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Husqvarna VIKING Designer Jade Service Manual

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SERVICE MANUAL
Designer Jade
Made in Sweden
8 Oct 2015
1047355-26

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Summary of Contents for Husqvarna VIKING Designer Jade

  • Page 1 SERVICE MANUAL Designer Jade Made in Sweden 8 Oct 2015 1047355-26...

  • Page 2: Table Of Contents

    Table of contents 1. MOTOR BELT TENSION .......................3 2. TIMING BELT TENSION .......................3 3. BACKLASH OF HOOK GEAR....................4 4. TIMING OF THE UPPER AND LOWER SHAFT ..............5 5. GAP BETWEEN NEEDLE AND HOOK .................6 6. SETTING THE FEED DOG ....................7 7.

  • Page 3: Motor Belt Tension

    Settings 1. MOTOR BELT TENSION If the motor belt tension is too tight or too loose, machine will not run smoothly. Adjustment 1. Remove the front and rear enclosures. 2. Loosen the 2 screws (a, b) 3. Move the motor up or downward and tentatively tighten the screws.

  • Page 4: Backlash Of Hook Gear

    Settings 3. BACKLASH OF HOOK GEAR If there is too much play on the hook gear on the turning direction, it may be the cause for machine 0.1-0.3 mm not to sew properly and/or making excessive sewing noise. Check 1. Free play at the tip of hook may be 0.1-0.3 mm. Note: To do this check on least 3 different spots during the revolution of the hook by turning the handwheel.

  • Page 5: Timing Of The Upper And Lower Shaft

    ネジＡ Settings 4. TIMING OF THE UPPER AND LOWER SHAFT The upper and lower shaft must be positioned cor- rectly as follows. Check 1. Remove the front enclosure. 2. Turn the handwheel toward you until the needle is its lowest point. At this time, the mark (a - very small molded line on edge) on the lower shaft timing pulley must be facing toward you.

  • Page 6: Gap Between Needle And Hook

    Settings 5. GAP BETWEEN NEEDLE AND HOOK If the needle hits against the hook, it may be the cause of needle and thread breakages. If the gap between needle and hook is too big, it will cause to skip stitches. Check and adjust as follows: Prior to make this adjustment, check that the needle is not bent and the needle is inserted correctly.

  • Page 7: Setting The Feed Dog

    Settings 6. SETTING THE FEED DOG Check 1. Slideways the feed dog should be symmetrically set in relation to the needle plate slot. Adjustment 1. Remove the presser foot and holder. 2. Remove the needle plate. 3. Loosen the 2 screws tightening the feed dog. 4.

  • Page 8: Height Of The Feed Dog

    Settings 7. HEIGHT OF THE FEED DOG If the feed dog does not come up over the needle plate enough, it will result in insufficient and/or uneven feed of fabrics. Check 1. The feed dog should come up over the needle 0.9-1.0 mm plate (0.9-1.0 mm) when its highest position. If it does not come up enough, adjust as follows: Adjustment 2 View from backside...

  • Page 9: Height And Direction Of Presser Foot

    Settings 8. HEIGHT AND DIRECTION OF PRESSER FOOT Check 1. The height of the presser foot from the needle plate should be 6.5 mm when it is lifted up. 2. The presser foot should be facing frontward (the 6.5 mm edge of foot is parallel with the feed dog slot on needle plate).

  • Page 10: Needle Plate And Needle Position

    Settings 9. NEEDLE PLATE AND NEEDLE POSITION Calibration Point Check 1. Remove the light cover. 2. Start the service program. ( See page 22) 3. In menu 1, Press Key No 2 (Step motor will move the calibration point.) 4. At this time, the gap between the projection (a) on the center gear and the bracket should be 0 (zero).

  • Page 11: Position Of Needle Point Limiting Plate

    Settings 10. POSITION OF NEEDLE POINT LIMITING PLATE The needle point limiting plate is protecting the needle hits the needle plate. Check and adjust as follows. Check 0.25mm 1. Set the pattern to [Straight stitch No.0] and set the needle position to the extreme right (3.5). 2.

