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PF-F SW assy. removal ...................................................................................................................2 - 20
Thread guide shutter removal ..........................................................................................................2 - 21
Tension releaser link removal ..........................................................................................................2 - 21
Plate assembly removal ...................................................................................................................2 - 21
Thread guide removal ......................................................................................................................2 - 22
Thread tension gear removal ............................................................................................................2 - 22
AT pulse motor removal ..................................................................................................................2 - 22
Tension disk removal .......................................................................................................................2 - 22
Thread take up spring removal ........................................................................................................2 - 23
Thread guide wire removal ..............................................................................................................2 - 23
Bobbin winder cover removal ..........................................................................................................2 - 25
Bobbin base disassembly .................................................................................................................2 - 25
Bobbin presser removal ...................................................................................................................2 - 25
Bobbin winder assembly removal ....................................................................................................2 - 25
BW holder supporter removal ..........................................................................................................2 - 26
BW-F SW assy. removal .................................................................................................................2 - 26
BW shaft holder assembly removal .................................................................................................2 - 26
Bobbin winder shaft stopper removal ..............................................................................................2 - 26
Rotary hook drive mechanism / Feed and bobbin mechanism / Cutter assy. ....2 - 27
Leading guide removal ...................................................................................................................2 - 28
Thread cutter module removal .........................................................................................................2 - 28
Feed module removal ......................................................................................................................2 - 28
Lower shaft A assy. removal ...........................................................................................................2 - 29
Joint removal ....................................................................................................................................2 - 29
Timing pulley D removal .................................................................................................................2 - 29
Lower shaft bushing removal ..........................................................................................................2 - 29
Needle bar, presser mechanism / Upper shaft mechanism .............................2 - 30
Upper shaft removal .........................................................................................................................2 - 31
Pulley removal .................................................................................................................................2 - 31
Upper shaft pulley removal ..............................................................................................................2 - 31
Tension pulley assembly removal ....................................................................................................2 - 31
Needle-presser module removal ......................................................................................................2 - 32
Wire assy. removal ..........................................................................................................................2 - 32
Plate spring removal ........................................................................................................................2 - 33
BH switch assy. removal .................................................................................................................2 - 35
Presser feed holder assy. removal ....................................................................................................2 - 35
Adjusting plate assy. removal ..........................................................................................................2 - 35
Adjusting plate ASSY disassembly .................................................................................................2 - 35
Spring-Z removal .............................................................................................................................2 - 36
Zigzag adjusting nut removal ..........................................................................................................2 - 36
Presser dial removal .........................................................................................................................2 - 36
Spring guard removal .......................................................................................................................2 - 37
Spring / needle bar hook stand spring removal ................................................................................2 - 37
Lock nut removal .............................................................................................................................2 - 37
Release lever removal ......................................................................................................................2 - 38
Release guide plate removal ............................................................................................................2 - 38
Needle bar assy. removal .................................................................................................................2 - 39
Needle bar assy. disassembly ...........................................................................................................2 - 39
Needle holder shaft block removal ..................................................................................................2 - 39
Lever A spring removal ...................................................................................................................2 - 40
Needle bar supporter assy. removal .................................................................................................2 - 40
Summary of Contents for BLMY
Page 1: ......
Page 2: ......
Page 3: ......
Page 19: ...1 8 ...
Page 21: ...2 2 Main parts location diagram Main unit ...
Page 30: ...2 11 Disassembly Electrical parts and motors location diagram Main unit ...
Page 37: ...2 18 Thread tension mechanism location diagram Main unit ...
Page 43: ...2 24 Bobbin winder mechanism location diagram Main unit ...
Page 49: ...2 30 Needle bar presser mechanism Upper shaft mechanism location diagram Main unit ...
Page 53: ...2 34 Needle presser module breakout diagram 78 Modules ...
Page 66: ...2 47 Disassembly Feed and bobbin module breakout diagram Modules ...
Page 75: ...2 56 Thread cutter module breakout diagram Modules ...
Page 79: ...2 60 ...
Page 81: ...3 2 Needle bar presser mechanism upper shaft mechanism location diagram Main unit ...
Page 90: ...3 11 Assembly Bobbin winder mechanism location diagram Main unit ...
Page 94: ...3 15 Assembly Thread tension mechanism location diagram Main unit ...
Page 102: ...3 23 Assembly Electrical parts and motors location diagram Main unit ...
Page 109: ...3 30 Main parts location diagram Main unit ...
Page 120: ...3 41 Assembly Needle presser module breakout diagram 78 Modules ...
Page 139: ...3 60 Feed module breakout diagram Modules ...
Page 155: ...3 76 Thread cutter module breakout diagram Modules ...
Page 161: ...3 82 ...
Page 191: ...4 30 ...
Page 226: ......