Instruction/ maintenance manual of the product coverlock 3.0 Pfaff
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Owner’s Manual.
This household sewing machine is designed to comply with IEC/EN 60335-2-28 and UL1594 IMPORT ANT SAFETY INS TRUCTIONS When using an electrical appliance, basic safety precautions should always be followed, including the following: Read all instructions before using this household sewing machine.
T able of contents Introduction Parts of the machine ........................................................ 4 Accessories ........................................................................... 5 Optional accessories from INSPIRA ™ ...........
2 8 9 34 5 6 7 1 11 10 15 16 17 19 18 14 12 13 PF AFF coverlock 3.0 german design 22 20 21 24 23 25 26 27 Introduction 4 P arts of the machine 1. Telescopic thread stand 2. Handle 3. Left needle thread tension À ne tuning lever (blue) 4. Right needle thread tension À ne tuning lever (green) 5.
33 34 35 36 28 30 29 32 31 23 4 5 6 7 8 9 11 1 10 12 14 13 Introduction 5 Accessories Accessories are contained in the accessory box. 1. Accessory box 2. Screwdriver 3. Knife blade (for the movable upper cutter) 4. Thread unreeling discs (5) 5. Thread spool nets (5) 6.
Introduction 6 Optional accessories from INSPIRA ™ Optional presser feet specially prepared for this machine are available at your PFAFF® dealer. The snap-on type presser foot used on this machine allows easy removal and replacement.
coverlock 3.0 german design A B C ATD A Prepar ations 7 Connecting the foot control and the power supply Foot control to use with this machine: Type 4C-345B22 for USA/Canada Type 4C-345G22 for Europe .
Prepar ations 8 Front cover Open First push the cover to the right as far as it will go and then pull it downward toward you. Close First pull the cover upward and then slide it to the left until it locks. Note: The front cover has a safety switch and the machine will not sew if the front cover is open.
B A B B A B A B E D C german design A. Overlock left needle B. Overlock right needle C. Coverstitch left needle D. Coverstitch middle needle E. Coverstitch right needle Prepar ations 9 Needle information This overlock uses a Á at shank industrial needle that eliminates the possibility of inserting the needle backwards.
A B B A 1 2 3 4 Prepar ations 10 2-thread overlock converter Engaging Turn off the main power switch and unplug the machine. 2-thread overlock stitches are sewn using one needle thread and the lower looper thread. Before sewing, the 2-thread converter must be attached to the upper looper.
R N N R N R Threading 11 Gener al threading information A color coded diagram is located inside the front cover for quick reference. Always start threading the loopers and then the needles from right to left. See the table below for recommendations on what needles and thread to use for different fabric weights.
1 1 2 3 2 4 5 6 7 8 9 9 Threading 12 Threading the upper looper (r ed) • Raise the presser foot to release tension discs. • Pass the thread from back to front through the thread guide on the thread stand (1). • Thread the top cover thread guide by pulling the thread towards the left until it slips under the guide.
1 2 1 2 3 9 4 5 6 7 8 9 10 A A B B Option 1 Option 2 5 Threading 13 Threading the lower looper (yellow) • Raise the presser foot to release tension discs.
1 2 3 1 2 A 10 BB A Option 1 Option 2 8 4 5 6 7 8 9 10 11 5 Threading 14 Threading chainstitch looper (purple) • Raise the presser foot to release tension discs. • Pass the thread from back to front through the thread guide on the thread stand (1).
2 4 5 6 7 8 9 9 1 2 3 1 Threading 15 Threading the right needle (green, B on needle clamp) • Raise the presser foot to release tension discs. • Pass the thread from back to front through the thread guide on the thread stand (1). • Thread the top cover thread guide by pulling the thread towards the left until it slips under the guide.
2 1 2 3 1 4 5 6 7 8 9 9 Threading 16 Threading the left needle (blue, A on needle clamp) • Raise the presser foot to release tension discs. • Pass the thread from back to front through the thread guide on the thread stand (1). • Thread the top cover thread guide by pulling the thread towards the left until it slips under the guide.
2 4 5 6 7 8 9 1 2 3 1 9 Threading 17 Threading the chainstitch needle (blue, D on needle clamp) • Raise the presser foot to release tension discs. • Pass the thread from back to front through the thread guide on the thread stand (1). • Thread the top cover thread guide by pulling the thread towards the left until it slips under the guide.
1 1 2 3 2 4 5 6 7 8 9 9 Threading 18 Threading the coverstitch needles Note: Thread the needles in to following order: right (E), middle (D), left (C) Threading the right coverstitch needle (red, E on the needle clamp) • Raise the presser foot to release tension discs.
2 1 2 3 1 4 5 6 7 8 9 9 Threading 19 Threading the middle coverstitch/chainstitch needle (green, D on the needle clamp) • Raise the presser foot to release tension discs. • Pass the thread from back to front through the thread guide on the thread stand (1).
2 4 5 6 7 8 9 1 2 3 1 9 Threading 20 Threading the coverstitch left needle (blue, C on the needle clamp) • Raise the presser foot to release tension discs.
PF AFF coverlock 3.0 german design PF AFF coverlock 3.0 german design Threading 21 Needle threader To make threading the needles easier, use the needle threader included with the accessories. • Turn the handwheel so the needles are in their highest position and lower the presser foot.
