2500_DCE_1_englisch_neu 09.10.2007 14:32 Uhr Seite 3 Safety Instructions IMPORTANT SAFETY INSTRUCTIONS When using an electrical appliance, basic safety precautions 11. Never drop or insert any object into any opening. should always be followed, including the following. Read all instructions before using this overlock sewing machine. 12.
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If you require any further information about your overlocker or sewing in general, please do not hesitate to contact your BERNINA dealer who will be delighted to help you. We wish you happy and successful overlocking.
Converting from top & bottom cover stitch (position H) to cover/chain stitch position F (4 thread cover stitch) Converting from cover/chain stitch to overlock Overlock practical sewing, needles and threads Cover stitch/ top & bottom cover stitch practical sewing Chain stitch practical sewing Maintenance Trouble shooting Index Technical information Optional Accessories Bernina publications...
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23 Needle R fine tuning (brown) 24 Needle C fine tuning (green) 25 Needle L fine tuning (yellow) 16 15 20 17 19 18 BERNINA 2500DCET top & bottom cover stitch mode View from the front 26 Wiper fine tuning (grey) 27 Thread guide...
26 Cutting width dial 27 Roll hem selection lever 28 Cutting lines 29 Waste collector 16 15 17 19 18 BERNINA 2500DCET overlock mode (Detailed) 30 Wiper fine tuning (grey) 31 Thread guide 32 Thread eyelet 33 Feeding link guide 34 Wiper...
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2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 8 Details of the machine BERNINA 2500DCET overlock mode View from the back 38 Thread stand 39 Foam pad 40 Spool stabilizers 41 Spool pin 42 First thread guide 43 Presser foot pressure control 44 Presser foot lifter...
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2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 9 Details of the machine View with looper cover open 1 Threading diagram 2 Upper looper (blue) 3 Lower looper (red) 4 Lower looper auto-threader 5 Lower knife 6 Lower knife setscrew 7 Upper knife 8 Conversion arm Accessories in looper cover The most important threading and machine accessories are...
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2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 10 Details of the machine Accessories All other accessories are stored in the accessory bag and box. 1 Spool caps 2 Nets 3 Spare knife 4 Bulb holder 5 Large screwdriver 6 Oiler 7 Accessory bag 8 Dust cover 9 Deco guide 10 Seam guide right...
If it still does not fit, contact a qualified electrician to install the proper polarized main socket. Do not modify the plug in any way (for USA, Canada only). For the BERNINA 2500DCET use only the foot control model YC-425 (USA, Canada). Sewing speed Decrease or increase the pressure on the electronic foot control for fully variable speed control.
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Thread, cones, spools Cones or domestic spools in all sizes can be used on your BERNINA overlocker. Place the stabilizers on the spool pins when using thread cones. When sewing with large industrial spools, use the stabilizers upside down, i.e.
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2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 13 Setting up the machine Placing the spool holder for the top & bottom cover stitch thread Lift the foam pad (A), slide the guide tabs (C) of the spool holder (B) into the guide of the upperside of the spool holder from left to right into position (E) and press until tab (D) clicks into the underside of rib (F).
1 = ON 2 = OFF Electronics/Safety/Needle stop Your Bernina overlocker is equipped with electronic operating and safety features. Micro-safety switch: When the looper cover is open, the electricity supply to the motor is automatically interrupted.
2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 15 Functions and general operating instructions Handwheel The handwheel turns counter-clockwise as on a household sewing machine. Looper cover To open the looper cover, press to the right and tilt the cover towards you. To close the cover, push it up and press lightly to the left and it will engage automatically.
Seite 16 Functions and general operating instructions Swing-out presser foot The swing-out foot (exclusive by BERNINA) provides easy access for threading needles. It also makes it easier to change the needles and insert band or elastic into the guide on the foot.
2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 17 Functions and general operating instructions Stitch length Every stitch equals one complete feed-dog movement. The amount of movement is determined by the selected stitch length. The stitch length is infinitely variable from 1– 4 mm and can be adjusted while sewing.
