SERVICE MANUAL & PARTS LIST Model: MC230E

First Edition: 19 July 2018

SERVICE MANUAL & PARTS LIST

Model: MC230E CONTENTS

Replacing External Parts (1) Face Cover...... 1 Replacing External Parts (2) Bed Cover...... 2 Replacing External Parts (3) Front Cover...... 3 Replacing External Parts (4) Rear Cover...... 4 Adjusting the Needle Drop Position...... 5 Adjusting the Hook Timing...... 6 Adjusting the Needle Bar Height...... 7 Adjusting the Clearance between Needle and Hook...... 8 Adjusting the Backlash between the Rotary Hook Gear and Lower Shaft Gear...... 9 Adjusting the Needle Stop Position...... 10 Adjusting the Needle Thread Tension...... 11 Adjusting the Tension Release Mechanism...... 12 Replacing the Thread Tension Unit...... 13 Replacing and Adjusting the Needle Threader...... 14 Adjusting the Height of the Embroidery Foot...... 15 Replacing the Printed Circuit Board A...... 16 Replacing the LCD Module...... 17 Replacing the Printed Circuit Board F...... 18 Adjusting the Tension Solenoid...... 19 Replacing the DC Motor and Adjusting the Motor Belt Tension...... 20 Replacing the Carriage Unit...... 21 Adjusting the Y-sensor...... 22 Adjusting the X-sensor...... 23 Adjusting the X and Y-sensors (Simple Adjustment)...... 24 Adjusting the Y-motor Gear...... 25 Adjusting the X-motor Gear...... 26 Adjusting the Y-carriage Supporter...... 27 Replacing the Switching Power Supply...... 28 Parts List...... 29 - 47 Replacing External Parts (1) Face Cover

Setscrew Replacing the face cover

To remove: 1. Remove the setscrew and remove the face cover.

To attach: 2. Follow the above procedure in reverse.

Face cover

1 Replacing External Parts (2) Bed Cover

Setscrews (A)

Replacing the bed cover

To remove: Needle plate 1. Turn the power switch on to move the carriage to the stored position, then turn the power switch off. Setscrew (B) Setscrew (B)

2. Remove the setscrew (A) and remove the needle plate.

3. Remove the 6 setscrews (B) and remove the bottom plate.

NOTE: Place a 100 mm thick block on the back of the machine when laying the machine on the back to Setscrew (B) Bottom plate Setscrew (B) prevent the carriage from damage.

4. Remove the bed cover while pushing the rear Block cover to unlock the hooks.

Carriage should not contact work surface. To attach: 5. Follow the above procedure in reverse. Hook Hook

Hook Bed cover

Rear cover

Hook

2 Replacing External Parts (3) Front Cover

Replacing the Front cover

To remove: 1. Turn the power switch on and select the embroidery pattern #1 to move the carriage to the Setscrew (A) starting position, then turn the power switch off. Remove the face cover and bed cover.

Cap 2. Loosen the setscrew (A).

3. Remove the cap and setscrew (B).

4. Remove the 2 setscrews (C).

5. Remove all the connectors from the pointed cir- Setscrew (B) cuit board A and unlock the hooks, then remove the front cover. Setscrews (C)

To attach: 6. Follow the above procedure in reverse. NOTE: Refer to page 16 to locate the connectors.

3 Replacing External Parts (4) Rear Cover

Setscrew (A) Replacing the Rear Cover

To remove: Rear cover 1. Remove the face cover, bed cover.

Setscrews (B) 2. Remove the setscrew (A).

3. Remove the 2 setscrews (B), (C), and (D).

4. Remove the carriage cover.

5. Loosen the setscrew (E), and shift the Y-carriage supporter up. Setscrews (C) 6. Unlock the hooks, raise the carrying handle and remove the rear cover by opening the left end of the covers.

To attach: 7. Follow the above procedure in reverse. Rear cover

Setscrews (D) NOTE: Adjust the Y-carriage supporter (refer to page 27).

Carriage cover

Setscrews (E)

Y-carriage supporter

Rear cover Machine socket part

Front cover

4 Adjusting the Needle Drop Position

The needle should be positioned at the center of the needle plate hole.

Setscrews (A) 1. Lower the needle to the lowest position by turning the hand wheel.

