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Janome 15822 Servise Manual

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SERVICE MANUAL
MODEL:15822
1

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Summary of Contents for Janome 15822

  • Page 1 SERVICE MANUAL MODEL:15822...

  • Page 2: Table Of Contents

    CONTENTS WHAT TO DO WHEN ..................3-5 SERVICE ACCESS FACE COVER ....................6 TOP COVER ....................6 BASE COVER....................7 REAR COVER ....................8 FRONT COVER .................... 9 MECHANICAL ADJUSTMENT NEEDLE THREAD TENSION ..............10 BOBBIN TENSION ..................11 PRESSER BAR HEIGHT AND ALIGNMENT ..........12 NEEDLE SWING ..................

  • Page 3: What To Do When

    WHAT TO DO WHEN CONDITION CAUSE HOW TO FIX REFERENCE 1. SKIPPING 1. NEEDLE IS NOT INSERTED INSERT THE NEEDLE PROPERLY. STITCHES PROPERLY. 2. NEEDLE IS BENT OR WORN. CHANGE THE NEEDLE. 3. INCORRECTLY THREADED RETHREAD. 4. NEEDLE OR THREAD ARE USE THE RECOMMENDED INAPPROPRIATE FOR THE SEWING NEEDLE AND THREAD.
  • Page 4 WHAT TO DO WHEN CONDITION CAUSE HOW TO FIX REFERENCE 3. BREAKING 1. INITIAL SEWING SPEED IS START WITH MEDIUM SPEED. UPPER TOO FAST. THREAD 2. THREAD PATH IS USE THE PROPER THREAD INCORRECT. PATH. 3. NEEDLE IS BENT OR DULL. REPLACE WITH A NEW NEEDLE.
  • Page 5 WHAT TO DO WHEN CONDITION CAUSE HOW TO FIX REFERENCE 6. NOISY 1. BACKLASH BETWEEN SEE MECHANICAL P.14 OPERATION SHUTTLE HOOK GEAR AND ADJUSTMENT “CLEARANCE LOWER SHAFT GEAR IS TOO BETWEEN NEEDLE AND GREAT. SHUTTLE (NO.2)”. 2. LOWER SHAFT GEAR IS ELIMINATE THE LOOSENESS.

  • Page 6: Service Access

    SERVICE ACCESS FACE COVER TO REMOVE: 1. REMOVE THE FACE COVER BY REMOVING THE CAP (A) AND SETSCREW (B). TO ATTACH: 2. FOLLOW THE ABOVE PROCEDURE IN REVERSE. FACE COVER SETSCREW(B) CAP(A) TOP COVER TO REMOVE: 1. REMOVE THE SETSCREWS (C). 2.

  • Page 7: Base Cover

    SERVICE ACCESS BASE COVER TO REMOVE: 1. LOOSEN THE SETSCREWS (A). 2. REMOVE THE BASE PLATE. TO ATTACH: 3. MOUNT THE BASE PLATE AND SECURE IT WITH SETSCREWS. BASE COVER...

  • Page 8: Rear Cover

    SERVICE ACCESS REAR COVER TO REMOVE: 1. REMOVE THE FACE COVER AND SETSCREW (A) (SEE PAGE 4). 2. OPEN THE SHUTTLE COVER AND REMOVE THE SETSCREWS (B), (C) AND (D). 3. REMOVE THE CAPS AND SETSCREWS (E), (F), (G), 4. REMOVE THE SETSCREWS (H) AND (I). 5.

  • Page 9: Front Cover

    SERVICE ACCESS FRONT COVER TO REMOVE: 1. REMOVE THE FACE COVER AND TOP COVER (SEE PAGE 4 AND 5). 2. LOOSEN THE SETSCREW (A). 3. REMOVE THE SETSCREW (B), REMOVE THE REAR COVER (SEE PAGE 6). LOOSEN THE SETSCREW (C), (E) AND (H). REMOVE THE SETSCREW (D). 4.