Differential feed Your BERNINA overlocker is equipped with a front (1) and a rear (2) feed dog. The two feed dogs move independently, and the distance each feed dog travels can be adjusted independently.
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2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 19 Functions and general operating instructions Setting Effect Gathering effect, Gathering effect, Normal feed Stretching effect, flat seams flat seams pucker free seams Overlock Thick or loose Fine to medium Woven fabrics Nylon jerseys, knits, hand- knits weight knits, e.g.
2500_DCE_1_englisch_neu 09.10.2007 14:33 Uhr Seite 20 Functions and general operating instructions Presser foot pressure The presser foot pressure ensures perfect fabric feed. It is factory adjusted to a medium setting. Adjusting the pressure: Push the lever in the direction desired. H High pressure: For thick or stiff fabrics such as denim, tweed, linen and for sewing on elastic.
09.10.2007 14:34 Uhr Seite 21 Functions and general operating instructions Needle clamp BERNINA 2500DCET needle clamp There are three needle positions (L, C, R) each with its own fixation screw. Needle positions Needles are inserted into positions L, C or R depending on the stitch selected, which produces different stitch widths.
2500_DCE_1_englisch_neu 09.10.2007 14:34 Uhr Seite 22 Functions and general operating instructions Upper looper converter Attach the upper looper converter for overlock stitches sewn with one looper, e.g. 2 thread roll hem or 2 thread flatlock. · Lower the needles (press Needle stop) ·...
2500_DCE_1_englisch_neu 09.10.2007 14:34 Uhr Seite 23 Needles, thread, fabric Needles and machine Your BERNINA overlocker is the BERNINA 2500DCET cover stitch or JLx2 needles equipped with needle system when sewing cover and chain for cover and chain stitch 130/705 H (household need- stitch (Positions F and G).
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3 thread super stretch 2 thread overlock/flatlock/roll hem 1–6 The BERNINA 2500DCET can be converted to cover and chain stitch. The cover stitch is 2.5/5 mm wide and is sewn with two or three needles and the lower looper (the upper looper is released and the upper knife and knife arm are raised).
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Stitch formations and stitch selection Stitch display /stitch selection dial The Bernina 2500DCET is equipped with a one dial stitch selection function. The basic tension settings for sixteen different stitches are distributed over eight positions. The position desired can be selected by simply turning the stitch selection dial.
2500_DCE_1_englisch_neu 09.10.2007 14:34 Uhr Seite 27 Stitch Chart Applications Exemples Stitch Threading symbols Durable stretch seams in jerseys and knits in Sweatshirts, running suits, jersey The stitch display provides all the and knitted garments, children's cotton, wool, synthetic and blended fibres and information you need about clothing, light outer wear, home for machine and hand knits.
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2500_DCE_1_englisch_neu 10.10.2007 16:24 Uhr Seite 28 Stitch Chart No. Stitch Symbols Stitch Pos. Thread Basic settings 4 thread cover stitch 5 mm Lower looper: all-purpose overlock thread, Stitch length: 3–4 needles polyester thread, woolly nylon or similar Differential: N R, C decorative thread and L Needles: all-purpose overlock thread, polyester...
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2500_DCE_1_englisch_neu 09.10.2007 14:34 Uhr Seite 29 Stitch Chart Applications Exemples Stitch Threading symbols: T-shirts, swim and gymwear, The stitch display provides all the The perfect flat hem for all stretch fabrics. garments made from knit and Ideal for sewing and finishing with elastic or for information you need about jerseys, underwear, lingerie, binding edges in stretch fabrics.
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2. Needle R (brown markings) to match the threading codes, i.e. blue, red, green and yellow for 4-thread overlock, so that when you test Your BERNINA overlocker is equipped with practical sew, you can see exactly how the stitch is formed. threading aids: Cover stitch/top &...
2500_DCE_1_englisch_neu 09.10.2007 14:34 Uhr Seite 31 Overlock threading Upper looper (blue markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide. 2.
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 32 Overlock threading Lower looper (red markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide. 2.
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 33 Overlock threading Needle C (green markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide. 2.