2. Remove the face cover.

3. Loosen the 2 setscrews (A). Needle bar supporter 4. Move the needle bar supporter back or forth to adjust the position of the needle.

Setscrews (B) 5. Loosen the 2 setscrews (B).

6. Move the needle drop adjusting plate laterally to adjust the position of the needle. Needle drop ad- Setscrews (B) justing plate 7. Tighten the setscrews.

8. Attach the face cover.

Needle plate hole NOTE: Check the hook timing and clearance between the needle and hook. Adjust them if necessary.

5 Adjusting the Hook Timing

The hook timing is an amount of ascending travel of the needle bar from its lowest position to where the tip of the rotary hook meets the right side of the needle that should be 1.65 to 1.95 mm. 1. Remove the needle plate and bottom plate.

Needle plate 2. Remove the presser foot, needle plate and bobbin holder. Replace the needle (#11) with a #14 needle. Bobbin holder 3. Lower the needle bar to its lowest position by turning the hand wheel toward you.

4. Raise the needle bar 1.65 to 1.95 mm up from the lowest position.

5. Loosen the setscrews on the lower shaft gear. Setscrew Turn the lower shaft gear until the tip of the rotary hook meets the right side of the needle, while holding the hand wheel so the needle bar does not move.

6. Tighten the setscrews.

7. Attach the bobbin holder, needle plate and presser foot. Replace the needle with the #11 needle. Lower shaft gear Setscrew 8. Attach the bottom plate and needle plate.

#14 needle Tip of the rotary hook

1.65 to 1.95 mm

Lowest position

6 Adjusting the Needle Bar Height The distance between the top of the needle eye and the upper surface of the hook race should be 3.2 to 3.6 mm when the tip of the rotary hook meets the right side of the needle in the ascending travel form the lowest position.

1. Remove the face cover. Needle plate 2. Remove the presser foot, needle plate and bobbin holder. Replace the needle (#11) with a #14 needle. Bobbin holder 3. Turn the hand wheel to raise the needle bar from the lowest position until the tip of the rotary hook meets the right side of the needle.

4. Loosen the setscrew on the needle bar supporter. Move the needle bar up or down to set the distance between the top of the needle eye and Setscrew the upper surface of the rotary hook at 3.2 to 3.5 mm.

Needle bar 5. Tighten the setscrews. Be sure that he groove of the needle is facing right in the front.

6. Attach the bobbin holder, needle plate and presser foot. Replace the needle with the #11 Groove needle.

7. Attach the face cover.

Tip of the rotary hook Upper surface of the hook race #14 needle

3.2 to 3.5 mm

Top of the needle eye Rotary hook

7 Adjusting the Clearance between Needle and Hook

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

Setscrew (A) Setscrew (C)

1. Remove the bed cover.

2. Remove the presser foot, needle plate and bobbin holder. Replace the needle (#11) with the test pin.

3. Loosen the setscrews (A), (B) and (C) and tighten the setscrew (C) slightly. Rotary hook Setscrew (B) set plate 4. Turn the hand wheel to bring the tip of the rotary hook behind the test pin. Adjust the clearance between the test pin and the tip of the rotary hook to -0.0 to +0.05 mm by moving the rotary hook set plate up or down.

Test pin 5. Tighten the setscrews (A), (B) and (C) firmly.

6. Check the backlash between the rotary hook gear Tip of rotary hook and lower shaft gear and adjust the backlash if -0.10 to +0.05 mm necessary.

7. Attach the bobbin holder, needle plate and presser foot. Replace the test pin with the #11 needle.

8. Attach the bed cover.

8 Adjusting the Backlash between the Rotary Hook Gear and Lower Shaft Gear

The rotary play of the hook should be 0. 8 mm or less.

Lower shaft bushing 1. Remove the bed cover.

2. Remove the needle, presser foot, needle plate and bobbin holder.

A 3. Loosen the setscrew. Check the rotary play of the hook. B 4. Turn the lower shaft bushing (eccentric) in the direction “A” if the gears do not turn smoothly. Turn the lower shaft bushing in the direction “B” if Setscrew the rotary play is larger than 0. 8 mm.

