Brother 3034 D Manual
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19 English CHAPTER 4 SEWING MATERIALS,THREADS AND NEEDLES COMPARISON CHART Needle SCHMETZ 130/705H #80 SCHMETZ 130/705H #80 SCHMETZ 130/705H #80 #90 SCHMETZ 130/705H #80 #90 SCHMETZ 130/705H #90Material Fine materials: Georgette Lawn Organdy Tricot Fine materials: Georgette Lawn Organdy Tricot Medium materials: Broad cloth Gabardine Serge Medium materials: Broad cloth Heavy materials: Tweed Denim KnitsStitch Overlock stitch Narrow over lock/ Rolled hemming stitch Overlock stitch Narrow over lock/ Rolled hemming stitch Overlock stitchStitch Length (mm) 2.0-3.0 R-2.0 2.5-3.5 R-2.0 3.0-4.0Thread Spun #80-90 Cotton #100 Tetron #80-100 Needle thread : Spun #80-90 Tetron #80-100 Looper thread : Woolly nylon thread Spun #80-90 Tetron #80-100 Spun #60-80 Cotton #60-80 Tetron #60-80 Needle thread : Spun #60-80 Tetron #60-80 Looper thread : Woolly nylon thread Spun #60-80 Tetron #60-80 Cotton #50-60 Spun #60 Tetron #50-60 NOTE: Decorative thread will work best in the upper looper for fashion sewing.
20 CHAPTER 5 SEWING Stitch selection Select the stitch pattern before you start sewing. This sewing machine can sew five different stitches by following the simple steps below: Four-thread overlock stitch Use all four threads and two needles for producing four-thread overlock stitches. Use: Produces strong seam. Ideal for sewing knits and wovens. Three-thread overlock stitch 5 mm (3/16 inch) Use three threads and the left needle, producing 5 mm (3/16 inch) seams. Use: For overlock stitching on suits, blouses, slacks, etc. Ideal for medium to heavy materials. NOTE: Remove the right needle when sewing this overlock stitch. Three-thread overlock stitch 2.8 mm (7/64 inch) Use three threads and the right needle, producing 2.8 mm (7/64 inch) seams. Use: For overlock stitching on suits, blouses, slacks, etc. Ideal for fine to medium materials. NOTE: Remove the left needle when sewing this overlock stitch. Narrow overlock stitch 2.0mm (5/64 inch) and Rolled hemming stitch 2.0mm (5/64 inch) Use as decorative or finishing stitch. See Narrow overlock/ Rolled hemming stitch in this chapter for details. NOTE: You can use the optional accessory foot for even more varieties of stitches. See CHAPTER 8 for details. Test sewing Test-sew before you start sewing. 1. Set all the thread tension to 4. 2. Thread the machine and pull all threads out about 15 cm (6 inches) behind the presser foot. 3. Place a piece of scrap material under the presser foot for test sewing. NOTE: Always lift the presser foot before placing the fabric under it. You cannot start sewing by just running the fabric under the foot without lifting the presser foot.
21 English 2. Lift the presser foot and place the material well underneath the presser foot before starting to sew. Slowly sew a few stitches by turning the hand wheel. 3. The fabric will be fed automatically. You need only guide it in the required direction. 4. Check the stitch formation (stitch chain) to see if it is uniform. If the stitch is not uniform, re- check that the threading has been done properly and in sequence. 5. Follow the Seam Allowance Guide for consistent cutting of the fabric seams. The scale of Seam Allowance Guide shows 9.5, 12.7, 15.9, and 25.4mm (3/8, 1/2, 5/8, and 1 inches) when the stitch width dial is set to 5. 123 1 Presser foot 2 Upper knife 3 Seam Allowance Guide To remove work When the seam is finished, keep the machine running at a low speed to obtain chaining-off. Then cut the stitches 5 cm (2 inches) from the work. If feeding for chaining-off is not enough, pull the thread gently. 4. Holding all threads with your left hand, turn the hand wheel slowly a few times toward you, and check to see that the threads entwine themselves before using the foot controller to sew. Chaining-off After test-sewing, continue to depress the foot controller slightly and chain off 10cm (4 inches). The threads will entwine themselves into a chain automatically. NOTE: If the thread tension is not correctly balanced, the chaining-off result will be uneven. If this happens, pull the threads slightly. Check the threading order and adjust the thread tension to create an even chain. (See CHAPTER 1 Tension adjustment dial.) To start sewing 1. Thread the machine and pull all threads out about 15 cm (6 inches) behind the presser foot.