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 34 Overlock threading Needle L (yellow markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide. 2.
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 35 Overlock sewing test and fine tuning After threading select the stitch of your choice (stitch selection dial) and test sew. Seam begin, seam end, thread cutter Raise the tip of the presser foot with your thumb and position the fabric just under the foot.
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 36 Overlock sewing test and fine tuning Deco guide The deco guide (in the accessory bag) is specially designed for sewing wide seams and edges with decorative threads (see section Threads /Decorative thread page 23). Position the guide over the top of the machine over one of the thread slits (1) and tighten screw (2).
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 37 Overlock sewing test and fine tuning Fine tuning for 3/4 thread over- Fine tuning for 3 thread lock and 3 thread narrow seam: flatlock The loops are formed on The loops are formed on the upperside: the underside: Reduce the upper looper...
2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 38 Cover/chain stitch functions and general operating instructions Cover Stitch The 5 mm wide cover stitch is formed with two or three needle threads and one looper thread. The needle threads appear as two or three parallel lines on the right side of the fabric.
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 39 Cover/chain stitch functions and general operating instructions Top & bottom cover stitch The 5 mm wide top & bottom cover stitch is formed with two or three needle threads, a wiper thread and one looper thread.
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2500_DCE_1_englisch_neu 09.10.2007 14:35 Uhr Seite 40 Cover/chain stitch functions and general operating instructions Mechanical safety In addition to the electronic safety features (page 14) your machine is equipped with mechanical safety features. The looper cover can only be closed when: ·...
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2500_DCE_2_englisch_neu 09.10.2007 14:59 Uhr Seite 41 Cover/chain stitch functions and general operating instructions Knife guard /cover and chain stitch extension plate When the machine is converted to cover/chain stitch, the knife guard in the looper cover is replaced by the cover stitch extension plate.
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2500_DCE_2_englisch_neu 09.10.2007 14:59 Uhr Seite 42 Threading 4 thread cover stitch (position F) Cover stitch looper (purple markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide.
2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 43 Threading 4-thread cover stitch Cover stitch needle R (brown markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 44 Threading 4-thread cover stitch Cover stitch needle C (green markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 45 Threading 4-thread cover stitch Cover stitch needle L (yellow markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 46 Threading 3-thread cover stitch Cover stitch looper (purple markings) Place the spool on the spool pin as illustrated. As described on page 42. Cover stitch needle R (brown markings) Cover stitch needle L (yellow markings) Place the spool on the spool pin as illustrated.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 47 Threading 3-thread narrow cover stitch Cover stitch looper (purple markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 48 Threading 5-thread top & bottom cover stitch Top & bottom cover stitch thread (grey markings) Place the spool on the spool pin as illustrated. Test sewing with 4 thread (3-needles) cover stitch has been completed. The presser foot is raised, the needle threads are released, the material has been pulled away to the left and threads cut.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 49 Threading 4-thread top & bottom cover stitch (5mm) Top & bottom cover stitch thread (grey markings) Test sewing with 3 thread (2-needles, 5mm) cover stitch has been completed. The presser foot is raised, the needle threads are released, the material has been pulled away to the left and threads cut.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 50 Threading 4 thread top & bottom narrow cover stitch (2.5mm wide L and C needles only) Top & bottom cover stitch thread (grey markings) Test sewing with 3 thread (2-needles, 2.5mm) cover stitch has been completed.
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2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 51 Cover stitch sewing test and fine tuning Cover stitch sewing test and fine tuning After threading, check that the stitch selection dial is on your desired position for F. Test sew. Starting to sew: Raise the presser foot and place a double layer of fabric under the presser foot and needles.
2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 52 Top & bottom cover stitch test sewing and fine tuning Securing the seam end After removing your work turn it over to the wrong side. Secure the seam by pulling the loop (1) towards the left. If the looper thread is subsequently pulled to the upper side, the needle thread loops (2) are visible in the stitch formation and can also be pulled through to the wrong side and...
