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Janome MC230E, Service Manual

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Janome MC230E Service Manual Download Page 23

19

MC200E

Adjusting the Tension Solenoid

1. Remove the face cover, bed cover and front

    cover.

2. Lower the presser foot lifter.

    Loosen the 2 setscrews.

3. Slide the solenoid to make a 1.6 mm gap be

    tween the solenoid and snap ring.

4. Tighten the setscrews.

5. Attach the front cover.

Setscrews

1.6 mm

Snap ring

Summary of Contents for MC230E

Page 1: ...MC230E...

Page 2: ...eads 3 Insert the needle correctly 4 Reduce the thread tension 5 Adjust the needle bar height 6 Adjust the clearance between needle and hook 7 Adjust the hook timing 8 Clean the hook area Page 7 Page...

Page 3: ...pond Start Stop button is faulty A board is faulty 1 Replace the F board 2 Replace the A board Page 18 Page 16 Machine does not run DC motor is faulty A board is faulty 1 Replace the DC motor 2 Replac...

Page 4: ...ing the Tension Release Mechanism 12 Repalceing the Thread Tension Unit 13 Replacing and Adjusting the Needle Threader 14 Adjusting the Height of the Embroidery Foot 15 ADJUSTMENT FOR ELECTRICAL COMPO...

Page 5: ...1 MC200E Replacing External Parts 1 Face Cover Replacing the face cover To remove 1 Remove the setscrew and remove the face cover To attach 2 Follow the above procedure in reverse Setscrew Face cover...

Page 6: ...plate NOTE Place a 100 mm thick block on the back of the machine when laying the machine on the back to prevent the carriage from damage 3 Remove the 6 setscrews A and remove the bottom plate 4 Remove...

Page 7: ...then turn the power switch off Remove the face cover and bed cover 2 Loosen the setscrew A 3 Remove the cap and setscrew B 4 Remove the 2 setscrews C 5 Remove all the connctors from the printed circu...

Page 8: ...bed cover 2 Remove the setscrew A 3 Remove the 2 setscrews B 4 Remove the 2 setscrews C 5 Remove the rear cover while pulling the end of the carriage up just enough to remove the rear cover To attach...

Page 9: ...etscrews A 4 Move the needlebar supporter and adjust the position of the needle 5 Tighten the setscrews A NOTE Check and the hook timing and clearance between nthe needle and hook Adjust them if neces...

Page 10: ...ip 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 and presser foot Replace the ne...

Page 11: ...upper surface of the rotary hook to 3 4 mm 6 Tighten the setscrews Be sure that he groove of the needle is facing right in the front 7 Attach the bobbin holder and presser foot Replace the needle with...

Page 12: ...he 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 5 Tighten the setscrews A B and C firmly 6 Check the backlash between the rotary hook gear a...

Page 13: ...the hook 4 Turn the lower shaft bushing eccentric in the direction A if the gears do not turn snoothly Turn the lower shaft bushing in the direction B if the rotary play is larger than 0 8 mm 5 Tighte...

Page 14: ...the direction A if the needle stop position is lower than 13 8 mm Turn the upper shaft shield plate in the direction B if the needle stop position is higher than 13 8 mm 6 Set the right side of the sh...

Page 15: ...the direction of the arrow at approximately 110 mm sec 1 Remove the front cover lid 2 Set the tesion dial at 4 3 Lower the presser foot lifter and measure the thread tension 4 Turn the adjusting screw...

Page 16: ...t need to disconnect the connectors 2 Lower the presser foot lifter and set the tesion 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 set...

Page 17: ...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 sol...

Page 18: ...To adjust 1 If the threader hook thrusts or hits against either left or right side of the needle eye loosen the setscrew A and adjust the lateral position of the threader plate 2 If the threader hook...

Page 19: ...cover and front cover 2 Lower the presser foot lifter Turn the hand wheel until the presser foot reaches the lowest position 3 Loosen the setscrew and move the presser bar up or down to adjust the hei...

Page 20: ...ew Presser foot lifter sensor white Upper shaft sensor black Y motor black X motor white Tension solenoid white Bobbin winder switch blue To remove 1 Remove the face cover bed cover and front cover 2...

Page 21: ...r 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 fo...

Page 22: ...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 Refer to the f...

Page 23: ...the face cover bed cover and front cover 2 Lower the presser foot lifter Loosen the 2 setscrews 3 Slide the solenoid to make a 1 6 mm gap be tween the solenoid and snap ring 4 Tighten the setscrews 5...

Page 24: ...hten the setscrews 6 Attach the rear cover front cover bed cover and front cover Adjusting the motor belt tension The motor belt should deflect 7 to 9 mm when 300 grams of pressure is applied to the c...

Page 25: ...ver remove only the X motor and Y motor connectors 2 Remove the setscrew A and remove the carrage cover 3 Remove the 4 setscrews B and remove the carriage unit To attach 4 Follow the above procedure i...

Page 26: ...carriage to the home position 4 The gap between the stopper and hoop setting 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...

Page 27: ...age to the home position 4 The gap between the stopper and X carriage guide should be 3 mm Loosen the setscrew and adjust the position of the X sensor 5 Turn the power switch off and turn it on again...

Page 28: ...of the hole in the template 5 If the needle does not drop in the center turn the power swtch off and adjust the position of the Y shield plate or X sensor refer to the previous pages 6 Turn the power...

Page 29: ...d 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 Stop the machine and attach the carr...

Page 30: ...presser foot 5 Run the machine and loosen the setscrew While the carriage is moving in the direction of the arrow adjust the X motor position so the gear noise is lowest and tighten the setscrew 6 Sto...

Page 31: ...of the Y carriage adjust the position of the Y carriage supporter 3 Loosen the setscrew and insert a 0 2 mm thick gauge under the Y carriage supporter 4 Tighten the setscrew while pressing the Y carr...

Page 32: ...rear cover 2 Remove the setscrew A and remove the grounding wire 3 Remove the 3 setscrews B and remove the switching power supply To attach 4 Follow the above procedure in reverse NOTE Refer to page...

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