22 To secure chain There are two methods available to secure the chain. Method 1 Secure the chain of the beginning and the end of a stitch with your machine. At the beginning of a stitch 1. Sew a few stitches, after chaining-off for 5cm (2 inches). 2. Stop the machine and raise the presser foot. 3. Put the chain under the presser foot, and serge over it pulling toward you. 4. After sewing a few stitches, cut off the extra chain with the knife as illustrated. At the end of a stitch 1. At the end of the seam, sew one stitch out of the fabric before stopping the machine. 2. Raise the presser foot and the needles, then reverse the fabric. 3. Lower the needles and the presser foot at the same position. 4. Serge over the seam, taking care not to cut the serged seam with a knife. 5. After sewing a few stitches, serge off the fabric as illustrated. 6. Cut the threads with scissors. Method 2 WIth this method, the chain of the beginning and the end of a stitch can be secured in the same manner. 1. Tie the thread unpicked from chain. 2. Insert the chain into the end of the seam, using a hand sewing needle with large eye. 3. Fix the chain with a drop of fabric glue, and cut the extra stitches after drying.
23 English If threads break during sewing Remove the material and re-thread in the correct order, Lower looper, Upper looper, right needle and then the left needle (to re-thread, see CHAPTER 3 Threading). Replace the material under the presser foot and sew 3-5 cm (1-1/8 to 2 inches) over the previous stitches. CAUTION Do not leave straight pins in the fabric when sewing as they will damage the needles and knives. To sew fine materials 1. Adjust the presser foot pressure to prevent the material from puckering and to allow sewing of curves. (See CHAPTER 1 Adjusting the presser foot pressure.) 2. Loosen the thread tension, but remember that if the tension is too loose, the thread may break and stitches may be skipped. Narrow overlock/ Rolled hemming stitch The Narrow overlock/Rolled hemming stitch is a decorative finish for lightweight to midweight fabrics. It is often used to complete the edge of a fabric. This stitch is sewn by removing the left needle and using the 3-thread overlock stitch. Instructions for both narrow overlock/ Rolled hemming stitches CAUTION Turn off the main power and light switch beforeremoving/ installing a needle. 1. Remove the left needle. NOTE: For the recommended thread and needle, see CHAPTER 4 Sewing materials, threads, and needles comparison chart. 2. Thread the machine for a three thread overlock, using the right needle. 3. Remove the stitch finger . 1 Raise the presser foot lever. 2 Pull all threads toward the back of the machine. 3 Check to make sure that the thread is no longer wrapped around the stitch finger. 4 Open the front cover. 5 Turn the hand wheel until the upperlooper is at its lowest position. 6 Pull the stitch finger to the right and remove it.
24 Storage for the stitch finger is provided on the inside of the front cover. NOTE: Make sure to install stitch finger when sewing regular overlock stitches. 4. Adjust the stitch width dial up to the R position. Selection mark 5. Adjust the stitch length. Set the stitch length adjustment dial to R to 2 position (for narrow overlock stitch: R to 2, for rolled hemming stitch: R). 3 Selection mark
25 English Chart of narrow overlock/ Rolled hemming stitch Stitch Style Materials Needle thread Upper looper thread Lower looper thread Stitch Length Stitch Width Stitch Finger Thread Tension Needle Thread Upper looper Thread Lower looper Thread Rolled hemming stitch Underside of material Top of material See CHAPTER 4 Sewing materials, threads, and needles comparison chart. See CHAPTER 4 Sewing materials, threads, and needles comparison chart. See CHAPTER 4 Sewing materials, threads, and needles comparison chart. See CHAPTER 4 Sewing materials, threads, and needles comparison chart. R R Removed For fine materials 4 (3 - 5) 5 (4 - 6) 7 (6 - 8) Narrow overlock stitch Underside of material Top of material See CHAPTER 4 Sewing materials, threads, and needles comparison chart. See CHAPTER 4 Sewing materials, threads, and needles comparison chart. See CHAPTER 4 Sewing materials, threads, and needles comparison chart. See CHAPTER 4 Sewing materials, threads, and needles comparison chart. R-2.0 R Removed For fine materials 4 (3 - 5) 5 (4 - 6) 5 (4 - 6) For medium materials 5 (4 - 6) 5 (4 - 6) 7 (6 - 8)For medium materials 5 (4 - 6) 6 (5 - 7) 6 (5 - 7)
