Table Of Contents - Brother VX Series Service Manual

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A HOW TO USE THIS MANUAL
B . TROUBLE AND CHECK POINTS
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1 Skipping stitches
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2 Material not feeding
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Breaking needle
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4 Heavy running
5 . Machine noise
6 Needle sewing over the maximum width
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7 Uneaven seems of back and forth at manual
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8 Improper position of needle drop slot at
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the max stitch width
9 . Needle swing in straight stitch sewing
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10 Feeding at bar tack sewing of buttonhole
. Not smooth working of pattern selecting dial
Imperfect automatic patterns
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13 Uneven seams of reverse patterns
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14 Breaking of upper thread
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15 Breaking of lower thread
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16 How to assemble the parts correctly
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C HOW TO ADJUST THE ELEMENTS
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1-1 Height of presser bar
1-2 . Height of presser bar
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2 Height of needle bar
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3-1 Clearance between needle and hook point
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3-2 Clearance between needle and hook point
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Position of shuttle hook
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4-2 Position of shuttle hook
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5 1 Clearance between shuttle driver shaft and race way
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5 2 Clearance between shuttle driver shaft and race way
6-1 Position of vertical feed cam
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6-2 . Position of vertical feed cam
7.1 Heightoffeeddog
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7-2 Height of feed dog
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8 Forth seam
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9-1 Back and forth seam
9.2 Back and forth seam
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CONTENTS
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10.1 Back and forth seam at automatic reverse patterns
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10.2 Back and forth seam at automatic reverse patterns
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11 Adjustment of button hole seams
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3
12.1 . Needle swing in straight stitch sewing . . . . . . . . . . . . .
3 . Needle swing in straight stitch sewing . . . . . . . . . . . . .
12.2
Needle swing in straight stitch sewing . . . . . . . . . . . . .
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13.1 Centering of the needle
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13.2 Centering of the needle
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14 Position of feed cam
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15.1 Setting of maximum stitch width
15.2 Setting of maximum stitch width
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5 .
Setting of maximum stitch width
5
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16.1 Position of the maximum needle swing
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16.2 Position of the maximum needle swing
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16.3 Position of the maximum needle swing
5
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Contact of upper shaft gear, pattern cam and feed cam
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. Contact of upper shaft gear, pattern cam and feed cam
6
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Contact of upper shaft gear, pattern cam and feed cam
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18.1 . Sewing timing of the needle
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18.2 Sewing timing of the needle
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18.3 Sewing timing of the needle
. Clearance between cam finger and pattern cam
8
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19-1 B Clearance between cam finger and feed cam . . . . . . . . .
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Position of cam finger for pattern cam
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20-1 B . Position of cam finger for feed cam
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21.1 Setting of upper thread tension dial
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21.2 Setting of upper thread tension dial
22 Adjustment of feed dog movement at buttonhole sewing
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23.1 Setting of pattern dial
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23.2 Setting of pattern dial
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. How to take off stitch width, stitch length dial
and arm panel
1 2
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How to take off stitch width, stitch length dial
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and arm panel
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How t o take off stitch width, stitch length dial
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and arm panel
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25.1 . Adjusting of the drive belts . . . . . . . . . . . . . . . . . . . .
14
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25.2 Adjusting of the drive belts . . . . . . . . . . . . . . . . . . . .
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25.3 Adjusting of the drive belts . . . . . . . . . . . . . . . . . . . .
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