Inspection and
Adjustment
Inspection and
Adjustment
4 - 10
Adjustment Needle swing timing
[Standard]
At pattern selection dial [3] (zigzag stitch) and stitch width dial [5] (maximum), when the
needle bar starts oscillating movement from left to right, the distance from the needle plate
top surface to the needle top should be 5 ±0.4 mm (4.6 to 5.4 mm).
* When the needle bar stops oscillating movement from left to right, the distance from
the needle plate top surface to the needle top should be 7 ±0.4 mm (6.6 to 7.4 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. Remove the presser foot.
4. Attach the size 90/14 needle.
5. Attach the pattern selection dial.
6. Turn the pattern selection dial until the [3] is the topmost position.
7. Turn the stitch width dial until the [5] is the topmost position.
8. Loosen the screws 1, 2 and 3 of the worm gear.
9. Turn the pulley by hand to the direction of the arrow and lower the needle bar to the lowest position, and then
raise the needle bar until the distance from the needle plate top surface to the needle top is 5 mm.
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1
2
3
3
5
Hex wrench
2 mm
Worm gear
2
1
3
Pattern
selection dial
Stitch width dial
Set Screw, Socket (FT)
M4X4
Pulley
Needle
Needle plate
5 0.4 mm (4.6 - 5.4 mm)
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