  • Page 10: Mechanical Adjustment

    MECHANICAL ADJUSTMENT TOP TENSION THE TOP TENSION SHOULD BE BETWEEN 65 AND 80G WHEN PULLING THE THREAD UP IN THE DIRECTION OF C. * USE POLYESTER SEWING THREAD #50 (WHITE). * IF IT IS NOT WITHIN THE ABOVE LIMIT, ADJUST AS FOLLOWS. 1.

  • Page 11: Bobbin Tension

    MECHANICAL ADJUSTMENT BOBBIN TENSION TO CHECK: SET THE BOBBIN IN THE BOBBIN CASE AND PASS THE THREAD (COTTON #50) THROUGH THE TENSION SPRING. THE BOBBIN THREAD TENSION SHOULD BE 45–55g WHEN PULLING THE THREAD IN THE DIRECTION OF (B). IF THE TENSION IS OUT OF THE RANGE, ADJUST IT AS FOLLOWS: ADJUSTMENT PROCEDURE: 1.

  • Page 12: Presser Bar Height And Alignment

    MECHANICAL ADJUSTMENT PRESSER BAR HEIGHT AND ALIGNMENT TO CHECK: 1. RAISE THE PRESSER FOOT LIFTER (A). 2. THE DISTANCE BETWEEN THE PRESSER FOOT (D) AND THE NEEDLE PLATE (E) SHOULD BE 6.0 MM (0.24˝). ADJUSTMENT PROCEDURE: 1. REMOVE THE FACE COVER (SEE PAGE 7). 2.

  • Page 13: Needle Swing

    MECHANICAL ADJUSTMENT NEEDLE SWING TO CHECK: ADJUST THE NEEDLE SWING ACCORDING TO THE FOLLOWING PROCEDURE, IF THE NEEDLE BAR STARTS MOVING SIDEWAYS WHILE THE NEEDLE IS IN THE FABRIC AT SEWING THE ZIGZAG PATTERN (WITH MAXIMUM ZIGZAG WIDTH). ADJUSTMENT PROCEDURE: 1.

  • Page 14: Needle Drop Position

    MECHANICAL ADJUSTMENT NEEDLE DROP POSITION TO CHECK: WHEN THE NEEDLE SWINGS IN MAXIMUM ZIGZAG WIDTH, THE DISTANCE BETWEEN BOTH ENDS OF THE NEEDLE HOLE IN THE NEEDLE PLATE AND THE NEEDLE DROP POSITIONS SHOULD BE EQUAL. IF NOT, ADJUST AS FOLLOWS: ADJUSTMENT PROCEDURE: 1.

  • Page 15: Clearance Between Needle And Shuttle

    MECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND SHUTTLE (ADJUSTMENT METHOD NO. 1) TO CHECK: THE CLEARANCE BETWEEN THE NEEDLE AND SHUTTLE RACE SHOULD BE –0.05 TO +0.10 IF NOT, ADJUST AS FOLLOWS: ADJUSTMENT PROCEDURE: 1. REMOVE THE FACE COVER (SEE PAGE 4). 2.
  • Page 16 MECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND SHUTTLE (ADJUSTMENT METHOD NO.2) TO CHECK: USE THIS ADJUSTMENT METHOD NO. 2 IF THE CLEARANCE CANNOT BE ADJUSTED BY METHOD NO.1. THE CLEARANCE BETWEEN THE NEEDLE AND SHUTTLE RACE SHOULD BE –0.05 TO +0.10 MM. ADJUSTMENT PROCEDURE: 1.

  • Page 17: Feed Dog Height

    MECHANICAL ADJUSTMENT FEED DOG HEIGHT TO CHECK: 1. LOWER THE PRESSER FOOT. 2. TURN THE HANDWHEEL TOWARD YOU UNTIL THE NEEDLE BAR COMES TO THE FEED DOG ABOVE THE NEEDLE PLATE SHOULD BE 0.75–0.90 MM. IF IT IS NOT IN THE RANGE, ADJUST AS FOLLOWS. ADJUSTMENT PROCEDURE: 1.

