Table Of Contents - Brother PR600 Service Manual

1. Outline of Mechanism ........................................................................1 - 1
Main Mechanisms ...........................................................................1 - 2
Driveline ..........................................................................................1 - 3
Driveline ..........................................................................................1 - 4
Positions of electronic components ...................................................................1 - 5
Control system block diagram ...........................................................................1 - 7
Operation of other electronic components .........................................................1 - 8
Using the thread ................................................................................................1 - 9
2. Disassembly ........................................................................................2 - 1
Main parts ..........................................................................................................2 - 2
Motor cover and carriage cover removal ......................................................................................2 - 3
Bed cover removal ...........................................................................................................................2 - 4
Arm cover R removal ......................................................................................................................2 - 5
Arm cover L removal ......................................................................................................................2 - 6
Base cover R removal ......................................................................................................................2 - 7
Base cover L removal ......................................................................................................................2 - 8
Oil box holder removal ....................................................................................................................2 - 8
Main PCB assembly removal ..........................................................................................................2 - 9
Spool stand frame final assembly removal ....................................................................................2 - 9
Operation panel assembly removal ................................................................................................2 - 9
Thread take-up cover removal .....................................................................................................2 - 10
Tension base removal ....................................................................................................................2 - 10
Needle plate removal .....................................................................................................................2 - 11
Needle plate base assembly removal ............................................................................................2 - 11
Needle plate base disassembly ......................................................................................................2 - 11
Picker bracket removal .................................................................................................................2 - 12
Picker bracket disassembly ...........................................................................................................2 - 12
Rotary hook removal .....................................................................................................................2 - 12
Cutter unit final assembly and picker final assembly removal .................................................2 - 13
Feed unit ..........................................................................................................2 - 14
T-belt (Y-guide) removal ...............................................................................................................2 - 15
Feed final assembly removal .........................................................................................................2 - 16
Y-motor final assembly removal ..................................................................................................2 - 17
Y-motor disassembly .....................................................................................................................2 - 17
Y-driving shaft assembly removal ................................................................................................2 - 18
Cord grip removal .........................................................................................................................2 - 18
FFC and X-area sensor assembly removal ..................................................................................2 - 19
Y-frame spacer and X-belt presser removal ...............................................................................2 - 19
X-feed frame B removal ................................................................................................................2 - 19
X-carriage A assembly and X-carriage B assembly removal ....................................................2 - 20
X-sensor dog removal ....................................................................................................................2 - 20
Hoop sensor removal .....................................................................................................................2 - 21
X-guide shaft removal ...................................................................................................................2 - 21
T-belt (Y-drive) removal ...............................................................................................................2 - 22
Feed frame disassembly .................................................................................................................2 - 22
Y-carriage L disassembly ..............................................................................................................2 - 23
Y-carriage R disassembly ..............................................................................................................2 - 24
Connect PCB disassembly .............................................................................................................2 - 24
1