  • Page 12: Height Of Needle Bar

    Settings 11. HEIGHT OF NEEDLE BAR Height of needle bar could be the cause for stitches to skip. Check as the following procedures. Check 1. Set the pattern to [Straight stitch No.1] which is straight stitch on center needle position. 2.

  • Page 13: Height Of Needle Threader

    Settings 12. HEIGHT OF NEEDLE THREADER If the height of needle threader is not correct, the hook on threader will not enter the needle eye. Check and adjust as follows: Check 1. Insert a new #70 needle. 2. Raise the needle to its highest point by turning the handwheel.

  • Page 14: Timing Of The Hook

    Settings 13. TIMING OF THE HOOK Check 1. Set a new needle size 90 universal into the ma- chine. 2. Remove the needle plate and bobbin holder. 3. Set the pattern at [Straight stitch No.1] (Straight stitch on center needle postion.) 4.

  • Page 15: Adjusting The Feed Regulator

    Settings 14. ADJUSTING THE FEED REGULATOR Check 1. Remove the front cover. 2. Take the front cover and connected it. Lay it on top of the casting. 3. Go to the service program and in menu 1. Press the Key No. 7. (Feed step motor calibration posi- tion) 4.

  • Page 16: Adjusting The Forward Reverse Stitch

    Settings 15. ADJUSTING THE FORWARD REVERSE STITCH When stretch stitch sewing, the lengths of the for- ward and reverse stitches should be the same. Check and adjust as follows. • We recommend checking “Height of the Feed-dog (Sec. 4)” before you make this adjustment. Check 1.

  • Page 17: Adjusting The Lower Thread Tension

    Settings 16. ADJUSTING THE LOWER THREAD TENSION Check 1. Insert a full bobbin into the bobbin case, use nor- mal polyester thread. 2. The thread tension spring of the bobbin case shall give a resistance of 17g (Polyester #50 White ) when pulling the thread slowly.

  • Page 18: Upper Thread Tension

    Settings 17. UPPER THREAD TENSION STEP 1 Check 1. Remove the thread tension cover. 2. In service program, Menu 1, press the Key No. 4. 3. At this time, the projection (a) should be touching the stopper (b) of the bracket. Adjustment 1.

  • Page 19: Flatness Of The Base

    Settings 18. FLATNESS OF THE BASE Adjustment 1. Remove the Embroidery unit. 2. Place the machine on flat stable table. 3. Adjust the height of the rubber feet (a, b) by turn- ing the adjusting center screws (c, d) so that the base will be stabilized.

  • Page 20: Adjustments For Buttonhole Lever Position

    Settings 19. ADJUSTMENTS FOR BUTTONHOLE LEVER POSITION Check 1. If the machine dose not sew even with the but- tonhole lever all the way down, it means that the buttonhole lever is not positioned properly. Also, if the buttonhole lever is not positioned properly, the machine will sew buttonhole as shown or incor- rectly.

  • Page 21: Bobbin Winder

    Settings 20. BOBBIN WINDER BOBBIN WINDS Adjustment If bobbin winds unevenly, adjust as follows: 1. If bobbin winds as shown, turn the screw (a) to the left (-). 2. If bobbin winds as shown, turn the screw (a) to the right (+).

  • Page 22: Service Program

    Service Program Service Program Service Menu 1 - Stepper Motors In order to facilitate the checking and setting of the different functions of the machine, there is a service program. Entering service menu 1. 1. Pressing the “ - “ button of the Stitch length button and Mirror side to side button simultaneously Sewing mode Press...