5. Tighten the setscrew.

6. Attach the bobbin holder, needle plate, presser Rotary play should be foot and needle. 0.8 mm or less. 7. Attach the bed cover.

9 Adjusting the Needle Stop Position

The needle should stop 12.9-14.4 mm above the needle plate surface when machine stops.

1. Remove the face cove, bed cover and front cover (do not disconnect any connector).

2. Turn the power switch on and press the start/stop button twice.

3. Turn the power switch on and press the start/stop #11 needle button twice.

4. Loosen the setscrew. 12.9-14.4 mm

5. Turn the upper shaft shield plate in the direction “B” if the needle stop position is higher than 12.9 mm. Turn the upper shaft shield plate in the direction “A” if the needle stop position is lower than Setscrew Shield plate 14.4 mm.

6. Set the right side of the shield plate at the center B of the slit of the sensor and tighten the setscrew.

7. Turn the power switch off and attach the front A cover, bed cover and front cover, bed cover and face cover.

Slit of sensor

10 Adjusting the Needle Thread Tension

The needle thread tension should be 46 to 54 grams when the tension dial is set at “4” and measured with a #50 polyester thread being pulled in the direction of the arrow at approximately 110 mm/sec.

1. Set the tension dial at “4”

2. Lower the presser foot lifter and measure the thread tension..

3. Remove the front cover cap.

4. Turn the adjusting screw in the direction “B” if the tension is less than 46 grams. Turn the adjusting screw in the direction “A” if the tension is more than 54 grams.

5. Attach the front cover cap. Front cover cap

Polyester thread #50

11 Adjusting the Tension Release Mechanism

When the presser foot lifter is raised the tension disks should open to release the needle thread tension.

Tension release rod Setscrew 1. Remove the front cover.

2. Lower the presser foot lifter and set the tension dial at “9”.

3. Loosen the setscrew and adjust the paly of the tension release rod to 0.3 to 0.5 mm.

4. Tighten the setscrew. Raise the presser foot lifter and check if the tension disks open 1.0 mm when the dial is set at “9”.

6. Attach the front cover. 1.0 mm

Tension disks

12 Replacing the Thread Tension Unit

To remove : Thread tension unit 1. Remove the face cover, bed cover and front cover.

2. Remove the setscrews (A) and (B). Remove the thread tension unit.

To attach: 3. Follow the above procedure in reverse. NOTE: After replacement, adjust the tension release mechanism and tension solenoid (refer to the next page).

Setscrew (A)

Setscrew (B)

Thread tension unit

13 Replacing and Adjusting the Needle Threader

If the hook of the needle threader is damaged, replace the threader plate as follows.

To replace: 1. Pry out the threader plate with a screwdriver while pushing down and holding the threader knob.

2. Align the groove of the threader plate with the pins on the threader shaft. Push the threader plate up until it snaps in place.

Threader hook

Threader plate

If the threader hook does not enter the needle eye smoothly, adjust the threader position as follows.

To adjust: Setscrew (A) Threader plate 1. If the threader hook thrusts or hits against either (X) left or right side of the needle eye, loosen the setscrew (A) and adjust the lateral position of the threader plate.

View (X)

Threader position setting block 2. If the threader hook thrusts or hits against either upper or lower side of the needle eye, loosen the setscrew (B) and adjust the vertical position of the threader position setting block. Setscrew (B)

14 Adjusting the Height of the Embroidery Foot

Space between the needle plate and bottom of the embroidery foot should be 1.0 to 1.3 mm when the presser bar is at the lowest position.

1. Remove the face cover. Presser foot lifter

2. Turn the handwheel to bring the presser bar to the lowest position. Lower the presser foot lifter. Presser bar 3. Loosen the setscrew and move the presser bar up or down to adjust the height of the embroidery foot. NOTE: Setscrew Make sure not to turn the presser bar.

4. Tighten the setscrew.

6. Attach the face cover.

Embroidery foot

1.0 to 1.3 mm

Needle

15 Replacing the Printed Circuit Board A

To remove: 1. Remove the face cover, bed cover and front cover.

2. Disconnect all the connectors from the printed circuit board A. Disconnecting LCD Module Flexible PCB 3. Remove the 4 setscrews and remove the printed Flexible PCB circuit board A. Lift up the clamp to unlock.

