Inspection and
Adjustment
Inspection and
Adjustment
4 - 42
Adjustment Needle threader
[Standard]
• The hook of the needle thread lever should be passed into the needle eye.
• The clearance between the upside of the hook and the top of the needle eye should be
0.03 to 0.13 mm.
[Adjustment]
1. Turn off the power, and then remove the foot controller.
2. Remove the face plate and the pattern selection dial, and remove the front cover and
the rear cover.
3. Attach the size 90/14 needle.
4. Turn the pulley by hand and move the needle bar to its highest position.
5. Loosen the 2 screws 1 of the thread guard cover assy to remove the thread guard cover.
6. Loosen the screws 2 and 3 of the thread guide plate assy.
7. Move the thread guide plate assy left and right to adjust it so that the hook is passed into the needle eye.
8. Tighten the screws 2 and 3 of the thread guide plate assy in this order to secure the thread guide plate assy
to the needle bar supporter assy.
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1
2
3
Needle bar
Pulley
Screw, Pan (S/P washer)
M3X6DB
Screw, Bind
M4X6
Needle bar supporter assy
Needle thread lever
Thread guide plate assy
Needle
Hook
Thread guard cover assy
1
3
2
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