Brother PE770 Service Manual page 6

Presser foot lifter removal ................................................................................................................2 - 41
Thread take-up assy. removal ..........................................................................................................2 - 41
Thread take-up counter weight removal ..........................................................................................2 - 42
Presser bar removal ..........................................................................................................................2 - 42
Thread take-up lever link removal ...................................................................................................2 - 43
Shaft bushing assembly removal .....................................................................................................2 - 43
Feed module ....................................................................................................2 - 44
Needle plate A removal ...................................................................................................................2 - 45
Needle plate A disassembly .............................................................................................................2 - 45
Inner rotary hook bracket assy. removal ..........................................................................................2 - 45
Cord supporter removal ...................................................................................................................2 - 45
Photo diode holder assembly removal ............................................................................................2 - 46
Photo diode assembly disassembly ..................................................................................................2 - 46
Outer rotary hook assy. removal ......................................................................................................2 - 46
Lower shaft B assy. removal ............................................................................................................2 - 47
Lower shaft B assy. disassembly .....................................................................................................2 - 47
Stopper plate block assy. removal ...................................................................................................2 - 48
Bushing supporter B assy. removal .................................................................................................2 - 48
Bushing presser B removal ..............................................................................................................2 - 48
Thread cutter module .......................................................................................2 - 49
Thread cutter frame assembly removal ...........................................................................................2 - 50
Photo transistor assembly removal ..................................................................................................2 - 50
Presser plate removal .......................................................................................................................2 - 50
Cutter holder assembly removal ......................................................................................................2 - 51
Thread hook assy. disassembly ........................................................................................................2 - 51
Rubber removal ................................................................................................................................2 - 51
Thread cutter lever assy. removal ....................................................................................................2 - 52
Thread cutter lever assy. disassembly ..............................................................................................2 - 52
Idle gear A and idle gear B removal ................................................................................................2 - 52
Pulse motor C removal ....................................................................................................................2 - 52
Embroidery parts .............................................................................................2 - 53
YPM cover removal .........................................................................................................................2 - 54
X carriage cover removal .................................................................................................................2 - 54
ES main cover assembly removal ...................................................................................................2 - 55
Groove cover removal ....................................................................................................................2 - 55
Lead wire assembly (EMB unit FCOMB) removal ........................................................................2 - 56
ES base cover unit removal .............................................................................................................2 - 56
Lock release lever assembly removal .............................................................................................2 - 57
Lock release lever ASSY disassembly ............................................................................................2 - 57
Rubber cushion and rubber cushion cover removal ........................................................................2 - 57
Groove cover removal ....................................................................................................................2 - 58
EMB relay PCB assembly removal ................................................................................................2 - 58
X belt presser removal .....................................................................................................................2 - 58
XY carriage unit removal ................................................................................................................2 - 59
Oil guard plate removal ...................................................................................................................2 - 59
X pulse motor assembly removal .....................................................................................................2 - 59
X tension pulley assembly removal .................................................................................................2 - 60
X tension pulley ASSY disassembly ..............................................................................................2 - 60
X driving gear pulley removal .........................................................................................................2 - 60
X initial shutter removal ..................................................................................................................2 - 61
X slider removal ...............................................................................................................................2 - 61
Cord guide removal .........................................................................................................................2 - 61
Lead wire assembly YPM relay removal .........................................................................................2 - 61
Y slider removal ...............................................................................................................................2 - 62
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