valutazioni - 3, GPA: 4.7 ( )

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Wind thread until winder stops. Push bobbin winding spindle to the left and clip thread. Remove bobbin. Turn clutch knob away from you while holding hand wheel for normal sewing operation. position Case should lock into place release when latch is released. SECTION 2. PREPARE THE MACHINE FOR SEWING Prepare the Top Thread • Thread the Needle ILuLf_ Raise take-up lever to its highest position by turning hand wheel toward you. Raise presser foot lever. Place spool on spool pin as shown, with thread coming from the back of the spool. 1. Draw thread into thread guide using both hands. 2. While holding thread near spool, draw thread down into the tension area and then around the check spring holder. The numbered steps above follow on the illustrations. the numbers 3. Firmly draw thread up and through take-up lever from right to left, Dotted lines show places where the thread 4. Draw thread down and slip it into left side needle bar thread guide. loops and then is pulled tight. 5. Thread needle from front to back. NOTE: You may want to cut the end of thread with sharp scissors for easier needle threading. SECTION 2. PREPARE THE MACHINE FOR SEWING Pick Up the Bobbin Thread ! 1. Raise presser foot lever. Hold top 2. Bring bobbin thread up by pulling 3. Pull both threads under and to the thread loosely in left hand and rotate top thread. back of the presser foot, leaving 4 handwheel toward you one complete to 6 inches of thread clear. turn. If you cannot pick up bobbin thread by following steps given above, then check: 1. Is needle threaded from front to back? 2. Is thread tangled around needle? 3. Are 3to 4 inches of thread coming from the shuttle? 4. Is thread from shuttle tangled? 5. Is bobbin properly installed in the bobbin case? 6. Is the machine threaded according to the instructions? SECTION 2. PREPARE THE MACHINE FOR SEWING Adjust the Top Thread Tension Top side of fabric Setting mark Top _hread Bobbin Tighten For Straight Stitch The ideal straight stitch will have threads locked between the two layers of fabric, asshown above, magnified to show detail. If you look at the stitch, front and back, you will notice that there are no gaps, that each stitch is smooth and even. When adjusting top thread tension, the higher the number, the tighter the top thread. Choose the Correct Tension: The best tension will depend on; the stiffness and thickness of the fabric --~ the number of fabric layers ---the type of stitch The top thread The top thread is too loose. is too tight o%° The top thread The bobbin thread appears on the appears on the underside of the upper surface of the fabric. fabric. Tension is too loose: Tension is too tight: The top thread shows through the The bobbin thread will come through bottom of the fabric. The bottom side the top of the fabric. The top side of of the stitch will feel bumpy, the stitch will feel bumpy. SECTION 2. PREPARE THE MACHINE FOR SEWING Reverse Stitch Control For Zigzag Stitch In a correct zigzag stitch, the bobbin threads will not show on the top side of fabric and the top threads will show slightly on the bottom side. See below for the correct appearance, To match this appearance, adjust the top tension. Top tension Top tension Too Tight Too Loose Just Right To reverse stitch, hold down this control during Top side of Fabric Top side of Fabric Top side of Fabric sewing. Releaseto sew forward again. Bottom side of Fabric Bottom side of Fabric Bottom side of Fabric Too Tight: Too Loose: Just Right: -Corner of each -The top thread Minimize the amount zigzag will pull will loop through of top thread visible on together on the bottom side of the bottom side of top side of fabrics, fabric and will be fabric without causing pulled almost excessive puckering or together. causing thread to the show bobbin on the top side. Results vary with fabric, thread and sewing condition& 14 SECTION 2. PREPARE THE MACHINE FOR SEWING Stitch Selector Model 12714 Settlng mark // _ StitchSelector L • m m D If CHI] "q STRETCH (t / ___ Stitch Selector / _"'"_ "_ _ The stitch selector control not only determines the stitch you select, but also regulates the stitch width for regular zigzag and rick rack stretch stitches. The different types of stitches are designated by color. Straight, Zigzag and Utility Stitches are red. Stretch Stitches are yellow. Buttonhole Settings are blue. NOTE: To avoid needle or fabric damage, be sure your needle is up and out of fabric when adjusting this control. Model 12708 Model 12710 Model 12712 } io,L""O'TO": dl m_ • era) _ STRETCH_ SECTION2. PREPARETHE MACHINEFOR SEWING Stitch Length Control Adjusting Stretch Stitch Balance 02 4 Setting mark j Setting mark lt 't JI '///_L-Tl_'2_titch Length i i 1/ / Stitch Length / \ I o--I12--3 t_4_ [ .I I _l I II Till IJ t \ Ii II II \ \ I i/I .=1 \ / / tting mark Stitch Length Control Stitch Length Control To select Stretch Stitches, set this control at • The stitch length control regulates the length of stitch, and also has a stretc...

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