To attach: 4. Follow the above procedure in reverse. NOTE: Refer to the following diagram when connecting the connectors.

Printed circuit board A LCD module (white) Bobbin winder switch (blue) Touch panel (white) Setscrew Setscrew

Printed circuit board F Presser foot (black) lifter sensor (white) LCD brightness Upper shaft sensor control (white) (black) Y-motor (black) LCD module (green) X-motor (white) LED lamp (red) Tension solenoid (white) Thread detection sensor (white)

Setscrew Switching power Setscrew supply (white) DC motor (white)

16 Replacing the LCD Module

To remove: Setscrew Setscrew 1. Remove the face cover, bed cover and front cover.

2. Remove the printed circuit board A.

3. Remove the 4 setscrews and remove the LCD module.

To attach: 4. Follow the above procedure in reverse. NOTE: Refer to the previous page for connector diagram. Setscrew Setscrew Place the LCD module and press it against the ribs LCD module of the front cover.

LCD module

Front cover rib

17 Replacing the Printed Circuit Board F

To remove: 1. Remove the face cover, bed cover and front Setscrew Printed circuit board F cover.

2. Disconnect the connectors from the printed circuit board A.

3. Remove the 2 setscrews and remove the printed circuit board F.

To attach: 4. Follow the above procedure in reverse. NOTE: Setscrew Front cover Refer to page 16 for connecting the connectors.

18 Adjusting the Tension Solenoid

1. Remove the face cover, bed cover and front cover.

Setscrews 2. Lower the presser foot lifter. Loosen the 2 setscrews.

3. Slide the solenoid to make a 1.6 mm gap between the solenoid and snap ring while shifting the solenoid to the right (See fig. A).

4. Tighten the setscrews.

5. Attach the front cover.

Snap ring

1.6 mm

Fig. A Thread tension release base

Thread tension release rod

Shift the solenoid to the right to eliminate the gap.

19 Replacing the DC Motor and Adjusting the Motor Belt Tension

To remove: 1. Remove the face cover, bed cover, front cover and rear cover.

2. Remove the motor belt.

3. Remove the 2 setscrews and remove the DC motor.

To attach: 4. Attach a new motor with the 2 setscrews.

5. Adjust the motor belt tension and tighten the setscrews. DC motor Setscrews 6. Attach the rear cover, front cover, bed cover and front cover.

Adjusting the motor belt tension: The motor belt should deflect 5 mm when 300 grams of pressure is applied to the center of the belt.

Motor belt 1. Tighten the 2 setscrews loosely.

2. Adjust the belt deflection to 7-9 mm by moving the DC motor up or down while pressing the center of the belt with 300 grams of pressure. 300 grams pressure

3. Tighten the setscrews firmly. Setscrew 7-9 mm

DC motor

Setscrew

20 Replacing the Carriage Unit

To remove: 1. Remove the face cover, bed cover and front Setscrew (A) cover.

2. Remove the setscrew (A) and remove the carriage cover.

3. Remove the 4 setscrews (B) and remove the carriage unit.

To attach: Carriage cover 4. Follow the above procedure in reverse.

NOTE: Adjust the Y-carriage supporter.

5. Turn the power switch on to move the carriage to the stored position, then turn the powers switch off.

Carriage unit

Setscrew (B) Setscrew (B)

21 Adjusting the Y-sensor

1. Remove the face cover, bed cover and front cover (do not disconnect the connectors). Setscrew B 2. Remove the carriage cover (refer to the previous page).

Y-shield plate A 3. Turn the power switch on to move the carriage to the home position.

4. The gap between the stopper and hoop setting Y-sensor plate should be 3 mm. Loosen the setscrew and adjust the position of the Y-shield plate.

5. Turn the power switch off and turn it on again to check if the gap is 3 mm. Hop setting plate

6. Tighten the setscrew and turn the power switch off. Attach the carriage cover, front cover, bed cover and face cover. 2.5-3.5 mm

Stopper

Home position key

22 Adjusting the X-sensor

1. Remove the face cover, bed cover and front cover (do not disconnect the connectors). A B

2. Remove the carriage unit (refer to page 21).

3. Turn the power switch on to move the carriage to the home position.

4. The gap between the stopper and X-carriage guide should be 3 mm. Setscrew X-sensor Loosen the setscrew and adjust the position of the X-sensor.

