Baby Lock BLDY Service Manual page 6

Removal of USB cover, Head phone jack assy and Ground plate USB holder ............................3 - 9
Removal of Panel PCB assy and Panel board holder ..................................................................3 - 10
Removal of FC jack assy .............................................................................................................3 - 12
Removal of LCD assy .................................................................................................................3 - 13
Removal of Lamp cover L/R .......................................................................................................3 - 15
Disassembly of Rear cover assy ......................................................................................................3 - 16
Disassembly of Connector holder assy ............................................................................................3 - 17
Removal of Sensor connector holder D ...........................................................................................3 - 17
Removal of Belt cover support plate ...............................................................................................3 - 18
Removal of SW holder ....................................................................................................................3 - 18
Removal of Connecting PCB holder and Extension connector holder U ........................................3 - 19
Removal of Handle assy ..................................................................................................................3 - 20
Removal of Base plate sub assy .......................................................................................................3 - 21
Bobbin winding mechanism .............................................................................3 - 22
Disassembly of Bobbin winder unit cover assy ...............................................................................3 - 23
Electric parts and main motor unit ...................................................................3 - 27
Removal of Main PCB holder plate A/B .........................................................................................3 - 28
Disassembly of Main motor assembly .............................................................................................3 - 28
Disassembly of Power unit ..............................................................................................................3 - 29
Needle threading mechanism ..........................................................................3 - 30
Removal of Thread guide and Thread guard plate B .......................................................................3 - 31
Removal of Thread guide cover assy ...............................................................................................3 - 32
Removal of Upthread PCB assy and Thread guide wire .................................................................3 - 33
Removal of Thread guide, AT INIT PCB assy, ATPM sensor plate and Plate assembly ...............3 - 34
Removal of Thread catching case A/B and Thread cutting shutter .................................................3 - 35
Removal of ATPM insulation assy and Tension release unit ..........................................................3 - 36
Removal of Thread guide shutter link A/B/C ..................................................................................3 - 37
Lower driving mechanism ................................................................................3 - 38
Removal of Reversal link assy, Pull link and Reversal link plate assy ...........................................3 - 39
Removal of Lead wire guide holder and Needle plate B switch assy ..............................................3 - 40
Removal of Joint ..............................................................................................................................3 - 41
Removal of Sheet .............................................................................................................................3 - 41
LED light / Upper driving mechanism ..............................................................3 - 42
Disassembly of Upper shaft cover ...................................................................................................3 - 43
Disassembly of Upper shaft assy .....................................................................................................3 - 43
Disassembly of LED lamp holder L assy ........................................................................................3 - 44
Disassembly of LED lamp holder R assy ........................................................................................3 - 44
Removal of Adjusting screw and Plate spring .................................................................................3 - 45
Removal of Tension pulley holder B assy .......................................................................................3 - 45
Feed module ....................................................................................................3 - 46
Removal of Needle plate A assy, Inner rotary hook assy and Inner rotary hook bracket assy .......3 - 47
Removal of Outer rotary hook assy, Feed bar assy and Lock nut ...................................................3 - 48
Removal of Vertical feed bush and Drop lever Q ...........................................................................3 - 50
Removal of Lower shaft B assy and Drop assy ...............................................................................3 - 51
Removal of FPM holder assy, F INIT PCB assy and Feed adjuster gear assy ................................3 - 53
Removal of Feed arm assy and Stopper plate block assy ................................................................3 - 55
Thread cutter module .......................................................................................3 - 56
Removal and disassembly of Thread cutter assy .............................................................................3 - 57
Removal of Thread cutter lever, Photo transistor PCB assy, PF pulse motor assy and Gears ........3 - 58
Needle-presser module ...................................................................................3 - 60
Removal of Camera relay PCB assy ................................................................................................3 - 61
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