  • Page 18: Needle Bar Height

    MECHANICAL ADJUSTMENT NEEDLE BAR HEIGHT TO CHECK: WHEN THE TIP OF SHUTTLE HOOK MEETS THE LEFT SIDE OF THE NEEDLE IN ASCENDING TRAVEL OF THE NEEDLE FROM ITS LEFT AND LOWEST POSITION, THE DISTANCE BETWEEN THE TOP OF THE NEEDLE EYE AND THE TIP OF THE SHUTTLE HOOK SHOULD BE IN THE RANGE OF 2.9-3.5 MM.

  • Page 19: Needle Timing To Shuttle

    MECHANICAL ADJUSTMENT NEEDLE TIMING TO SHUTTLE TO CHECK: THE HEIGHT OF THE NEEDLE POINT FROM ITS LOWEST POINT OF TRAVEL SHOULD BE IN THE RANGE OF 1.45-1.95 MM WHEN THE TIP OF THE SHUTTLE HOOK JUST MEETS THE LEFT SIDE OF THE NEEDLE AT THE LEFT NEEDLE POSITION. ADJUSTMENT PROCEDURE: 1.

  • Page 20: Buttonhole Feed Balance

    MECHANICAL ADJUSTMENT BUTTONHOLE FEED BALANCE TO CHECK: WHEN SEWING BUTTONHOLE, THE STITCHES ON EACH SIDE OF BUTTONHOLE SHOULD BE THE SAME STITCH DENSITY. THE RANGE OF 9-12 STITCHES IN THE RIGHT SIDE ROW (BACKWARD FEEDING) AGAINST 10 STITCHES IN THE LEFT SIDE ROW (FORWARD FEEDING) IS CONSIDERED ACCEPTABLE.

  • Page 21: Distorted Pattern (Model Next 40, 30 Only)

    MECHANICAL ADJUSTMENT DISTORTED PATTERN (MODEL NEXT 40, 30 ONLY) TO CHECK: IF THE STRETCH STITCH PATTERNS ARE DISTORTED WITH SETTING THE STITCH LENGTH DIAL AT “S.S.”. (IN CASE OF BEING A DIFFERENCE BETWEEN FORWARD FEEDING AND BACKWARD FEEDING DURING STRETCH STITCH PATTERNS), MAKE AN ADJUSTMENT AS FOLLOWS: ADJUSTMENT PROCEDURE: 1.

  • Page 22: Adjusting Buttonhole Lever Position

    MECHANICAL ADJUSTMENT ADJUSTING BUTTONHOLE LEVER POSITION TO ADJUST THE BUTTONHOLE LEVER GUIDE: 1. ENTER THE BUTTONHOLE SENSOR ADJUSTING MODE. (SEE BELOW. THE LCD SHOULD DISPLAY BH SYMBOL.) 2. REMOVE THE FACE COVER (SEE PAGE 8) AND LOOSEN THE SETSCREW (A). 3.

  • Page 23: Disengagement Of Cam Follower

    MECHANICAL ADJUSTMENT DISENGAGEMENT OF CAM FOLLOWER TO CHECK: IF THE CLEARANCE BETWEEN THE CAM FOLLOWER AND THE TOP CONVEX OF THE ZIGZAG CAM IS NOT ENOUGH, THE PATTERN SELECTOR DIAL IS BLOCKED OR WILL NOT SELECT THE CORRECT PATTERN. ADJUSTMENT PROCEDURE: 1.

  • Page 24: Motor Belt Tension

    MECHANICAL ADJUSTMENT MOTOR BELT TENSION TO CHECK: 1. IMPROPER BELT TENSION MAY CAUSE NOISE, OVERLOAD OF MOTOR, SLOW RUNNING OR MOTOR BELT JUMPING. 2. THE BELT DEFLECTION SHOULD BE 7 MM - 9 MM WHEN PRESSING THE MIDDLE OF THE MOTOR BELT WITH APPROXIMATELY 300 GRAMS OF PRESSURE. ADJUSTMENT PROCEDURE: REMOVE THE FRONT AND REAR COVER (SEE PAGE 6, 7).

  • Page 25: Wiring

    WIRING 1. WIRING FOR MACHINE SOCKET UNIT 120V 240V M: MOTOR L: LAMP 2. WIRING DIAGRAM FOOT CONTROL MACHINE SOCKET LAMP SOCKET MOTOR...

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