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Brother VX Series Service Manual

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Summary of Contents for Brother VX Series

  • Page 2: Table Of Contents

    CONTENTS page ..10.1 Back and forth seam at automatic reverse patterns HOW TO USE THIS MANUAL ..10.2 Back and forth seam at automatic reverse patterns TROUBLE AND CHECK POINTS ....

  • Page 3: How To Use This Manual

    A. HOW TO USE THIS MANUAL NOTE: This service manual is compiled for repairing service for SERIES SEWING MACHINE and consisting of; Set the machine as below in "HOW TO ADJUST THE ELEMENTS" when there is no special instruction on each elements.

  • Page 4: Trouble And Check Points

    B. TROUBLES AND CHECK POINTS CORRECTION TROUBLE AND CAUSE Refer to: Refer t o : SERVICE MANUAL (Item No.) INSTRUCTION BOOK or: following models 1. SKIPPING STITCHES ( 1 ) Incorrect setting of the needle TO CHANGE THE NEEDLE TO CHECK THE NEEDLE (2) Bent or blunt needle UPPER THREADING (4) Improper height of the needle bar...

  • Page 7: Uneven Seams Of Reverse Patterns

    C O R R E C T I O N T R O U B L E A N D CAUSE Refer t o : Refer t o : SERVICE M A N U A L ( I t e m No.) I N S T R U C T I O N BOOK or: following models 13.

  • Page 8: How To Assemble The Parts Correctly

    CORRECTION TROUBLE AND CAUSE Refer to: Refer t o : SERVICE M ANUAL (Item No.) 16. HOW TO ASSEMBLE THE PARTS CORRECTLY (1) Upper thread tension dial 21 -1 21 -2 ( 2 ) Setting of pattern dial 23-2 (3) Decoration panel (4) Drive belts 2 5 1...

  • Page 9: How To Adjust The Elements

    C. HOW TO ADJUST THE ELEMENTS 1-1. Height of presser bar 1-2. Height of presser bar 2. Height of needle bar Before adjustment: Set the stitch width regulator at 5 (Max.) and check needle comes to the right side.

  • Page 10: Clearance Between Needle And Hook Point

    3-1. Clearance between needle and hook point 3-2. Clearance between needle and hook point Before adjustment: Set the stitch width regulator at Note: When you adjusted this item, check item 4-1. Note: When you adjusted this item, check item 4-2.

  • Page 12: 1 Clearance Between Shuttle Driver Shaft And Race Way

    5-2. Clearance between shuttle driver shaft and race way 5-1. Clearance between shuttle driver shaft and race way VX511, VX541, VX561, VX581 VX611, VX516, VX546, VX566, VX586 VX641, VX661, VX681 VX710, VX720, VX616, VX646, VX666, VX686 VX740, VX760, VX780 0.05± 0.2 0 mm 1.0 mm 0 mm...

  • Page 13: Position Of Vertical Feed Cam

    6-1. Position of vertical feed cam 6-2. Position of vertical feed cam VX511, VX541, VX561, VX581 VX611, VX516, VX546, VX566, VX586 VX641, VX661, VX681 VX710, VX720, VX616, VX646, VX666, VX686 VX740, VX760, VX780 © - 1 2 -...

  • Page 14: Heightoffeeddog

    7-1. Height of feed dog 7-2. Height of feed dog Before adjustment. Set the st~tch length regulator at (Max ) (Needle highest) 0 9 - 1 1...

  • Page 15: Forth Seam

    9- 1. Back and forth seam 8. Forth seam 9-2. Back and forth seam Before adjustment Set the stltch length regulator at "2". Before adjustment. Set the st~tch ..length regulator at 4 (Max.) & s t ~ t c h...
  • Page 16 Before adjustment Set the pattern and st~tch length Set the pattern selecting dlal Before adjustment regulator a t SS (Stretch (Stretch St~tch). Note. When adjusted t h ~ s Item, check Item 1 1...
  • Page 17 11. Adjustment of buttonhole seams VX541, VX561, VX581, VX546, VX566, VX586 VX641, VX661, VX681, VX646, VX666, VX686 VX740, VX760, VX780 * l f the buttonhole seams are too fine or too coarse, Before adjustment: Set the pattern selecting dial at 1. change the screw hole as follows by loosing the screw ) completely.
  • Page 19 13-1. Centering of the needle 13-2. Centering of the needle 14. Position of feed cam VX511, VX541, VX561, VX581, VX516, VX546 VX511, VX541, VX561, VX581, VX516, VX546 VX566, VX586, VX611, VX641, VX661, VX681 VX566, VX586, VX611, VX641, VX661, VX681 VX710 VX616, VX646, VX666, VX686, VX720, VX740 VX616, VX646, VX666, VX686, VX710, VX720 VX760, VX780...
  • Page 22 17-2. Contact of upper shaft gear, 17-3. Contact of upper shaft gear, 17-1. Contact of upper shaft gear, pattern cam and feed cam pattern cam and feed cam pattern cam and feed cam Note: When you adjusted thls ~tem, Note When you adjusted thls ~tem, Note: When you adjusted thls item, check item 18-1...
  • Page 24 19-1 B. Clearance between cam finger and feed cam 19-1A. Clearance between cam finger and pattern cam Before adjustment: Before adjustment: Set the pattern dial between SS Set the stitch width regulator at "5". (stretch stitch) and BS (blind stitch) the pattern dial between SS so that cam finger becomes disen- (stretch stitch) and BS (blind stitch)
  • Page 25 20-1 A. Position of cam finger for pattern cam 20-1B. Position of cam finger for feed cam VX541, VX561, VX581, VX546, VX566, VX586 VX541, VX561, VX581, VX546, VX566, VX586 VX641, VX661, VX681, VX646, VX666, VX686 VX641, VX661, VX681, VX646, VX666, VX686 VX720, VX740, VX760, VX780 VX720, VX740, VX760, VX780 Before adjustment:...
  • Page 26 21-2. Setting of upper thread tension 22. Adjustment of feed dog move- 21-1. Setting of upper thread tension dial ment at buttonhole sewing dial If the upper thread tenslon Before adjustment: Set the stitch length regulator at "4". After thls adjustment, make sure there no thread tenslon at dlal...
  • Page 28 24-2. How to take off stitch width, 24-3. How to take off stitch width, stitch length dial and arm panel stitch length dial and arm panel stitch length dial and arm panel...
  • Page 29 51 1, VX541, Vx561, VX581 61 1, VX641, VX661, VX681 Then, fasten the two screws. If this spring does not work, adjust...

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Vx511Vx541Vx561Vx581Vx611Vx641 ... Show all

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