Seiko SK-6 Operating Instruction Download | Manualshive

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From the library of: Superior Sewing Machine & Supply LLC

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Summary of Contents for SK-6

Page 1: ...OPERATING INSTRUCTIONS MODELS S 6 W 6F SKM 26 SEIKO SEWING MACHINE CO LTD TOKYO JAPAN From the library of Superior Sewing Machine Supply LLC ...

Page 2: ...m 32 34 50x15 6 mm DDxl 18 29 J One Synthetic 5 00 Drop feed 1 SK 6 Drop feed Drop upper feedv SK 6P Maximum 13 mm Maximum 13 mm Flat presser foot i 254mmX195mm SKM 26 800 r p m 32S 34 50 X15 6 mm i DDxl 18 29 V Two Synthetic 2 00 Maximum 8 mm VV Maximum 10 mm Flat presser foot roller presser foot 254 mm X195 mm f I From the library of Superior Sewing Machine Supply LLC ...

Page 3: ...ine SKM only 11 Piping or beading work SKM only 11 Dummy joint finish with knife SKM only 11 Two roller presser feet SKM only 11 Adjusting the clearance between needle and hook SK only 12 Timing between the hook and needle 12 Adjusting the height of the needle bar 13 Adjusting the hook retainer bracket 14 Adjusting the height of the feeder 14 Adjusting the feed bar hinged stud 14 Timing between ne...

Page 4: ...ase and ma ig material A Fig 2 To Install the machine on the table Fig 3 4 To assemble the pedal From the library of Superior Sewing Machine Supply LLC ...

Page 5: ...HE MACHINE The maximum speed for machines of class SK is 1 200 stitches and SKM 26 800 stitches per minute Machines should be run slower than the maximum speed until the parts which are in movable contact have become galzed by their action upon each other From the library of Superior Sewing Machine Supply LLC ...

Page 6: ...requiring lubrication The arrows on the figures 7 8 9 10 and 11 indicate these spots Oiling must be done at least twice daily when the machine is in continuous operation to assure free running and durability of the operating parts ir I i r V mESp n lol 5 From the library of Superior Sewing Machine Supply LLC ...

Page 7: ...nes the size of the needle To insert the needle turn the machine pulley toward you until the needle bar rise to its highest point loosen the needle set screw 2 and put the needle up into the needle bar as far as it will go with the long groove of the needle toward the left SK or toward you SKM Then tighten the needle set screw securely From the library of Superior Sewing Machine Supply LLC ...

Page 8: ...ward through the eye 1 Fig 15 in the tension bracket Then between and around the back of the tension discs 2 Fig 15 hring the thread forward toward the bobbin and wind from below in clockwise direc tion several times around the bobbin Push bobbin winder lever 4 Fig 15 downward until the wheel 5 contacts the drive belt and start the machine After the bobbin is filled with thread release will cause ...

Page 9: ...ull bobbin raise the latch in center of the bobbin case and place the bobbin on the center post of the bobbin case Be sure that the thread draws out from tho bobbin from left to right Pull the thread into the cut 4 Fig 18 in the edge of the bobbin case and from you under the tension spring 5 Fig 18 Then pass its end from the back through the hole 6 Fig 18 in the bobbin case Finally push down the l...

Page 10: ...uide 9 through the needle bar thread guide 10 then from left to right through the eye of the needle leaving an end of the thread about 10cm long Fig 21 THREADING THE MACHINE J 8 SKM only 1 3 Raise the needle bar to its highest above between the retaining discs 3 and from right to left around the ten 2 discs 4 over the spring 5 un IJiS 5 n KB der the slack thread regulator 6 up g through the guard ...

Page 11: ...of needle thread Loose tension of needle thread REGULATING THE THREAD TENSIONS SK only For ordinary stitching the tension of the upper and lower threads should be equal so that both threads are in the center of the goods If the tension on either thread is stronger than on the other imperfect stitching will be the result A correct stitch can be usually obtained by adjusting the tension on the needl...

Page 12: ...1 To increase the pressure turn it to the right and to the left to decrease the pressure ADJUSTING THE STITCH LENGTH Fig 7 Turn the balance wheel toward you at the same time pressing on the feed regulating lever 2 until it snaps into the feed driving mechanism Continue the pressure on the lever and turn the balance wheel either to or from you until the travel of the feed is such as to give the req...

Page 13: ...r only the decorative coarse stitching These stitcliings can be made by replacing the respective presser foot needle clamp needle plate and feeder PIPING OR BEADING WORK SKM only A piping work requires a special needle plate having a hole through which a coad is comming out for the work Fig 31 DUMMY JOINT FINISH WITH KNIFE SKM only A knife fitted on the presser foot makes dummj joint finish on the...

Page 14: ...ses to 3 8 mm from its lowest point The dimension between the two basic lines 1 and 2 is 3 8 mm use it as a standard I Bring the hook point 2 Fig 35 to 1 L tbe center of the needle 1 Fig 35 L3 8mm by moving the hook and tighten three T screws 2 Fig 33 Be sure that there is no clearance be tween the surface of the hook driving C s h a f t bushing and the hook but they Fig 34 move smoothly THE TIMIN...

Page 15: ... 34 and the basic line 1 Fig 34 Further y turn the hand pulley toward you confirm whether N the hook point comes to the center of the needle or not when the bottom of the needle bar bush Fig 35 ing fits to the basic line 2 Fig 24 Ftg 36 Fig 38 Fig 37 ADJUSTING THE HEIGHT OF THE NEEDLE BAR SKM only This should be made after the timing between the needle and hook has been determined Turn the balance...

Page 16: ...unnecessary wear and noise ADJUSTING THE HEIGHT OF THE FEEDER Adjust the feed motion to the maximum and turn the balance wheel to raise the feed dog to its highest position Loose the screws Fig 40 Fig 41 ADIUSTING THE FEED BAR HINGED STUD Fig 42 When the feed dog is at its highest position if it is not parallel with the surface of the needle plate loosen the stud screws 1 and turn the stud 2 to ge...

Page 17: ...ghest point at the middle position when feeding travel is the largest Loosen two screws 5 and adjust it against the main shaft by moving the feed lifting cam 6 To make its up and down travel faster turn the feed lifting cam toward driving direction and to make it slower turn the cam toward opposite direction Be sure to tighten screw pushing the screw against the rod 7 not to make any clearance axi...

Page 18: ...SKM 26 I between the bottom of the presser foot 2 and the I adjust this loosen the screw 4 fit the needle h I gCSr presser foot to the needle by moving the_ I fMY f presser bar 5 up or down then tighten the screw Fig 46 ADJUSTING THE THREAD CONTROLLER SPRING SK Fig 25 SKM Fig 27 Normally the thread controller spring 4 should hold slack of the upper thread until the needle reaches to the goods and ...

Page 19: ... f y V A I iJlltWiSiCSi iSw I I h 1 i t I v A V V r c r yy y YV K i V 1 v V V n V C I i l 0 r 1 J Cl j From the library of Superior Sewing Machine Supply LLC ...

Page 20: ...i V v r v VC f V i V m a V i f li t r kW vI v 4 v V v y r yy r V S t v i i i yyyy y Irr 1 vM v y i V f v y y y y Ki y v y h yy V t i y y v y yy c y y y y Printed in Japai From the library of Superior Sewing Machine Supply LLC ...

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