Assessments - 2, GPA: 4
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Facilidade de uso
Open the shuttle cover. 3. Open hinged latch of bobbin case and pull bobbin case out of machine. Release the latch and the bobbin will fall out. As long as you hold the bobbin case latch open, the bobbin cannot drop out. RE MOVING THE BOBBIN CASE AND BOBBIN 1. Raise the presser foot and turn the balance wheel towards you until the thread takd-up lever is at its highest position. 8 WINDING THE BOBBIN English 1. Draw thread from spool through bobbin winder tension disc as shown. 2. Pull end of thread through hole in bobbin as shown. 3. Push bobbin winder shaft to far left position, if it is not already there. Place bobbin onto shaft with end of thread coming from top of bobbin. Push bobbin winder shaft to right until it clicks. Hold onto end of thread. 4. Start machine. The thread that is held will snap or may be trimmed with a scissors, Bobbin will cease turning when completely filled. Push shaft to left to remove bobbin. When the bobbin winding is incorrect, release the screw of the upper thread guide and adjust the thread guide up or down until the winding of the bobbin is balanced. THREADING THE BOBBIN CASE Hold the bobbin between the thumb and forefinger o hand and pull off about 15cm (6 inches) of thread. 1. Hold the bobbin case in your left hand as shown and the filled bobbin inside. 2. Pull the thread into the slot in the edge of the bobbin 3. Now pull the thread under the tension spring and thread eyelet. To insert the bobbin case and bobbin...... Ensure that about 15 cm (6 inches) of thread extends out of bobbin. Hold the bobbin case so that long finger on case points up. Open the latch of bobbin case. Slip the bobbin case over the center pin of hook and press in place until the long finger of the bobbin case enters the notch entirely to lock the bobbin in place. Release latch and press it down. 9 1 2 3 4 5 6 7 8 B 1 2 3 4 5 6 7 8 B THREADING THE NEEDLE Install the spool pin behind the machine (as shown in fig A ). Place spool on spool pin, with thread coming from the back of the spool. Place the take - up lever 5 in the highest position. fig A 6, 7, 8 1 2 3 4 5 A B 1. Raise the presser foot using the foot lever marked B . 2. Draw the thread through the thread guides on the top cover as shown in Fig. 1 & 2...U.U 3. Hold the spool still with right hand, pull the end of the thread between the tension disk as shown in Fig. 3. .U 4. Following the slotted threading path, pull the thread down to the thread check spring (inside) and lead it across from left to right. 5. Pull the thread upward and slip into the slotted hole of thread take-up level from left to fight 5 . 6. Draw the thread through guides 6 and 7 , and thread the needle from front to rear 8 , leave the thread about 15cm(6 inches) long underneath the presser foot. 10 DRAWING UP THE BOBBIN THREAD 1.Hold the end of the needle thread with your left hand. 2.Turn the balance wheel slowly towards you with your right hand until the needle goes down and comes up. Then stop the balance wheel when the take-up lever is at its highest position. Lightly draw up the needle thread forming a loop with the bobbin thread. 3.Puil about 15cm (6 inches) of both threads away from you under the presser foot. STRAIGHT STITCH AND ZIGZAG STITCH 1 2 3 needle thread needle thread bobbin thread English Model 377 Model 374 Model 373/372/372H Presser foot zigzag foot zigzag foot Pattern selector M ( ) O ( )or (for straight gtitch) 1 - 5 (54321) (for zigzag stitch) A ( ) B ( )or (for straight stitch) C ( ) (for zigzag stitch) ( ) (for zigzag stitch) ( ) (for straight stitch) Stitch length dial 0.3-4 0.3-4 - Starting Sewing 1. Be sure both the threads are drawn back under the presser foot. 2. While holding the threads with your left hand, turn the balance wheel toward you to bring the needle into the fabric where you wish to start sewing. 3. Lower the presser foot, and press the speed controller gently, then start sewing slowly. *Sew a few reverse stitches by pushing reverse button for reinforcing the end of seams. *Raise the needle to its highest position before turning the pattern selector dial and stitch width dial. 11 Changing Sewing Directions 1. Stop the machine, and turn the balance wheel toward you to bring the needle down into the fabric. Raise the presser foot. 2. Pivot the fabric around the needle to change direction as des ired. 3. Lower the presser foot and continue sewing. Fastening Seams 1. For fastening the ends of seams, press in the reversing button and sew several reverse stitches. 2. To remove the fabric, raise the presser foot and draw the fabric away from you. 3. Cut threads on thread cutter at the rear of presser bar or with a pair of scissors. Leave about 15 cm (6 inches) of hread hanging from the needle eye. TRIPLE STRETCH STITCH (Model 374/373/372/372H) If you wish to sew stretch fabrics, this is the right stitch to avoid thread breaking. This is also very suitalbe forseams thatneedgreatstrength,e.g.crutchseams orpocketseams. TRIPLE STRAIGHT STRETCH ...