26 CHAPTER 6 TROUBLESHOOTING This sewing machine is designed for trouble-free operation. However, the following chart indicates trouble which may occur if basic adjustments are not made properly. Cause Presser foot pressure too loose 1. Needles bent, or needle tip blunt 2. Needles incorrectly installed 3. Material pulled forcibly 1. Improper threading 2. Thread tangled 3. Thread tension too tight 4. Needles incorrectly installed 5. Wrong needle used 1. Needle bent, or needle tip blunt 2. Needle incorrectly installed 3. Wrong needle used 4. Improper threading 5. Presser foot pressure too loose Thread tensions are not adjusted properly 1. Thread tension too tight 2. Improper threading or thread tangledRemedy Turn the pressure adjustment screw clockwise to increase the presser foot pressure. (See page 9.) Replace with new needle. (See page 13.) Install needles correctly. (See page 13.) Do not press or pull material too hard when sewing. Thread correctly. (See pages 15-18.) Check spool pin, thread holders, etc. and remove tangled thread. Adjust the thread tension. (See pages 10-12.) Install needles correctly. (See page 13.) Use correct needle Schmetz 130/705H - suggested (See page 13.) Replace with new needle. (See page 13.) Install needle correctly. (See page 13.) Use correct needle. Schmetz 130/705H - suggested (See page 13.) Thread correctly. (See pages 15-18.) Turn the pressure adjustment screw clockwise to increase the presser foot pressure. (See page 9.) Adjust the thread tension. (See pages 10-12.) Decrease thread tension when sewing lightweight or fine material. (See pages 10-12.) Thread correctly. (See pages 15-18.) Trouble 1. Does not feed 2. Needles break 3. Threads break 4. Skipped stitches 5. Stitches are not uniform 6. Fabric is puckered
27 English CHAPTER 7 MAINTENANCE Changing the light bulb CAUTION Turn off the main power and light switch and unplug the machine before you change the light bulb. If the main power and light switch is on when you change the light bulb, you may get an electric shock. If the machine is on and you step on the foot controller, you may be injured. To avoid burns, let the light bulb cool down before you change it. 1. Loosen the screw with a cross slot screwdriver, and then remove the lamp cover. 2. Replace the light bulb with a new one. Parts code of the light bulb: X53061050 (U.S.A., CANADA) 205336050 (OTHERS) 3. Close the lamp cover and tighten the screw. Cleaning CAUTION Turn off the machine before cleaning. Turn the hand wheel and move the needles down. Periodically clean dust, trimmed fabric and thread with the included cleaning brush. Oiling For smooth and silent operation, the moving parts (indicated with arrows) of the machine should be oiled periodically. CAUTION Turn off the machine before opening the front cover and oiling. NOTE: Be sure to oil your sewing machine before use. Always clean the lint off your machine before you apply oil. Oil the machine once or twice a month for normal use. If the machine is used more often, oil it once a week.
28 CHAPTER 8 INTRODUCTION OF OPTIONAL FEET 6. Lower the presser foot lever, adjust the fabric guide toward the folded edge. 7. Adjust the guide position of the presser foot with the adjusting screw so that the needle is lightly touching the crease in the fabric. In this case, the thickness of the fabric is the criterion. By turning the screw forward (toward you) the fabric guide will go to the right. By turning the screw backward (away from you) the fabric guide will go to the left. 3 Adjusting screw 4 Fabric guide To adjust the position of the fabric guide, a piece of the same fabric should be used to do a sewing test. 8. While folding the fabric by hand, sew so that the needle just catches the edge of the crease. 9. Open the fabric as shown in the illustration. For best results, use a fine thread in a color that matches the fabric. When done correctly, this stitch will be very hard to see on the right side of the fabric. Flatlock stitching The Flatlock stitch is primarily used as a decorative finish on a project. The finished stitch can look like a ladder or small parallel lines when the fabric is pulled flat. Recommended settings - Stitch Width: 5 mm - Stitch Length: 2 - 4 mm - Needle Thread Tension: 0-3 - Upper Looper Thread Tension: 2-5 - Lower Looper Thread Tension: 6-9 CAUTION Turn off the machine while replacing the presserfoot. Blind stitch foot Features When using the blind stitch presser foot (multi purpose foot), you can sew blind stitches and overlock at the same time. This is ideal when sewing cuffs, trouser bottoms, pockets, and hemming skirts etc. The stitch guide on this foot is also useful when sewing special stitches like flatlock, pin tuck and other decorative stitches. Blind stitching The blind hem stitch is used for putting a near invisible hem in garments or home decoration projects. Use it to hem pants, skirts, or draperies. Recommended settings - Stitch Width: 5 mm - Stitch Length: 3 - 4 mm - Needle Thread Tension: Slightly Slackened (0-2) - Upper Looper Thread Tension: Slightly Tightened (5-7) - Lower Looper Thread Tension: Slightly Slackened (2-4) Procedure 1. Attach the blind stitch foot (see CHAPTER 1 Attaching/ Removing presser foot). 2. Set up the machine for 3 thread overlock stitch with one needle in the left position. The right needle should be removed. 3. Turn the wrong side of the fabric out, fold the fabric once and then back to the required width, as illustrated. 1 Reverse 2 Needle path Sewing will be easier if a crease is ironed into the folded fabric before sewing. 4. Turn the hand wheel so that the line on the hand wheel is aligned to the line on the machine (see CHAPTER 1 Turning direction of hand wheel). 5. Lift the presser foot lever and insert the fabric with the folded edge on the left in such a way that the needle pierces just the folded edge as it sews.