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Janome JUNO E1030, Service Manual And Parts List, Page: 26 / 43

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Janome JUNO E1030 Service Manual And Parts List Download Page 26

24

PRINTED CIRCUIT BOARD A

TO REMOVE:

1.  Remove the front cover. (Refer to page 6.)

2.  Pull out connectors from the printed circuit board A.

3.  Remove the setscrews (4 pcs.) and the printed circuit board A.

TO ATTACH:

4. Follow the above procedures in reverse.

NOTE:

Do not disconnect the connectors by pulling on cord. 

To disconnect, grasp the connector, not the cord.

REPLACING THE ELECTRONIC COMPONENTS

Printed circuit board A

Setscrew

Setscrew

Printed circuit board L

Setscrew

Setscrew

Summary of Contents for JUNO E1030

Page 1: ...SERVICE MANUAL PARTS LIST MODEL E1030 First Edition 14 February 2019...

Page 2: ...E ROTARY HOOK 12 FEED DOG HEIGHT 13 BACKLASH BETWEEN HOOK GEAR AND LOWER SHAFT GEAR 14 TOP TENSION 15 STRETCH STITCH FEED BALANCE 16 REPLACEMENT AND ADJUSTMENT OF THE NEEDLE THREAD PLATE 17 SELF DIAGN...

Page 3: ...d Use a HAx1 11 blue tip needle See mechanical adjustment Adjustment of Needle bar height See mechanical adjustment Adjustment of Hook timing See mechanical adjustment Clearance between needle and tip...

Page 4: ...bbin thread 1 Bobbin holder is incorrectly threaded 2 Too much thread is wound on the bobbin 3 Lint is stuck inside the bobbin holder 4 Thread quality is too low 5 Thread is jamming around the bobbin...

Page 5: ...t tension 4 Not enough oil 5 Upper shaft gear is loose Eliminate the backlash Eliminate the looseness See part removal and replacement driving motor DC motor Oil all moving parts Eliminate the loosene...

Page 6: ...4 CHANGING EXTERNAL PARTS FACE COVER To remove 1 Remove the setscrew q 2 Remove the face cover w To attach 3 Follow the above procedure in reverse w q...

Page 7: ...e the setscrew q 2 Remove the setscrew w 3 Move the bed cover e to the left to unlock the cover 4 Slide the bed cover to the up to remove the cover To attach 5 Follow the above procedures in reverse C...

Page 8: ...Loosen the setscrew r 6 Remove the setscrew t 7 Disengage the front cover and rear cover hooks 8 Remove the front cover y 9 Disconnect all the connectors from the circuit board A NOTE Do not disconnec...

Page 9: ...face cover bed cover and front cover Refer to page 4 to 6 2 Remove the setscrew q 3 Remove the setscrews w 4 pcs 4 Remove the rear cover e 5 Disengage the rear cover e and thread tension hooks r To at...

Page 10: ...ck block under the presser foot and lower the presser foot lifter 3 Loosen the hexagonal socket screw Raise the presser foot lifter and tighten the setscrew firmly Attach the needle and face plate NOT...

Page 11: ...h on 2 Remove the face cover 3 Set the stitch width to 5 0 4 Make the following adjustments if the clearance between the needle drop position and the adge of the needle are even for both sides Turn th...

Page 12: ...socket screws on the lower shaft gear 5 Turn the handwheel toward you to raise the needle bar 1 7 mm from its right lowest position 6 While holding the handwheel to prevent the needle bar from moving...

Page 13: ...ition 3 Remove the needle plate and bobbin holder 4 Turn the handwheel toward you until the hook point meets the right side of the needle 5 Loosen the hexagonal socket screw and move the needle bar up...

Page 14: ...ate in the direction of C when the clearance it too small Adjust the clearance betweeen the needle and hook betweeen 0 10 to 0 05 mm Tighten the setscrews The edge of presser bar base plate should alw...

Page 15: ...e plate should be 0 80 to 0 95 mm If it is not in the range adjust as follows To adjust 3 Loosen the screw A 4 Turn the handwheel to bring the feed dog to its highest position 5 If the feed dog height...

Page 16: ...A If the rotary play is too large turn the lower shaft bussing in the direction of B If the rotary play is too small turn the lower shaft bussing in the direction of C 4 Tighten the setscrew A 5 Atta...

Page 17: ...of the range adjust as follows 1 Remove the front cover refer to page 6 2 Set the tension dial at 4 3 After threading the upper thread lower the presser foot If the top tension is too tight turn the l...

Page 18: ...f 10 pieces of the triple stitch pattern is shorter than 25 mm Turn the hexagonal socket screw in the direction of B if the total length of 10 pieces of the triple stitch pattern is longer than 27 mm...

Page 19: ...knob and pull the threader plate supporter down to remove it see FIG 1 2 To install the needle threader plate line the groove up with the pin and push it up to snap fit TO ADJUST THE THREADER PLATE PO...

Page 20: ...n Turn on the switch If any of the following problems occur take the recommended actions in the order they are shown 1 The machine does not respond when the power switch is turned on Check each connec...

Page 21: ...button y is pressed LED displays 7 when button u is pressed When q u are pressed LED displays b as shown LED displays 3 When the bobbin winder spindle is moved to the right buzzer sounds and LED displ...