  • Page 23: Service Menu 2 - Display Test, Sensors Test, Reset Functions

    Service Program Key No 7 - Cal Pos Feed Is used to set the feed step motor. The step motor takes its calibration position. Key No 8 - Zero Feed Is used to check the stitch length balance. The feed dog should now stand still (0-feeding).
  • Page 24 Service Program 6. Sensors test 4 4. Sensors test 2 1. One step buttonhole switch Show the current status for the one step buttonhole switch. Buttonhole switch is comprised of 2 1. Upper thread sensor switch:BH-FORE, BH-BACK. The box shall be filled A square of the upper thread sensor filled when you when the switch is activated, and not filled when the performed the following operation: switch is idle.

  • Page 25: Service Menu 3 - Default Tension Adjustment, Test Pattern

    Service Program 8. Reset functions 2 Key No 0 Is used to setting the upper thread tension. Tension step motor will be moved to adjust point when this key is pressed. In this point, adjust the tension correctly (75 g). See no 18 UPPER THREAD TENSION.

  • Page 26: Service Menu 4 - Test Patterns

    Service Program Service Menu 4 Key No 1 Test pattern # 1 : Mending - Test Pattern This pattern tis used for minute adjustment of Mending pattern. Entering service menu 4. Before you use this pattern, you need to adjust 1.

  • Page 27: Service Menu 5 - Keyboard Test

    Service Program Key No 2 : Reverse Button Test pattern # 2 : Satin 0.8x7 mm Density:0.4. : Start/Stop Button : Speed+ Button Key No 3 : Speed- Button Test pattern # 3 : Buttonhole : Thread Cut Button 6. : Fix On/Off Button Key No 4 : Stop Button Test pattern # 4 : Banana (7.0 mm) : Selective Needle Stop Button : Pattern Selection : 1 Key No 5...

  • Page 28: Embroidery Service Menu Function No.1 - Embroidery Test

    Service Program Embroidery Service Menu Embroidery mode Function No.1 - Embroidery Test Entering Function No 1. 1. Place the Embroidery unit on Designer Jade 35. 2. Enter service program by pressing the “ - “ button of the Stitch length button and Mirror side to side Press button simultaneously while switching on the machine.

  • Page 29: Embroidery Service Menu Function No.2 - Embroidery Test

    Service Program Embroidery Service Menu Embroidery Service Menu Function No.2 - Embroidery Function No.3 - Test Design Test Entering Function No 2. Entering Function No 3. 1. Press Stitch selection buttons “ “. 1. Press Stitch selection buttons “ “. 2.

  • Page 30: Embroidery Service Menu Function No.4 - Tension Adjustment

    Service Program Embroidery Service Menu Function No.4 - Tension Adjustment Entering Function No 4. 1. Press Stitch selection buttons “ “. 2. The display shows the embroidery service menu function No.4 according to below picture. Value In the view the default tension for embroidering shall be able to adjust.

  • Page 31: Electrical Parts Connection

    Service Program Electrical Parts Connection a. LED Board Assy.(A)(CN18) i. Embroidery Unit Connect Assy.(CN10) b. Thread Sensor Board Assy.(CN1) j. Thread Cutter Switch Assy.(CN20) c. Presser Foot Switch Assy.(CN4) k. Embroidery Unit Connect Assy.(CN9) d. BH Switch Assy.(CN2) l. Thread Cutter Assy.(CN8) e.

  • Page 32: Removing The Exterior Parts

    Covers REMOVING THE EXTERIOR PARTS To remove the exterior parts, remove from A to H. A. Light Cover 1. To remove the storage box, turn the locking device located at the rear side of the box to the left and push the box forward. 2. Remove the screw cap (a), remove the screw. Top cover 3. Open the top cover, loosen the screw (b). 4. Pull the light cover downwards to come off the hook (c) and remove the light cover.

  • Page 33: Thread Tension Cover

    Covers B. Thread Tension Cover 1. Remove the screw (a). 2. Remove the thread tension cover. C. Needle Plate 1. Raise the presser foot and remove it. 2. Remove the 2 screws (a, b) holding the needle plate. 3. Lift up the right side of needle plate and remove it. D.

