Brother SL100 Service Manual page 91

Application of
Assembly
4. Set the shaft to the base holder assy, and secure it with the screw (screw 3X10).
5. Align the boss of base holder assy with the positioning hole of needle bar supporter guide, and set the
needle bar supporter guide to the base holder assy, and tighten the screw (screw 3X10) temporarily.
*Key point
• Fully tighten the screw after performing
6. Set the needle bar supporter spring (XF3423) to the shaft of base holder assy.
7. Set the pin of needle bar supporter assy to the positioning hole on needle bar supporter guide, and set
the needle bar supporter assy to the shaft of base holder assy. And set the nut 2 M3 to the needle bar
supporter presser, and tighten them to the shaft of base holder assy.
8. Set the spring plate to the base holder assy, and secure it with the screw (screw, pan (S/P washer)
M3X6).
Screw, Pan (S/P washer) M3X6
Screw 3X10
Hex wrench 2.5 mm
Base holder assy
Spring plate
Screw, pan (S/P washer) M3X6
Positioning hole
Needle bar supporter guide
Bobbin winder, Upper shaft, Needle-Presser module
"4 - 11 Needle interference
Boss
Screw 3X10
3 - 33
left/right".
Shaft
Shaft
Needle bar supporter spring (XF3423)
Needle bar supporter presser
Needle bar supporter assy
Pin
Needle bar supporter spring (XF3423)
Screw 3X10
Nut 2 M3