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BUTTONHOLER FOR INDUSTRIAL USE Mode.l No. YS·4455 Luttlrl A4,ultlll Scr, .. Sut• ler ur•hl t •~: f')tpl\ • f Slt l f ll TO FASTEN FEED COVER WINGED SCREW (A) Remove Presser Foot at'ld Scre w (rom Presatr S.r of your sc:wi.og muh•ne 1nd pla.ce Screw (A) .-hould always be turned toward you until M!tdk i1 at the back position them in Buuonhokr Cue to avoid mialayinc. of Presser Foot of Buuonhokr when a-tartinc each buttonhole. This adjustme-nt will Place F«d Cover ( P) in position a.a shown, n\lking unaln needle passu throurh lceep buttonholes in a str•is ht line down or across finished garment. center of dot before firmly fastening with amaH screw suppllc<t. Use fine needle with pedect point, ti.ghten nce.dle •~• S(rew securt:ly. Thread mac hi n~ with fine thread, draw bobbin ADJUSTING NUMBER 01<' STITCHES ohreod up ohrough needle hole of pllle (Pl. r~ia.c Prust:r Bar and you are ready to 1ttach When changing size o£ buuonholu , il is necessary to increase or reduce the number your Buttonholer. of stitches. Not lee: When you intend to att•ch Button~ For longer bu.non.holu, turn acrcw (0) clock·wise to i.ncru•e stitcMs. ~ 9SK Sewing Mac:hine, pluM let u.s For smaller buttonholes.. turn tcrcw (0) countn-dockwise to rC"ducc a.titcM-1. know. a s we wiH. supply spec-&. I Needle: Stuing Screw (0) must be lutned only sliahcly either way, and trial stitching i.s. duirable Screw and Clamp for fia.ina: Meclle correctly. before actua1_ sewing. TO ATTACH BUTTONHOLER D SIH:Ie Buuonhokr in pos,uon from rear of Pr~:u:r &r. auMiinc Forked ArM Lever ( l) over nucUe set Kre:w. The Prcner Bar of your aewina machine will fit into Jqu.are aroove of Bunonholer. Insert Preaser Bar &rtw through Buttonholer and Prtu er Bar, and ti&hten Screw(E) rirmly \4-~~i~~~t:- L with(Sewina tcre.w machin driver.e s hou'd be run at moderece 1peed to allow Buttonholer to feed material lrom side to side.) A E DEPTH OF STITCH ADJUSTING FQR LENGTH The depth or width of stitch on buttonhole may require adjustinc from wide to n.a.rrow Lcnc th of buttonbo&e$ can be adjuattd when chln.aina from thin. to heavy material. by L<naoh Adjusting Screw (S) hom for wider 11itc.h ((or thk:k o r heavy material), move Sc:re·w (f) cn.du.aUy toward "W". J<.· -.w-w-}{· oo 1· lona. For n.arrower Jtitch ( lor thin or light Weicht material). move Screw (F) cradually For lonaer buttonholer, loosen Ad· toward "N'". ju1tina: Serew (S) and move ic down tow•rd ~L"'. Tighten Serew firmly. For amaller buuonholer, move Screw CUTTING SPACE (5) up coward "H'', and tighten Screw (C) should be &et to correspond with Screw (f) pointers under (F) end CC) firmly. exactly on line on the plate. This will permit enough cutting space. ·roo much cuuing apace shows a r~aged edae on liniJhed a~rmcnt after c utclns with •harp s sclssOr$ or ra.aor blade. When necessary to adjust Cuttina Space. move Screws ( F ) and (C) •lowly OM graduation by 1nother. MAKING A BUTTONHOLE Plue buuon on macerial ~nd mark its siae and position by pencil dott. Lower needle Depth of llitch in dot nearest edgr o( doch. Tum Winged Scre-w (#\) toward you until needlt- is at beck of Pruser Foot. Drop . Presser Bar lifl with a snap. a.nd draw bobbin thread. and ltlrt .ewing at moderate speed. The Buuonhok will ~ew down the right side and up the ~(t side, allowing a lew stitches to over·lap at 1tarting point to .strengthen the upper end o( buttonhole. I( ttitchea tend to skip, loosen nettdle u ning screw a nd eliahtly lowering the nc«<lr, firmly tighte n the screw, 1- 11- Cuuinc s pte~ From the library of: Superior Sewing Machine & Supply LLC.