2500_DCE_2_englisch_neu 09.10.2007 15:00 Uhr Seite 53 Chain stitch threading (position G) Chain stitch looper (purple markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 54 Chain stitch threading Chain stitch needle R (brown markings) Place the spool on the spool pin as illustrated. 1. Bring the thread up from the spool and lay it from the back to the front into the guide.
2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 55 Chain stitch sewing test and fine tuning Sewing test After threading check that the stitch selection dial is on position G. Test sew. Starting to sew: Raise the presser foot and place a double layer of fabric under the presser foot and needle.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 56 Chain stitch sewing test and fine tuning Securing the seam end After removing your work turn it over to the wrong side. Secure the seam by pulling the loop (1) towards the left. If the looper thread is subsequently pulled to the upper side, the needle thread loops (2) are visible in the stitch formation and can also be pulled through to the wrong side and knotted.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 57 Converting from overlock to cover/chain The individual steps of the conversion sequence are described in detail in the chapter: «Cover/Chain and top & bottom Stitch Functions» (pages 38 – 41). 1. Turn stitch selection dial to position F for cover stitch or G for chain stitch.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 58 Converting from cover stitch position F (4 thread cover stitch) to top & bottom cover stitch (position H) Test sewing with 4 thread (3-needles) cover stitch has been completed. The presser foot is raised, the needle threads are released, the material has been pulled away to the left and threads cut.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 59 Converting from top & bottom cover stitch (position H) to cover/chain stitch position F (4 thread cover stitch) Sewing with 5 thread (3-needle ) top & bottom cover stitch has been completed. The presser foot is raised, the needle threads are released, the material has been pulled away to the left and threads cut.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 60 Converting from cover/chain stitch to overlock The individual steps of the conversion sequence are described in detail in the chapter: «Cover/Chain and top & bottom Stitch Functions» (pages 38–41). IMPORTANT: When cover stitch presser foot (compensating foot) is attached, remove it before converting to overlock.
2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 61 Practical Sewing – Overlock Pins If you pin your work, remove the pins while sewing before they get near the knife, or pin parallel about 2 cm (1") from the fabric edge (see 1, 2). Tip: Use pins with coloured heads which are easier to see in thicker, soft fabrics.
Increase the needle tensions for a tighter gather. Tip: After sewing, loosen the needle threads from the thread chain with a pin or the BERNINA seam ripper and pull the threads gently to gather fine fabrics. Presser foot markings The markings on the presser foot help to guide the fabric.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 63 Practical Sewing – Overlock Seam guide right Loosen the screw. Position the attachment (accessory bag) over the screw and retighten the screw. Pull out the adjustable guide to the right until it is line with the desired marking on the looper cover.
2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 64 Practical Sewing – Overlock Sewing in the thread chain – seam begin · Sew to form a 3–4 cm (2") chain. · Position fabric and sew one stitch. · Insert needles (Needle stop down). ·...
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 65 Practical Sewing – Overlock Sewing outside corners · Snip into each corner along the stitching line. · Sew up to the corner and slightly over the edge of the fabric. · Raise the needle (Needle stop). ·...
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(see 4, 5). Method 2: Loosen the loops formed by the needle threads with a pin or your BERNINA seam ripper. Pull first on the needle and then on the looper threads and the seam will come undone (see 6).
2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 67 Practical Sewing – Cover Stitch (top & bottom cover stitch) Simple hem Stitch length: 3–4 Differential: N–2 (depending on fabric) · Mark hem depth and fold or press. · Place fabric under the foot and guide the folded edge along a line on the stitch plate.
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2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 68 Practical Sewing – Cover Stitch (top & bottom cover stitch) Edges with elastic Stitch length: 3–4 Differential: 0.7–N · Sew on elastic with 4-thread overlock · Turn the raw edge to the width of the elastic and topstitch from the right side.
2500_DCE_2_englisch_neu 09.10.2007 15:01 Uhr Seite 69 Practical Sewing – Cover Stitch (top & bottom cover stitch) Top stitching seams / ribbing / yokes Stitch length: 3–4 Differential: 0.7–N · Fold or press seam to one side. · Edge stitch (or at distance desired) from the right. ·...
