tray Cover ASSY/Process Cover ASSY/Emblem cover .............................5-43
9.7 Access Cover/Side Cover L ...............................................................................5-46
9.8 ADF Unit ............................................................................................................5-47
9.9 Hinge Arm R ......................................................................................................5-48
9.10 Hinge Base R.....................................................................................................5-49
9.11 Hinge ASSY L ....................................................................................................5-49
9.12 ADF Cover ASSY...............................................................................................5-50
9.13 ADF Side Cover F..............................................................................................5-50
9.14 ADF Side Cover R .............................................................................................5-51
9.15 ADF Chute ASSY...............................................................................................5-52
9.16 SB Chute ASSY (For the models with the DX only) /
SX Chute (For the models with out the DX only) ...............................................5-54
9.17 Exit Chute Cover ASSY .....................................................................................5-54
9.18 Earth Spring .......................................................................................................5-55
9.19 PF Roller Holder ASSY......................................................................................5-56
9.20 LF Roller 1 ASSY...............................................................................................5-57