  • Page 34: Front Enclosure

    Covers E. Front Enclosure 1. Remove the screw (a) located on the top right side of machine. 2. Loosen the screw (b) located on the top left side of machine. 3. Loosen the screw (c) located left side of the machine arm.
  • Page 35 Covers 7. Pull the front enclosure (g) and come off the hook. 8. Grasp the unit cover (h or i) and pull the front enclosure, each hook will come. hook 9. Push the rear enclosure (j), pull the front enclosure to the left (the hook-k will come off). 10.

  • Page 36: Unit Cover

    Covers 12. Pull up the both black parts located on the connector (n) and pull off the cable. F. Unit Cover 1. Remove the screws (a,b,c). 2. Remove the screw caps (d,e), remove each screw. 3. Push the unit cover (i, j, k) to remove the hooks (f, Rear Enclosure g, h).

  • Page 37: Top Cover

    Covers G. Top Cover 1. Pull the top cover to left side hinge (a) toward outside. 2. Pull the top cover to right side hinge (b) toward outside, remove the top cover. H. Rear Enclosure 1. Disconnected the 2 connectors (a, b) from the machine.

  • Page 38: Replacing The Exterior Parts

    Covers REPLACE THE EXTERIOR PARTS H. Rear Enclosure 1. Lower the presser foot lifter. 2. Replace the rear enclosure. 3. Replace the screw (c), repace the cap. 4. Connect the connector to remove the hook (a,b) will fit into place. G. Top Cover 1.

  • Page 39: Front Enclosure

    Covers 2. Replace the unit cover so that 3 hooks will fit into place. 3. Replace the screws (a,b). 4. Replace the screws (e, d), replace each cap. E. Front Enclosure 1. Connect the cable to the connector (n) as follows. Pull up the both black parts located on the connector (n) lightly.
  • Page 40 Covers 3. Replace the screw (d). 4. Push lower end of front enclosure arm backward and retighten the screw (c). 5. Retighten the screw (b). 6. Replace the screw (a). 7. Replace the hand wheel (e).

  • Page 41: Base

    Covers D. Base 1. Tilt the machine backward. 2. Replace the base and retighten the 10 base set screws (a-j). C. Needle Plate 1. Insert the hook (c) of needle plate to the machine. 2. Retighten the screws (a, b). 3.

  • Page 42: Light Cover

    Covers A. Light Cover machine 1. Replace the light cover so that each hook will fit Unit cover into place. Unit cover Rear Enclosure 2. Push the light cover to the rear cover to fit the hook into place. contact surface 3. Replace the screw (b). 4. Replace the screw (a), replace the cap.

  • Page 43: Embroidery Unit Removing The Exterior Parts

    Embroidery Unit EMBROIDERY UNIT REMOVING THE EXTERIOR PARTS A. Y carriage cover A 1. Loosen the screw (a) located on the back side of the embroidery unit. 2. Push the Y carriage cover A toward the direction of the arrow and pull up the front part of it. 3.

  • Page 44: Top Cover

    Embroidery Unit C. X top cover 1. Turn the embroidery unit over. 2. Remove the 7 screw (a-g). 3. Turn the embroidery unit. 4. Push the carriage (h) all the way. 5. Pull the X top cover (C) foward you lightly and remove the X top cover (C).

  • Page 45: Replacing The Exterior Parts

    Embroidery Unit REPLACING THE EXTERIOR PARTS C. X top cover 1. Insert X top cover (C) in the depths under the carriage so that 2 black screws (j) go along the ditch (i) of the X top cover. 2. Push the X top cover (C) below and slide it toward the depths to fit cutout of the X top cover (C) into the embroidery unit (h).

  • Page 46: Y Carriage Cover B

    Embroidery Unit B. Y carriage cover B 1. Hold the Y carriage cover B not to fall. The hook (a) will fit into place and replace the Y carriage cover B. 2. Tentatively tighten the screw (b). A. Y carriage cover A 1. The hook (a) will fit into place. 2. Replace the Y carriage cover A. 3.

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