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2500_DCE_2_englisch_neu 09.10.2007 15:02 Uhr Seite 70 Practical Sewing - chain stitch Gathering with chain stitch Single layers of fabric can be gathered with chain stitch and differential feed. Differential feed: 2 Stitch length: 4 Tensions: pre-set Binding Stitch length: 3– 4 Differential feed: N Cut the binding four times the width of the finished width.
Replacement bulbs for your BERNINA overlocker are available at your BERNINA dealer. Use max.12 Volt /5 Watt bulbs. Cleaning and lubricating Dust and fluff collect on and in the machine. This should be removed regularly.
2500_DCE_2_englisch_neu 09.10.2007 15:02 Uhr Seite 72 Trouble shooting guide Problem: Cause: Solution: The machine does not sew. The presser foot is up or the Lower the presser foot. Close the looper cover. looper cover is open, the safety control lamp is on. The main switch is not on.
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2500_DCE_2_englisch_neu 09.10.2007 15:02 Uhr Seite 73 Trouble shooting guide Problem: Cause: Solution: Seams pucker: Differential feed is Adjust differential feed to 0.7 - N. set incorrectly. Needle thread tensions Reduce needle thread tensions. are too tight. Looper thread tension is Use the Deco Guide.
2500_DCE_2_englisch_neu 09.10.2007 15:02 Uhr Seite 74 Index Accessories 9, 10 Fabric edges curl up Neatening Replacing · looper cover Fabric edges wave · edges 26, 27 · bulb · in accessory bag Fabric feed · seam allowances 26, 27 · knives Fabric/needle/thread ·...
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2500_DCE_2_englisch_neu 09.10.2007 15:02 Uhr Seite 75 Index Stitch types Test sewing · chain stitch 28, 29 · chain stitch · 3 thread cover stitch 28, 29 · cover stitch/ · 4 thread cover stitch/ top & bottom top & bottom ·...
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Max. 500 s.p.m. for top&bottom cover stitch (Pos. H) Safety: Micro safety switches LED safety control lamps Weight: 2500DCET 8.8 kg Dimensions: 335 W x 295 D x 340 H mm Foot control: Model Nr. YC-425 We reserve the right to make changes in the interests of technical progress.
2500_DCE_2_englisch_neu 09.10.2007 15:02 Uhr Seite 77 Optional accessories Remove needle R when using these special presser feet Blind stitch foot Elasticator Cording foot Gathering attachment Multi-purpose foot with guide Sewing Service Leaflet 16 Blind Stitch Foot Explains use and applications. 4 pages Sewing Service Leaflet 17 Cording Foot...
Leaflets Sewing It is not possible to cover Each issue of our Sewing BERNINA Creative Sewing, The BERNINA Collection is a more than the basics of Service Leaflets deals with a our international sewing range of booklets which deal sewing in an instruction...
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Om den här maskinen har köpts i ett annat land, var vänlig beställ en instruktionsbok på Ditt eget språk från importören eller en BERNINA-återförsäljare. Er denne maskinen kjøpt i utlandet, kan instruktionsbok bestilles på ditt eget språk fra BERNINA importøren eller nærmeste BERNINA forhandler.
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2500_DCE_2_englisch_neu 10.10.2007 15:14 Uhr Seite 80 Copyright 1999 by BERNINA International AG CH-8266 Steckborn Art. no. A 9150-779-Z00...
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BERNINA ® 2500DCET 4 thread overlock with integrated safety system 3 thread super stretch 1–2 3 thread overlock 2 thread wrapped overlock 3 thread narrow seam 1–1.8 1–2 2 thread roll hem 1–1.8 1–2 1–6 With woolly nylon or similar decorative threads 3 thread roll hem 1–1.8 1–2...
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Converting from overlock to cover/chain Converting from cover stitch position F (4 thread cover 1. Turn stitch selection dial to position F for cover stitch or stitch) to top & bottom cover stitch (position H) G for chain stitch. 1. Turn the stitch selection dial to «H». 2.
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