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7

Sew Mini

ADJUSTING CLEARANCE BETWEEN NEEDLE 

AND HOOK POINT

TO ADJUST
1. Select the maximum width zigzag stitch (      ).
2. Remove the presser foot, needle plate (A) and bobbin holder (B).
3. Turn the handwheel toward you to bring the hook point behind the needle.
4. Loosen 2 setscrews (C) and adjust the clearance by turning the screw (F) in and out.
5. Tighten 2 setscrews (C).
6. Check the clearance in the right and left needle positions.
7. Attach the bobbin holder, needle plate and presser foot.

The standard clearance between the needle and hook point should be -0.10 to +0.05 mm.

 

Setscrews

(A)

(B)

-0.05 -0.1mm

(C)

(F)

Hook point

(E)

(D)

(Bobbin holder normal position)

     NOTE:  Match the bobbin holder convex part (D) to the edge of needle plate base (E) when   
 

       attach the needle plate.

Needle  must  be 
center

Содержание SEW MINI DELUX

Страница 1: ...SERVICE MANUAL SEW MINI DELUX...

Страница 2: ...EEDLE DROP POSITION 4 ADJUSTING NEEDLE SWING 5 ADJUSTING NEEDLE TO HOOK TIMING 6 ADJUSTING CLEARANCE BETWEEN NEEDLE AND HOOK POINT 7 ADJUSTING NEEDLE BAR HEIGHT 8 ADJUSTING STITCH LENGTH 9 DISENGAGEME...

Страница 3: ...1 Sew Mini SERVICE ACCESS 1 FACE COVER 1 Remove the face cover by removing the setscrew A Face cover A...

Страница 4: ...emove the face cover 2 Pull out the dial and remove the set screws A E 3 Loosen the set screws F G 4 Remove the front cover NOTE Do not remove the set screws H TO ATTACH 5 Follow the above procedure i...

Страница 5: ...urn the adjusting screw C in the direction of B when the upper thread tension is too loose 3 Attach the front cover and the face cover C C B A C TO CHECK The standard upper thread tension should be 75...

Страница 6: ...in the center of the needle hole when the straight stitch is selected TO ADJUST 1 Remove the face cover 2 Select the straight stitch and the zigzag stitch 3 Loosen the setscrew A and adjust the needle...

Страница 7: ...needle swing starts at 1 2mm above the needle plate after the needle has come out of the right side of the needle hole 5 Tighten two setscrews 6 Mount the front cover ADJUSTING NEEDLE SWING TO CHECK...

Страница 8: ...o the right lowest position 5 Loosen the 2 setscrews C on the lower shaft gear 6 Raise the needle 2 0mm from the lowest position 7 While holding the handwheel as not to move the needle bar rotate the...

Страница 9: ...st the clearance by turning the screw F in and out 5 Tighten 2 setscrews C 6 Check the clearance in the right and left needle positions 7 Attach the bobbin holder needle plate and presser foot The sta...

Страница 10: ...le to hook timing 1 Select the maximum width zigzag stitch 2 Remove the presser foot needle plate A and bobbin holder B 3 Turn the handwheel toward you until the hook point meets the right side of the...

Страница 11: ...should be 3 0mm 1 Set the pattern selector dial at maximum stitch length 2 If the stitch length is longer than 3 0mm turn the adjusting screw in the direction A If the stitch length is shorter than 3...

Страница 12: ...you and put the cam follower to the zigzag cam 4 Loosen the setscrew 5 Move adjusting plate in the direction of arrow until to touch to the releasing arm and tighten set screw NOTE After this adjustme...

Страница 13: ...en the deflection of motor belt is about 7mm 9mm When pushing the motor belt by finger with a 100 gram load TO ADJUST 1 Remove the face cover and front cover 2 Loosen the setscrews A and B and adjust...

Страница 14: ...positions of the parts on the lower shaft are as shown below The setting angle of the upper shaft bevel gear setscrew A lower shaft bevel gear setscrew B and the feed cam C setting mark should be at t...

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