Brother 2104D - Page 56

Disassembly
2 - 45
Disassembly Disassembly
Driving mechanism
4. Remove the crank shaft bushing from the driving shaft.
5. Remove the screw (screw, pan M4x10) to remove the balance L from the driving shaft.
6. Remove the two screws (set screw, socket (FT) M4x4) to remove the needle bar eccentric wheel from
the driving shaft.
7. Remove the two screws (set screw, socket (FT) M4x4) to remove the spiral bevel gears R from the
driving shaft.
8. Remove the retaining ring E6 to remove the washer 8 and the crank shaft bushing from the driving
shaft.
9. Remove the screw (set screw, socket (CP) M4x4) to remove the collar from the driving shaft.
10.Remove the timing pulley B from the driving shaft.
Fig. 2-2
Screw, Pan M4X10
Set Screw, Socket (FT) M4X4
Set Screw, Socket (CP) M4X4
Screw, pan M4x10
Crank shaft
bushing
Balance L
Driving shaft
Set screw, socket (FT) M4x4
Set screw, socket
(FT) M4x4
Needle bar eccentric wheel
Spiral bevel gears R
Washer 8
Crank shaft
bushing
Set screw, socket
(CP) M4x4
Collar
Retaining ring E6
Timing pulley B
Crank shaft
bushing
Needle bar eccentric
wheel
Balance L
Spiral bevel
gears R
Crank shaft
bushing
Driving shaft
Collar