Knife Broken Frequently - Suzuki SE200 Series Service Manual And Troubleshooting Manual

14-2. Check the for needle bar sensor position
Brake cam
14-3. Check the sensor position for the stitch start and end
Sensor (SE-48806A)
Sensor reflector
plate
Adjust the position of sensor reflector plate. See the service manual, page 15.
14-4. Check the stitch position if the stitch point is still different after adjusting No. 14-1 ~ 14-3
Buttonhole indicator
Fixing screw (A)
1) Loosen the screw (A), move the indicator (B) to minimum position and tighten the screw (A) softly.
2) Loosen the shaft (C) with spanner (rotate it about a half), insert the allenkey wrench into the hole of
shaft (C) and rotate the inside screw (D) clockwise or counter-clockwise. Tighten the shaft (C).
3) Test the sewing. If both lines are not equal, rotate the screw (D) clockwise or counter-clockwise more
and test the sewing again.
See the service manual, page 8.

15. Knife broken frequently

・Check the knife pressure, surface of cutting block and hole of knife
Check the
cutting block
Clean up the hole of knife and hole located under the knife
Sensor
Lower shaft
Sensor reflector
Sensor reflector
plate
Indicator (B)
Check the knife pressure.
See the service manual, page 10
and instruction manual, page 25
If the needle bar stop position is still incorrect after
adjusting the brake pressure (14-1), loosen screws
and adjust the sensor reflector position.
After adjusting, test the machine with actual
sewing. See the service manual, page 12.
NOTE: When in test sewing, use fabrics for actual
Sewing/stitching.
Shaft (C) Adjustment
screw (D)
31
Sensor (SE-48806A)
Adjustment screw
Sensor reflector plate
position adjustment screw
Short
Rotate the screw (D)
counter-clockwise
2~3 times