Pfaff coverlock 4.0 Owner's Manual
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Pfaff coverlock 4.0 Owner's Manual

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coverlock
4.0
TM
O w n e r ' s M a n u a l

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Summary of Contents for Pfaff coverlock 4.0

  • Page 1 coverlock O w n e r ’ s M a n u a l...

  • Page 2: Important Safety Instructions

    This household sewing machine is designed to comply with IEC/EN 60335-2-28 and UL1594 IMPORTANT SAFETY INSTRUCTIONS When using an electrical appliance, basic safety precautions should always be followed, including the following: Read all instructions before using this household sewing machine. DANGER - To reduce the risk of electric shock: •...

  • Page 3: Table Of Contents

    OPERATING INSTRUCTIONS INTRODUCTION Parts of the machine ..............4 Load Stitch ..................25 Settings menu ................26 Accessories ..................5 Display contrast ..................26 Optional accessories from INSPIRA™ ........6 Sound ......................26 Language ....................26 PREPARATIONS Calibrate touch screen ................ 26 Connecting the foot control and the power supply ..

  • Page 4: Introduction

    Parts of the machine 1. Telescopic thread stand 2. Handle 3. Touch screen 4. Load stitch button 5. Save stitch button 6. Clear button 7. Settings menu button 8. Info button 9. Stitch plate 10. Flat bed extension 11. Cutter cover A 19.

  • Page 5: Accessories

    26. Moveable upper cutter 27. Stitch nger lever 28. Stationary lower cutter 29. Chainstitch/Coverstitch looper 30. Lower looper 31. Upper looper 32. 2-thread converter 33. Upper looper clutch 33. Chain/coverstitch thread guide Accessories Accessories are contained in the accessory box. 1.

  • Page 6: Optional Accessories From Inspira

    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. Some fabrics have a lot of excess dye which can cause discoloration on other fabric but also on your overlock machine.

  • Page 7: Preparations

    Connecting the foot control and the power supply Among the accessories you will nd the power cord and the foot control. Note: Before plugging in the foot control, check to ensure that it is type ”FR5” (see underside of foot control). 1.

  • Page 8: Setting Up The Telescopic Thread Stand

    Setting up the telescopic thread stand Extend the telescopic thread stand to its full height, then turn until it clicks into place. Place the thread spools over the cone holders on the spool pin. If the machine is already threaded, straighten the threads to prevent tangling.

  • Page 9: Changing The Presser Foot

    Changing the presser foot Turn off the main power switch and unplug the machine. • Raise the presser foot. • Turn the handwheel toward you until the needles are at the highest position. • Push the red button on the back of the presser foot ankle to release the presser foot.

  • Page 10: Movable Upper Cutter

    Movable upper cutter Disengaging, position B Turn off the main power switch and unplug the machine. • Turn the handwheel toward you until the upper cutter is raised to the highest position. • Open the front cover. • Pull the movable cutter knob to the right as far as it will •...

  • Page 11: Upper Looper

    Upper looper Disengaging For coverstitch and chaintitch sewing the upper looper needs to be disengaged. • Turn the handwheel until the upper looper is in its lowest position. • Push the clutch lever to the right and back until position B is visible from the front. Engaging •...

  • Page 12: Threading

    General 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. Tip: Your new machine is threaded to sew a standard overlock.

  • Page 13: Threading The Upper Looper (Red)

    Threading the upper looper (red) • 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.

  • Page 14: Threading The Lower Looper (Yellow)

    Threading the lower looper (yellow) • 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.

  • Page 15: Threading Chainstitch Looper (Purple)

    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). • Thread the top cover thread guide by pulling the thread towards the left until it slips under the guide.

  • Page 16: Threading The Right Needle

    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.

  • Page 17: Threading The Left Needle

    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.

  • Page 18: Threading The Chainstitch Needle

    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.

  • Page 19: Threading The Coverstitch Needles

    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. • Pass the thread from back to front through the thread guide on the thread stand (1).

  • Page 20: Threading The Middle Coverstitch/Chainstitch Needle

    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). • Thread the top cover thread guide by pulling the thread towards the left until it slips under the guide.

  • Page 21: Threading The Coverstitch Left Needle

    Threading the coverstitch left needle (blue, C 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). • Thread the top cover thread guide by pulling the thread towards the left until it slips under the guide.

  • Page 22: Needle Threader

    The following is an easy way to change threads: • Cut the thread in use near the spool, behind the guides on the telescopic thread stand. PFAFF coverlock 4.0 • Remove the thread spool and place the new thread on the spool pin.

  • Page 23: Touch Screen

    Touch screen overview Sewing mode is the rst view on the graphic display after you turn on the machine. Your selected stitch will be shown in real size in the stitch eld. Here you will nd all the basic information you need to start sewing. This is also the menu where you adjust the settings of your stitch.

  • Page 24: On-Screen Stitch Adjustments

    On-screen stitch adjustments Your machine will set the best settings for each selected stitch. You can make your own adjustments on the selected stitch. The setting changes only affect the selected stitch. Your changed settings will be reset to default when selecting another stitch.