Stitches & sewing techniques 22 Stitch A TD A B CD E N/R A/B Threading path BGR Y P B A and D 2.5 6.0 1.0 N No A ••••• 5-thread safety stitch, wide For joining with a reinforced stitch and overcasting in one step. A durable chainstitch seam with overlock edge for garment sewing, quilt piecing and other projects.
Stitches & sewing techniques 23 Stitch A TD A B CD E N/R A/B Threading path BGR Y P I A and D 2.5 6.0 1.0 N Yes A •• • • 4-thread safety stitch, wide For joining with reinforced stitch and overcasting in one step. Converter required. I B and D 2.
Stitches & sewing techniques 24 Stitch A TD A B CD E N/R A/B Threading path BGR Y P A B 1.5 6.0 1.0 R No A ••• 3-thread narr ow edge* For edging lightweight fabrics.
Stitches & sewing techniques 25 * Not recommended for heavyweight woven f abrics or medium to heavyweight stretch fabrics. Stitch A TD A B CD E N/R A/B Threading path BGR Y P C B 1 6.0 1.0 R No A ••• 3-thread r olled edge* For edging lightweight fabrics.
Stitches & sewing techniques 26 Stitch A TD A B CD E N/R A/B Threading path BGR Y P E A 2 6.0 1.0 N Yes A •• 2-thread Á atlock, wide For sewing stretchy fabrics together with a decorative effect either with the Á atlock side or the ladder stitch side.
Stitches & sewing techniques 27 Stitch A TD A B CD E N/R A/B Threading path BGR Y P J C, D and E 2.5 - 1.0 R No B ••• • Coverstitch, triple For hems on stretch fabrics and for decorative effects on all kind of fabrics. Use decorative thread in looper for embellishment.
5-8 cm (2-3“) Stitches & sewing techniques 28 Start sewing Pin placement When securing the fabric pieces using pins, insert straight pins to the left of the presser foot. The pins will be easy to remove and are away from the cutters. Sewing over pins will damage and might destroy the cutting edge of the cutters.
Stitches & sewing techniques 29 Rolled edge sewing The rolled edge stitch is appropriate for lightweight fabrics such as lawn, voil, organdy, crepe, etc. The rolled edge is achieved by adjusting the thread tension to make the fabric edge roll under the fabric while overlocking.
Standard Á atlock stitch Ornamental Á atlock stitch 3-thread ladder stitch Stitches & sewing techniques 30 Flatlock sewing A Á atlock stitch is made by sewing the seam and pulling the fabric apart to Á atten the seam.
A B Stitches & sewing techniques 31 Chainstitch sewing The chainstitch is sewn with two threads, one needle and one looper. Normally, the machine trims the fabric edge while the seam is being sewn.
6 mm 9 mm 4 mm • 5.5 6.0 6.5 PF AFF Stitch adjustments 32 Stitch width adjustment The stitch width can be increased or decreased by changing the needle position or with the cutting width dial. Width adjustment by changing needle position A) When only the left needle, or when both needles are used the stitch width is 6 mm.
Stitch adjustments 33 F abric Differential feed 1.0 Adjustment Result Stretch f abric (Knit, jersey) 1.0 - 2.0 Non-stretch f abric (Chino, denim) 1.0 Lightweight fabric (Silk, silky knit - wear) 0.6 - 1.0 Differential feed adjustment The differential feed system consists of two sets of feed teeth arranged one behind the other.
Stitch adjustments 34 Thread tension À ne tuning Thread tension is automatically set when selecting a stitch type with the Auto Tension Dial (ATD), but it may have to be À ne tuned with the À ne tu.
Stitch adjustments 35 4-thread overlock When the upper looper thread lies on the underside of the fabric Move the upper looper thread tension lever (red) toward a higher position. Or, move lower looper thread tension À ne tuning lever (yellow) toward a lower position.
1 2 3 Maintenance 36 Machine maintenance An overlock machine requires more frequent maintenance than a conventional machine mainly for two reasons: • A lot of lint is produced when the cutters are cutting the the fabric. • An overlock runs at a very high speed and needs to be oiled frequently to lubricate the internal working parts.
Maintenance 37 Changing the light bulb Turn off the main power switch and unplug the machine. Be sure the light bulb has cooled off before changing it. Replace the light cover before connecting the power cord. Only use light bulbs of the same type rated 15W.
Maintenance 38 T rouble shooting Problem Solution Fabric does not feed well - Lengthen stitch length. - Increase presser foot pressure for heavyweight fabric. - Decrease presser foot pressure for lightweight fabric. - Check the differential feed. Needle breaks - Insert needle correctly.
Sewing speed 1100 stitches/min Stitch length 1.0 - 4.0 mm Differential feed r atio 1:0.6 - 1:2 Overlock stitch width Left needle: 5 - 7 mm Right needle: 3 - 5 mm Coverstitch: 3 - 6 mm Presser foot rise 4.
413 19 68 - 26C • English • Inhouse • © 2010 KSIN Lux embourg II, S.ar .l. • All rights reserved • Printed in Sweden on envir onment friendly paper www .
An important point after buying a device Pfaff coverlock 3.0 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Pfaff coverlock 3.0 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Pfaff coverlock 3.0 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Pfaff coverlock 3.0 you will learn all the available features of the product, as well as information on its operation. The information that you get Pfaff coverlock 3.0 will certainly help you make a decision on the purchase.
If you already are a holder of Pfaff coverlock 3.0, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Pfaff coverlock 3.0.
However, one of the most important roles played by the user manual is to help in solving problems with Pfaff coverlock 3.0. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Pfaff coverlock 3.0 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