5. Turn the power switch off and turn it on again to 2.5-3.5 mm check if the gap is 3 mm.

6. Tighten the setscrew and turn the power switch off. Attach the carriage unit, carriage cover, front X-carriage guide cover, bed cover and face cover.

Stopper

Home position key

23 Adjusting the X and Y-sensors (Simple Adjustment)

1. Remove the bed cover and carriage cover.

2. Attach the hoop to the carriage and place the template on the hoop.

3. Turn the power switch on and select the built-in design pattern #1.

4. Turn the hand wheel to lower the needle bar. Template Check if the needle drops in the center of the hole Needle Hole in the template in the template.

5. If the needle does not drop in the center, turn the Y-shield plate power switch off and adjust the position of the Y-shield plate or X-sensor (refer to the previous pages). B Setscrew (A) 6. Turn the power switch on and select pattern #1. Check if the needle drops in the center of the Y-carriage A hole.

7. Press the home position key to move the carriage to the home position. X-sensor C D 8. Turn the power switch off and detach the hoop. Attach the carriage cover and bed cover.

If the needle is off the center to aft: ...... Move the Y-shield plate in the direction A. If the needle is off the center to forward: X-carriage ...... Move the Y-shield plate in the direction B. Setscrew (B) If the needle is off the center to the left: ...... Move the X-sensor in the direction C. If the needle is off the center to the right: ...... Move the X-sensor in the direction D.

Home position key

24 Adjusting the Y-motor Gear If the machine is noisy when sewing an embroidery design, adjust the Y-motor gear as follows.

1. Remove the carriage cover.

2. Turn the power switch on and press the lettering key and select Gothic font. Enter 3 large “A” and press the OK key.

3. Insert a piece of paper between the tension disks Piece of paper to unable the thread sensor and lower the presser foot .

4. Run the machine and loosen the setscrew. While the carriage is moving in the direction of the arrow, adjust the Y-motor position so the gear noise is lowest and tighten the setscrew.

5. Attach the carriage cover.

Carriage 6. Press the home position key to move the carriage movement to the home position.

Setscrew Setscrew 8. Turn the power switch off and remove the piece of paper. Y-motor

Home position key

25 Adjusting the X-motor Gear If the machine is noisy when sewing an embroidery design, adjust the X-motor gear as follows.

1. Remove the face cover, bed cover and front cover (do not disconnect the connectors).

2. Turn the power switch on and press the lettering key and select Gothic font. Enter 3 large “A” and press the OK key.

Piece of paper 3. Insert a piece of paper between the tension disks to unable the thread sensor and lower the presser foot. Carriage movement 4. Run the machine and loosen the setscrews. While the carriage is moving in the direction of the arrow, adjust the idler position so the gear noise is lowest and tighten the setscrews.

5. Attach the carriage unit, front cover, bed cover and face cover.

6. Press the home position key to move the carriage to the home position. Idler gear set plate Setscrew 7. Turn the power switch off and remove the piece of paper.

Home position key

26 Adjusting the Y-carriage Supporter

1. Remove the carriage cover.

2. To eliminate a vertical play of the Y-carriage, adjust the position of the Y-carriage supporter.

Y-carriage supporter 3. Loosen the setscrew and insert a 0.2 mm thick gauge under the Y-carriage supporter.

0.2 mm 4. Tighten the setscrew while pressing the Y-carriage supporter down against the gauge.

Setscrew 5. Attach the carriage cover.

27 Replacing the Switching Power Supply

Grounding wires Setscrew (A) Setscrew (B) To remove: 1. Remove the face cover, bed cover, front cover and rear cover. 2. Remove the setscrew (A) and remove the Switching grounding wires. power supply 3. Remove the 3 setscrews (B) and remove the switching power supply.

To attach: 4. Follow the above procedure in reverse. Setscrew (B) NOTE: Refer to page 16 for connector diagram.

Setscrew (B)

Setscrew (A) For Australia only Grounding wire (B) Setscrew (C) To remove: 1. Remove the face cover, bed cover, front cover Switching and rear cover. Cord binder power supply 2. Remove the setscrew (A) and remove the grounding wire (B).