  • Page 25: Save Stitch

    Save Stitch To save the adjusted stitch, touch the Save Stitch button to open the Save Stitch view. You can save up to 30 different stitches. You can scroll through the list to nd a free position, using the arrows. Any box without a stitch is a free position and can be used to save your new stitch.

  • Page 26: Settings Menu

    When a stitch is selected, a pop-up message with detailed information about the stitch appears. Touch OK (A) to load the selected stitch or Cancel (B) to return to the Load Stitch list. Settings menu Touch the Settings button to open the settings menu. Here you can adjust the machine settings.

  • Page 27: Pop-Ups

    Pop-ups Front cover open As a safety precaution you cannot sew with the front cover open. The pop-up will close when the front cover is closed. Presser foot is up You cannot start sewing with the presser foot up. The pop-up will close when the presser foot is lowered.

  • Page 28: Stitches & Sewing Techniques

    Stitch overview The settings shown in this table are our recommendations based on normal conditions. The correct tension is set automatically when selecting a stitch. It may be necessary to adjust the thread tension according to the stitch, type of fabric and thread you are using. For best results make tension adjustments in small steps of no greater than half a number at a time.
  • Page 29 Threading path Stitch 4-thread safety stitch, narrow For joining with reinforced stitch and overcasting in one step. Converter required. B and • • • • 3-thread overlock, wide For sewing two layers of stretchy fabric or overcasting a single layer of light to medium fabric.
  • Page 30 Threading path Stitch 3-thread atlock stitch, narrow For sewing stretchy fabrics together with a decorative effect either with the atlock side or the ladder • • • stitch side. Create varying effects by threading the loopers with decorative thread. Read more on page 35.
  • Page 31 Threading path Stitch 2-thread overlock, wide For overcasting a single layer of light to medium weight fabrics. Converter required. • • 2-thread overlock, narrow For overcasting a single layer of light to medium weight fabrics. Converter required. • • 2-thread narrow edge* Use for edging lightweight fabrics.
  • Page 32 Threading path Stitch 2-thread rolled edge* For edging lightweight fabrics. It gives a nice nish on silky scarves, pillow ruf es and napkins. Thread the looper with a decorative • • lightweight thread, such as 40 weight rayon for a beautiful satin edge.

  • Page 33: Start Sewing

    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.

  • Page 34: Rolled Edge Sewing

    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. Adjust the thread tension to change the degree of rolling.

  • Page 35: Flatlock Sewing

    Flatlock sewing A atlock stitch is made by sewing the seam and pulling the fabric apart to atten the seam. The atlock stitch can be used both as a decorative construction stitch, sewing two pieces together (Standard atlock stitch), or for embellishment on only one piece of fabric (Ornamental atlock stitch).

  • Page 36: Chainstitch Sewing

    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. However, a chainstitch seam can be placed at a desired distance from edge of fabric by putting the upper cutter in B position, disengaging the upper looper and installing coverstitch table B.

  • Page 37: Stitch Adjustments

    Stitch width adjustment A) Left needle B) Right needle C) Chainstitch needle The stitch width can be increased or decreased by 6 mm 4 mm 9 mm 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.

  • Page 38: Differential Feed Adjustment

    Differential feed adjustment The differential feed system consists of two sets of feed teeth arranged one behind the other. Both feed teeth work independently of each other to give perfect results when sewing on speciality fabrics. When the amount of feed by the front feed teeth is changed in relation to the feed by the rear feed teeth it will “stretch”...

  • Page 39: Thread Tension Ne Tuning

    Thread tension ne tuning Thread tension is automatically set when selecting a stitch but it may have to be ne tuned depending on: • Type and thickness of the fabric • Needle size • Size, type and bre content of the thread See page 24 for how to adjust the thread tension settings.
  • Page 40 Chainstitch When the chainstitch needle thread tension is too loose Increase the needle thread tension (blue), or decrease the chainstitch looper thread tension (purple). Coverstitch When the coverstitch looper thread is too loose Increase the coverstitch looper thread tension (purple). When the coverstitch left needle thread tension is too Increase the coverstitch left needle thread tension loose...

  • Page 41: Maintenance

    The upper cutter can be replaced according to the following directions. If you are having any dif culties, consult your authorized PFAFF® dealer. • Open the front cover and set the movable upper cutter (1) in A position (See page 10).

  • Page 42: Storage

    When the machine is not in use, be sure to keep it unplugged. Cover the machine with the dust cover to protect it from the dust. Store the machine, so it is not exposed to direct sunlight or humidity. Servicing If you have any questions regarding service and/or operation, contact your local PFAFF® dealer. Trouble shooting Problem...

  • Page 43: Machine Speci Cations

    Intellectual Property PFAFF, COVERLOCK and INSPIRA are trademarks of KSIN Luxembourg II, S.ar.l. Please note that on disposal, this product must be safely recycled in accordance with relevant National legislation relating to electrical/electronic products.
  • Page 44 www.pfaff.com...

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