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5-7 Clearance between the needle and the blade point of hook
○
Remove the face cover and the throat plate.
Adjustment procedure
1. Loosen screw
1
. Adjust the clearance between the needle and the blade point of the hook to
0.02 to 0.07 mm by turning adjusting shaft
2
.
Adjusting the balance of the clearances at the right and left needle entry points
1. Select the zigzag pattern and set the zigzag width to 7 mm. Adjust the balance of the clearances provided
between the needle and the blade point of the hook at the right and left needle entry points.
1
2
Left needle position Right needle position Right needle positionLeft needle position
If the clearance is larger at the right needle
entry point, shift
4
to the right.
If the clearance is larger at the left needle
entry point, shift
4
to the left.
P section
4
3
Adjustment procedure
1. Select No. 2: FAGOTT of the service mode.
2. Gradually turn adjusting shaft
2
to nd a position where the needle deviates slightly. Now, temporarily
tighten screw
1
.
3. Slightly loosen setscrew
3
. Adjust the lateral balance of the needle bar by slightly moving right-left
adjuster
4
while carefully listening to the noise produced when the needle deviates at the right and left
needle entry points. Then, securely tighten setscrew
3
.
4. Additionally turn shaft
2
and securely tighten screw
1
at the position where the needle does not deviate.
5. Lightly tap P section with ngers. If you hear a needle deviation noise at the right and left needle entry
points, the optimum clearance is provided between the needle and the hook.
1
2
0.02 to 0.07 mm
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