3. Remove the 3 setscrews (C) and cord binder.

4. Remove the setscrew (D) and remove the grounding wire (E) and the cord guide, remove Setscrew (C) the switching power supply.

To attach: Setscrew (C) 5. Follow the above procedure in reverse. NOTE: Setscrew (D) Refer to page 16 for connector diagram.

Grounding wire (E) Cord guide 28 PARTS LIST

29 MODEL: MC230E PARTS LIST

9 14 18 15 8

5 17 6 16 3

7 4 7 7

13 13

10 12

22 22 25 21 24 22 26 26 23 26

30 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 852603200 Needle plate (unit) 2 852005103 Needle plate 3 654078004 Rotation stopper 4 751374007 Hook cover plate supporter 5 825016000 Hook cover plate release button 6 825017001 Spring 7 000169709 Setscrew 2x2.3 8 681009101 Needle plate setscrew 9 825018035 Hook cover plate 10 856601004 Needle plate set plate (unit) 11 856004001 Needle plate set plate (left) 12 827011001 Bobbin holder stopper 13 810220106 Setscrew 14 856605709 Face cover (unit) 15 856011702 Face cover 16 832508006 Thread cutter (unit) 17 000120203 Setscrew 3x8 (B) 18 000103107 Setscrew 4x14 19 856520008 Bed cover (unit) 20 856010000 Bottom cover 21 000151904 Setscrew 3x10 (B) 22 000081005 Setscrew 4x8 23 735002001 Rubber cushion 24 000097808 Setscrew 5x25 25 000061412 Hexagonal nut 5-3-8 26 739064003 Rubber cushion

31 MODEL: MC230E PARTS LIST

33 14 36 31

9 15 32 34 35 27 37 10

29 16 28 12 17 13

23 26 2 11 4

18 20 39 25 6 3

22 7 19 30 39 8 21

5 38

42 43

40 44 41 45

32 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 856606009 Presser bar base plate (unit) 2 856013003 Presser bar base plate 3 856014004 Needle drop adjusting plate 4 000101507 Setscrew 3.5x5 5 856015005 Presser bar 6 856016006 Presser bar spring 7 856017007 Presser bar supporter 8 000111500 Hexagonal socket screw 4x8 9 856018008 Presser bar guide plate 10 856019009 Tension release lever 11 856020003 Tension release lever spring 12 000255002 Washer 5 13 000002507 Snap ring E-4 14 856501003 Switch (unit) 15 000081706 Setscrew 2.5x5 16 856607000 Needle threader (unit) 17 856021004 Needle bar supporter 18 856079007 Threader lever 19 661617106 Threader shaft (unit) 20 660100304 Threader shaft 21 857604011 Threader plate (unit) 22 000003508 Spring pin 2x8 23 000125105 Pin E 2x16-CH 24 661027000 Threader shaft spring 25 661026009 Threader lever plate 26 000101105 Setscrew 3x4 27 661018008 Threader spring 28 000014100 Snap ring CS-2 29 000101404 Setscrew 4x6 30 830609703 Needle bar (unit) 31 507521008 Needle bar connecting stud (unit) 32 000111201 Hexagonal socket screw 4x4 33 856608001 Threader positioning setting plate (unit) 34 856022005 Threader positioning setting plate 35 734102009 Needle threader setting base 36 000097602 Setscrew 2x4 37 000111902 Hexagonal socket screw 3x4 38 856626005 Printed circuit board L (unit) 39 000081005 Setscrew 4x8 40 856115006 Presser foot 41 000103004 Setscrew 3.5x6 42 813404013 Needle 43 856012002 Presser bar lifter 44 822072005 Presser bar lifter pin 45 000115629 Setscrew TP 4x8