Page 22: ...sound Stitch width or length symbol does not appear REMEDY Replace the circuit board A 06 ZIGZAG MOTOR STEP MOTOR AND FEED MOTOR LED displays 5 Turn the handwheel LED displays the top bar symbol when...

Page 23: ...is defective condition press the reverse stitch button to proceed the next step 08 SLIDE VOLUME Press the needle up down button If the result is correct condition press the MODE key to proceed the nex...

Page 24: ...ill be displayed The defective part number Refer to pages 19 to 21 Steps and items section Press the reverse stitch button to return to 01 Turn the power switch off when the self diagnostic test is fi...

Page 25: ...G THE ELECTRONIC COMPONENTS Not applicable for this machine Printed circuit board L White Printed circuit board P Black Switching ragulator White ErP switch Red Feed motor White DC motor White Bobbin...

Page 26: ...Remove the setscrews 4 pcs and the printed circuit board A TO ATTACH 4 Follow the above procedures in reverse NOTE Do not disconnect the connectors by pulling on cord To disconnect grasp the connecto...

Page 27: ...emove the setscrew and LED cover 4 Remove the snap rings CS 4 pcs 5 Remove the printed circuit board L TO ATTACH 6 Follow the above procedures in reverse NOTE Do not disconnect the connectors by pulli...

Page 28: ...and the motor belt Tighten them with setscrews 2 pcs lightly 4 Move the motor up or down to adjust the motor belt tension The belt should deflect 7 to 9 mm when applying 300 grams force of load to the...

Page 29: ...hing regulator with cords TO ATTACH 3 Follow the above procedures in reverse Be sure to connect the connectors switching regulator connector white and ErP switch connector Red to the circuit board A R...

Page 30: ...28 MODEL E1030 PARTS LIST 1 2 2 3 4 5 10 8 9 12 11 13 13 14 15 16 17 18 18 20 21 19 26 25 22 23 23 18 27 24 35 31 28 32 30 29 33 18 34 4 6 7...

Page 31: ...15205 810220003 639026000 Upper shaft unit Hexagonal socket screw 4x4 Hexagonal socket screw 4x6 Washer FT80 Shaft supporter plate Felt Lower shaft ring Upper shaft shielding plate Spring pin 3x14 Sha...

Page 32: ...30 MODEL E1030 PARTS LIST 1 2 3 4 5 6 7 8 9 10 26 27 11 12 13 20 14 21 19 22 23 15 16 17 18 24 25 28 29 30 31 32 33 34 35 36 37 40 39 38...

Page 33: ...t plate Hexagonal socket screw 3x4 Supporter adjusting plate Washer FT60 Ring Hexagonal socket screw 4x4 Setscrew 4x6 Needle bar supporter spring 2 Setscrew 4x8 Needle Needle bar supporter spring Pres...

Page 34: ...32 MODEL E1030 PARTS LIST 1 2 19 21 22 23 20 3 4 5 6 7 7 8 9 10 10 11 12 13 14 15 10 10 16 17 18 27 29 28 30 26 25 25 24...

Page 35: ...ed base spring Feed fork spring Feed fork spring plate Snap ring E 4 Hook race supporter plate Setscrew 4x12 Setscrew 3x12 Lower shaft bushing Setscrew 4x8 Lower shaft bushing set plate Setscrew TP 5x...

Page 36: ...34 MODEL E1030 PARTS LIST 13 17 14 15 16 29 31 28 32 26 40 42 41 26 30 33 26 34 35 36 44 43 28 28 39 37 11 1 2 3 4 5 6 7 8 9 10 12 18 21 23 22 26 38 20 19 24 25 27...

Page 37: ...000002105 627569106 102261000 Needle plate unit Needle plate Support needle plate Setscrew 2x3 5 Spring Snap ring CS 2 4 Hook cover plate release button Supporter plate Setscrew 1 7x2 5 B Nut Setscrew...

Page 38: ...36 MODEL E1030 PARTS LIST 1 2 3 10 4 6 7 9 8 8 5 12 13 13 11 11 11 11 11 11 14 15 19 16 18 12 17...

Page 39: ...09004 805024009 840602006 000104108 805028003 805023008 Rear cover unit Rear cover Felt Thread guide plate unit Setscrew 3x8 B Thread guide unit Adjustable lock nut 4 Rubber base Rubber base Carrying...

Page 40: ...38 MODEL E1030 PARTS LIST 34 35 36 37 2 3 5 8 9 28 6 10 17 18 30 31 21 22 20 32 9 19 16 23 33 26 27 24 25 13 6 11 14 15 12 7 4 6 6 1 29...

Page 41: ...tton Printed circuit board A unit Flame retardant insulating paper Setscrew 3x8 B Printed circuit board L unit Lamp holder Snap ring CS 3 Bobbin winder unit Bobbin winder arm unit Clutch lever Setscre...

Page 42: ...40 MODEL E1030 PARTS LIST 1 2 3 4 7 6 9 10 13 12 11 14 16 15 17 5 8...

Page 43: ...500 102261000 639804000 653802002 802424004 647808009 830335004 808550008 805800007 661802007 Standard accessories Zipper foot E Satin stitch foot F Sliding buttonhole foot Spool holder large Spool ho...

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