Brother MFC5860CN Service Manual page 6

CHAPTER 6 DISASSEMBLY/REASSEMBLY AND LUBRICATION
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 target components.
This chapter also covers screw tightening torques and lubrication points to which the specified
lubricants should be applied during reassembly jobs.
6.1 DISASSEMBLY/REASSEMBLY ..................................................................................6-1
Safety Precautions...................................................................................................6-1
Tightening Torque....................................................................................................6-2
Preparation..............................................................................................................6-3
How to Access the Target Component .....................................................................6-4
Disassembly Flowchart ............................................................................................6-5
6.1.1 Jam Clear Cover ..............................................................................................6-6
6.1.2 Scanner Cover (Scanner Unit), Scanner Cover Support and Damper................6-7
6.1.3 ADF & Document Cover ASSY.......................................................................6-12
6.1.4 Disassembly of ADF & Document Cover ASSY ..............................................6-14
6.1.5 Control Panel ASSY, Scanner Cover Sensor Actuator, Ink Cartridge
Cover Sensor Actuator, and Cover Sensor PCB .............................................6-26
6.1.6 Disassembly of Control Panel ASSY...............................................................6-28
6.1.7 Upper Cover...................................................................................................6-30
6.1.8 Speaker .........................................................................................................6-32
6.1.9 Ink Cartridge Cover and Media Module Cover.................................................6-33
6.1.10 Main PCB.......................................................................................................6-34
6.1.11 High Yield Ink Cartridge Sensor PCB..............................................................6-38
6.1.12 LT Cover, LT Front Cover, LT Paper Pull-in Roller and Gear...........................6-39
6.1.13 MJ/PS Shield Unit and Power Supply PCB .....................................................6-41
6.1.14 Head/Carriage Unit and Ink Refill ASSY .........................................................6-44
6.1.15 Ink Absorber Box, Ink Absorber Felt, and PF Encoder Disk.............................6-56
6.1.16 Engine Unit and Flushing Box.........................................................................6-58
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