33 MODEL: MC230E PARTS LIST

1 9 2 2 4 5

7 6 3

12 15 14 13

17 20 18 20

24 22 19 15

25 16 11 23

21 15

34 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 660631103 Thread take-up lever (unit) 2 000036902 Washer FT80 3 639016007 Needle bar crank rod 4 660058007 Thread take-up lever pin 5 000002806 Snap ring E-6 6 000111201 Hexagonal socket screw 4x4 7 000037800 Washer FT40 8 660061003 Washer 9 000002105 Snap ring E-3 10 856609105 Thread tension (unit) 11 856502107 Thread tension (unit) 12 000024505 Spring pin 1.6x18 (K) 13 856610006 Solenoid (unit) 14 000002105 Snap ring E-3 15 000101105 Setscrew 3x4 16 853037004 Cushion 17 830660001 Thread break detection lever (unit) 18 834193000 Detection lever spring 19 000071013 Washer 4 20 000001207 Snap ring E-2.5 21 852607101 Sensor base plate (unit) 22 852012000 Sensor set plate 23 852502806 Printed circuit board G1 (unit) 24 000161103 Setscrew 3x6 (B) 25 000081005 Setscrew 4x8 26 639080002 Front cover set plate

35 MODEL: MC230E PARTS LIST

7 13 1 5 23 4 24 26 6 4 3 25

2 2 12 6

16 15 19 12 18 17 11 16 10 9

8 20

22 21

36 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 856611007 Upper shaft (unit) 2 000110901 Hexagonal socket screw 5x4 3 829042007 Upper shaft front bushing 4 000036717 Washer FT102 5 639095000 Ring 6 000111304 Hexagonal socket screw 5x5 7 731384008 Felt 8 660103008 Upper shaft timing gear 9 000020501 Spring pin 3x22 10 806010005 Upper shaft shield plate 11 820102009 Washer 12 000081005 Setscrew 4x8 13 000208505 Ball bearing 6800ZZ 14 000032609 Snap ring 5103-37 15 303025009 Belt wheel 16 000024206 Spring pin 3x30 17 502064003 Clutch ring 18 661024007 Clutch spring 19 000030205 Snap ring E-8 20 502068007 Handwheel 21 650071016 Timing belt 22 653139023 Timing belt 23 856625004 Upper shaft sensor (unit) 24 843505801 Printed circuit board P (unit) 25 856072000 Upper shaft sensor base plate 26 000101105 Setscrew 3x4

37 MODEL: MC230E PARTS LIST

11 13

15 11 12 14 6 12 16 10 7 15 15 9 14 5

15 11 8 1 13

38 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 856613009 Hook race (unit) 2 627567001 Bobbin holder stopper (unit) 3 000081005 Setscrew 4x8 4 000070506 Washer 4 5 627569405 Bobbin holder (unit) 6 102261103 Bobbin 7 856612008 Lower shaft (unit) 8 000219808 Ball bearing 698ZZ 9 000032403 Snap ring 5103-31 10 650076000 Lower shaft gear 11 000111304 Hexagonal socket screw 5x5 12 000038502 Washer 8x0.5 13 820672005 Lower shaft ring (unit) 14 820166001 Lower shaft ring 15 000111201 Hexagonal socket screw 4x4 16 650078002 Lower shaft bushing (front)

39 MODEL: MC230E PARTS LIST

25 21 24

2 17 5 16 23 6 15 3 8 13 9 18 4 22 9 12 14 19

7 9 11

20 6

10 9

40 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 856614011 Front cover (unit) 2 856032A01 Front cover 3 856033032 Touch panel frame 4 000014306 Snap ring CS-3 5 856503108 Touch panel (unit) 6 856123007 Touch panel sheet 7 856525003 LCD (unit) 8 856526004 Core 9 000120203 Setscrew 3x8 (B) 10 856528213 Printed circuit board A (unit) 11 856124008 EMI sheet 12 856506019 Printed circuit board Z (unit) 13 770397016 LCD brightness adjusting knob 14 856035104 Start/stop button 15 856507009 Printed circuit board F (unit) 16 735016307 Bobbin winder stopper 17 000103107 Setscrew 4x14 18 000061205 Hexagonal nut 4-3-7 19 639075004 Thread guide 20 856036002 Sheet 2 21 856037003 Front cover lid 22 000160607 Setscrew 3x16 (B) 23 000115205 Setscrew TP 4x6 24 000101806 Setscrew 4x16 25 653006101 Cap 26 856065206 Carriage cover 27 000103808 Setscrew 3x5

