Adjustment Of The Presser Foot - HIGHLEAD HLK-1510 Instruction Manual

7-6 Adjustment of the presser foot

[NOTE]The presser foot is a very important part to form the fine stitches．
It moves simultaneously with the needle and stabilize the needle penetrating area of the sewing material with
pressing down it，when the needle sticks into or pulls out the sewing material and prevent the skip stitch or the
over penetration happening．Please adjust the presser foot properly to the sewing materials with the following
instructions．
7.6.1 Adjustment of the presser foot position
[NOTE]Please always adjust the presser foot position when the thickness of the sewing material is changed．
(1) Turn the power switch OFF．
(2) Remove the face plate
(3) Turn the sewing machine pulley by hand and stop the needle bar
make sure the setscrew
shaft．This is the standard position of the eccentric cam
position , set it back to the standard position with the instructions on the paragraph[7-6-3．Adjustment of
the presser foot timing]in the following page．
(4) Turn the sewing machine pulley by hand and stop the needle at the highest position(this is also the thread
take up lever's highest position)．At this time，loosen the setscrew
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shaft 8 and adjust the center line of the bell crank
(5) Insert the sewing material
stop the presser foot
(6) Loosen the presser foot bar setscrew
position to be become the clearance between the bottom surface of the presser foot
the sewing material 0～0.5mm．At the same time，rotate the presser foot bar
come down to the center of the needle hole of the presser foot
(7) After the adjustment，put the face plate
[NOTE]The lower position of the presser foot， the more effective for the skip stitches． However， if the
presser foot becomes to Press the sewing material， the movement of the presser foot mechanism
generates a slight noise．And also，the presser foot stays longer to hold the sewing material，so
the upper thread tension becomes loose or the sewing pattern forming gets out of shape because
the presser foot catches the surface of the sewing material．For avoiding these troubles，please
lower the presser foot as small as possible．
From the library of: Superior Sewing Machine & Supply LLC
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2 ．
1 and the link cover
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5 of the eccentric cam
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10 under the work holder
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12 at the lowest position．
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14 and move the presser foot bar
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1 and the link cover
16
—
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3 at the lowest position．At this time，
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4 is positioned right beside the center line of the upper
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4 ．If the eccentric cam
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9 of the upper feed lock crank
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6 to be parallel with the presser foot bar
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11 and turn the sewing machine pulley by hand then，
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7 then，adjust the presser foo
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．
12
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2 back on the original location．
—
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4 is off from this
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7 ．
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12
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12 and the surface of
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7 for the needle 15 to