Chapter 5 Periodic Maintenance - Brother DCP-8085DN Service Manual

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.
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
CONTENTS
Confidential