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Wiring diagram

The connectors of the electrical components should be connected to the respective positions
shown in the figure below.

Upper shaft sensor

H Lamp socket

buttonhole sensor

Board K

Machine socket (secondary circuit)

Transformer primary cord

Zigzag stepping motor

K Machine socket (primary)

Feed stepping motor

Transformer (secondary)

Driving motor

M Cord binder to secure the cords C, E and F

Board C

Содержание Memory Craft 3000

Страница 1: ...SERVICE MANUAL...

Страница 2: ...t the upper shaft shield plate position 12 To adjust the upper thread tension 13 To adjust the stretch feed balance 14 To replace and adjust the threader plate 15 To adjust the buttonhole lever 16 Boa...

Страница 3: ...removing TOP COVER Y TO REMOVE 1 Remove 3 screws A B and top cover TO ATTACH 2 Attached the top cover with 3 screws A and B FACEPLATE Z TO REMOVE 3 Remove 2 screws C and face plate TO ATTACH 4 Attach...

Страница 4: ...move 6 screws A and base TO ATTACH 2 Attach the base with 6 screws A BED COVER Z TO REMOVE 3 Move the drop lever to the left then remove 2 screws B 4 Remove the bed cover TO ATTACH 5 Move the drop lev...

Страница 5: ...Belt cover attaching and removing TO REMOVE 1 Remove 2 screws A and belt cover Y then pull out TO ATTACH 2 Attach the belt cover Y with 2 screws A 3...

Страница 6: ...emove the top cover belt cover and bed cover See pages 1 2 and 3 2 Remove screw A and loose screws B C D E F and G 3 Pull out connectors H and remove the front panel TO ATTACH 4 Insert connectors H an...

Страница 7: ...pen the face plate 2 Raise the presser foot loosen the presser bar bracket screw D and adjust the height to 6 0 mm 3 Check if the presser foot is parallel to the openings for the feed dog on the needl...

Страница 8: ...th the distance between both edges of the needle hole on the needle plate and the needle drop position should be equal as shown below C 1 Turn on the power switch 2 Select pattern 01 straight stitch o...

Страница 9: ...bbin holder 2 Turn on the power switch and select the pattern straight stitch at the left needle position 3 Turn the balance wheel toward you until tip of hook meets the right side of the needle B 4 L...

Страница 10: ...cover See pages 1 2 and 3 4 Turn the balance wheel toward you and set the needle bar to the lowest position A 5 In this condition If the projection of feed lifting cam C is in the lowest position loos...

Страница 11: ...e power switch and select the simple zigzag stitch 4 Loosen the set screws B and C and slightly tighten the hinge screw A 5 Turn the balance wheel and adjust the clearance between the master needle an...

Страница 12: ...w 1 Remove the bed cover See page 2 2 Loosen the hexagon socket screw D 3 If the backlash is too much turn the lower shaft bushing in direction A If the backlash is too little turn the lower shaft bus...

Страница 13: ...e needle plate F 1 Set the pressure adjusting lever C at 3 with the presser foot lowered 2 Turn on the power switch 3 Turn the balance wheel toward you to get the highest position of feed dog 4 Remove...

Страница 14: ...wly with your hand until the needle starts swinging A If higher than 7 5 mm loosen the set screws D and turn the upper shaft shield plate E in direction of A B If lower than 6 3 mm loosen the set scre...

Страница 15: ...ize 50 in direction C with setting the tension dial at 3 Make sure the foot is lowered 1 Set the thread tension dial to 3 2 Open the face plate and adjust the thread tension by turning the thread tens...

Страница 16: ...g mark G the forward feed A and reverse feed B should be same length 1 Set the triple straight stitch and the feed balancing dial at standard setting mark G 2 Remove the screws D and base cap E 3 Adju...

Страница 17: ...hest position and lower the needle threader knob D as far as it will go 2 Loosen screw E and replace the needle threader plate F See A TO ADJUST 3 If the hook G touches the right or left side of the n...

Страница 18: ...rn the power switch on while pressing the reverse button then press BH1 at once H SENSOR H or L will appear in the screen 2 Lower the buttonhole lever E Then leave the clearance J of 1 6mm between the...

Страница 19: ...ll out 8 connectors from the Board A 3 Remove 4 screws B and Board A TO ATTACH 3 Follow the above procedure in reverse D Upper shaft sensor H Feed stepping motor E Buttonhole sensor I Driving motor F...

Страница 20: ...d M 3 Remove the rear cover W 4 Pull out the 4 connectors O P Q R and remove screws N O Transformer primary P Machine socket Q Transformer secondary 5 Remove Board C TO ATTACH 6 Attach Board C with 3...

Страница 21: ...s B and remove case cover G 4 Replace fuse or Board C TO ATTACH 5 Attach the case cover with 3 screws B 6 Attach the Board C with 3 screws A 7 Attach the rear cover NOTE To replace fuse pry it out of...

Страница 22: ...belt E screws B and the driving motor F TO ATTACH 6 Attach the driving motor F by tightening the two screws B slightly The motor cord should be set as shown below J 7 Attach the motor belt E and adjus...

Страница 23: ...ut the connectors A B for the transformer F from the Board C 4 Remove 3 screws D E and transformer F TO ATTACH 5 Attach the transformer unit F with 3 screws D E 2 for the transformer F and 1 for the h...

Страница 24: ...Cut off the cord binder B and pull out the connectors D E from Boards A and C 3 Remove 2 screws H and machine socket unit F TO ATTACH 4 Attach the machine socket unit F with 2 screws H 5 Secure the co...

Страница 25: ...ll the buttonhole lever D toward you and remove it TO ATTACH 4 Insert the shaft into the holes of the buttonhole lever D and attached the buttonhole lever with the snap ring 5 Attach the buttonhole sh...

Страница 26: ...he 9 screws A 3 Pull out the connector B from board K and remove Board K TO ATTACH 4 Follow the above procedure in reverse BOARD F TO REMOVE 1 Remove the front panel unit See page 4 2 Pull out the con...

Страница 27: ...the button hole sensor unit B TO ATTACH 5 Insert the buttonhole sensor cord F through the front bracket unit G cord guide plate H and the two cord guides E 6 Insert the connector D for buttonhole sens...

Страница 28: ...n the figure below A Upper shaft sensor H Lamp socket B buttonhole sensor I Board K C Machine socket secondary circuit J Transformer primary cord D Zigzag stepping motor K Machine socket primary E Fee...

Страница 29: ...ary as illustrated bellow 1 Remove the top cover unit 2 Move the dip switches with the tail of the lint brush A English B Deutsch German C Espanol Spanish D Nederlands Dutch E Francais French F Italia...

Страница 30: ...nly start running For your safety turn off the power switch when replacing any parts Always recheck after replacing defective parts CHECK OPERATION 2 Use diagnosis chart Preparation 1 Turn off the pow...

Страница 31: ...D shows BH Sensor L when the sensor is open Buzzer sounds each time and LCD shows Spool 1 Buzzer sounds and LCD shows PH Sensor H H 2 LCD shows PH Sensor L H when the needle bar is moved from the lowe...

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