41 MODEL: MC230E PARTS LIST

39 14

12 13 12 1 11 7 6 3

5 10 12 19

8 27 4 22 2 20 9

15 24

17 23 16 12 36 18 12

12 37 38

28 37 29 31 33

32 12

32 32 34

30 35

12 42 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 856602809 Rear cover (unit) 2 856005909 Rear cover 3 856603006 Thread guide (unit) 4 000014409 Snap ring CS-8 5 834122101 Top cover thread guide 6 000162001 Setscrew 2.6x5 7 000020109 Spring pin 2x8 8 840602109 Thread cutter (unit) 9 000014306 Snap ring CS-3 10 856007004 Spool pin 11 000170507 Setscrew 4x12 12 000081005 Setscrew 4x8 13 856002009 Handle base plate 14 856003000 Handle 15 660609009 Idler (unit) 16 660018005 Idler base 17 625217100 Idler 18 000002806 Snap ring E-6 19 856622001 Bobbin winder (unit) 20 856517002 Bobbin winder (unit) 21 856068003 Clutch release plate 22 000120203 Setscrew 3x8 23 856069004 Bobbin winder base plate 24 000001609 Snap ring E-5 25 505071002 Bobbin winder spring 26 856512007 Switch (unit) 27 000081706 Setscrew 2.5x5 28 856624209 Switching power supply (unit) 29 856515000 Harness (unit) 30 856071009 Switching power supply case 31 856522000 Ferrite core 32 000161309 Setscrew 3x12 (B) 33 856627006 DC motor (unit) 34 856074002 DC motor bracket 35 000115504 Setscrew TP 5x10 36 856075003 Cord guide 1 37 000101404 Setscrew 4x6 38 856076004 Cord guide 2 39 822020503 Spool holder (large)

43 MODEL: MC230E PARTS LIST

22 37 6 7 14 4 8 10 12 39 39 20 13 21

15 6 9 6 11 6 39 38 39 23 38 23 39 38

16 5

18 19

32 6 34 36 6 26 6 25 6 28 6 15 33

6 6 6 24 35

26 6 30 31 29 17 6 27 6

44 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 856615207 Carriage (unit) 2 856616002 X-carriage (unit) 3 856619005 Y-carriage (unit) 4 856038004 Carriage base 5 856508000 Stepping motor (unit) 6 000103808 Setscrew 3x5 7 856617003 X-sensor (unit) 8 856040009 Gear 9 856041000 Gear set plate 10 856042001 Gear 11 000071116 Washer 5 12 000002507 Snap ring E-4 13 856618004 X-pulley (unit) 14 000101105 Setscrew 3x4 15 856044003 Timing belt S2M468 16 856061006 X-shaft 17 856059001 X-carriage guide 18 856062007 X-shaft set plate 19 000103705 Setscrew 4x5 20 856063008 X-belt set plate 1 21 856064009 X-belt set plate 2 22 856058000 Y-carriage base 23 000066705 Setscrew 3x8 24 856045004 Y-carriage 25 856510005 Stepping motor (unit) 26 856040009 Gear 27 856620009 Drive gear (unit) 28 856621000 Y-pulley (unit) 29 856050002 Carriage plate 30 856051003 Y-shaft 31 856052004 Y-shaft set plate 32 856054006 Y-belt set plate 1 33 856055007 Y-belt set plate 2 34 856056008 Y-shielding plate 35 856057009 Y-carriage base 36 843503418 Printed circuit board E2 (unit) 37 856060005 Cord cover 38 000053008 Cord binder 39 000081005 Setscrew 4x8

45 MODEL: MC230E PARTS LIST 1

2 3 4 5

6 7 8 9

11 12

13 14 15 16

17 18 19

46 MODEL: MC230E PARTS LIST KEY PARTS DESCRIPTION NO. NO.

1 856870800 Accessory (unit) 2 102261103 Bobbin 3 102403109 Felt 4 802424004 Lint brush 5 820832005 Screwdriver 6 803813007 Scissors 7 625031500 Spool pin 8 829803004 Spool holder base 9 822019509 Spool holder (small) 10 653802002 Screwdriver 11 852802108 Needle set (unit) 12 856801006 Embroidery hoop (unit) 13 860406309 Thread guide 14 856803008 Template sheet (unit) 15 856804009 Caution card 16 856805000 Instructional CD video 17 830335004 Power supply cord (unit) 18 856800452 Instruction book 19 856802007 Dust cover