Owner's Manual
Page 2
... manual. This household sewing machine is required around the sewing machine needle and blades. • Always use the proper needle plate. To reduce the risk of burns, fire, electric shock, or injury to break. • Wear safety glasses. • Switch the sewing machine off ("0") position, then remove plug from the electrical outlet when removing covers, lubricating, or when making any adjustment in the needle area, such as threading needle, changing needle, or changing presser foot...
... manual. This household sewing machine is required around the sewing machine needle and blades. • Always use the proper needle plate. To reduce the risk of burns, fire, electric shock, or injury to break. • Wear safety glasses. • Switch the sewing machine off ("0") position, then remove plug from the electrical outlet when removing covers, lubricating, or when making any adjustment in the needle area, such as threading needle, changing needle, or changing presser foot...
Owner's Manual
Page 3
... needle position 24 Width adjustment with the cutting width dial 24 Presser foot pressure adjustment 24 Stitch length adjustment 24 Differential feed adjustment 25 Gathered overlock (stretch, knit fabrics 25 Stretch overlock (lightweight fabrics 25 Thread tension fine tuning 26 Maintenance Machine maintenance 28 Cleaning 28 Oiling ...28 Replacing the movable upper cutter 28 Changing the light bulb 29 Storage 29 Servicing 29 Trouble shooting 30 Machine specifications 31 Intellectual Property 31 Stitches & Sewing techniques Stitch overview 17 Start sewing 21 Pin...
... needle position 24 Width adjustment with the cutting width dial 24 Presser foot pressure adjustment 24 Stitch length adjustment 24 Differential feed adjustment 25 Gathered overlock (stretch, knit fabrics 25 Stretch overlock (lightweight fabrics 25 Thread tension fine tuning 26 Maintenance Machine maintenance 28 Cleaning 28 Oiling ...28 Replacing the movable upper cutter 28 Changing the light bulb 29 Storage 29 Servicing 29 Trouble shooting 30 Machine specifications 31 Intellectual Property 31 Stitches & Sewing techniques Stitch overview 17 Start sewing 21 Pin...
Owner's Manual
Page 4
... Front cover 10.Power & light switch 11.Foot control/electric power cord socket 12. Handle 3. Right needle thread tension fine tuning lever (green) 5. Stitch plate 8. Lower looper thread tension fine tuning lever (yellow) 7. Handwheel 13.Stitch length dial 14.Spool stand 15.Cone holder 16.Auto tension dial (ATD) 17.Spool pin 18 19 20 21 22 25 23 24 18.Presser foot pressure adjusting dial 19.Thread cutter 20.Presser foot lift 21.Hole for extension table (optional accessory, part number 416384201) 22.Differential feed adjusting dial 23.Presser foot ankle 24.Presser foot 25...
... Front cover 10.Power & light switch 11.Foot control/electric power cord socket 12. Handle 3. Right needle thread tension fine tuning lever (green) 5. Stitch plate 8. Lower looper thread tension fine tuning lever (yellow) 7. Handwheel 13.Stitch length dial 14.Spool stand 15.Cone holder 16.Auto tension dial (ATD) 17.Spool pin 18 19 20 21 22 25 23 24 18.Presser foot pressure adjusting dial 19.Thread cutter 20.Presser foot lift 21.Hole for extension table (optional accessory, part number 416384201) 22.Differential feed adjusting dial 23.Presser foot ankle 24.Presser foot 25...
Owner's Manual
Page 6
... elastic insertion techniques. Optional accessories from INSPIRA™ Optional presser feet specially prepared for this machine are available at .) Suitable for light and medium weight woven fabrics. The Piping Foot makes it to prevent stretching. The curvy, softly ruffled edge is especially good for stabilizing shoulder seams. With this machine allows easy removal and replacement. Gathering Foot 620 08 83-96 The Gathering Foot is easy with fabric...
... elastic insertion techniques. Optional accessories from INSPIRA™ Optional presser feet specially prepared for this machine are available at .) Suitable for light and medium weight woven fabrics. The Piping Foot makes it to prevent stretching. The curvy, softly ruffled edge is especially good for stabilizing shoulder seams. With this machine allows easy removal and replacement. Gathering Foot 620 08 83-96 The Gathering Foot is easy with fabric...
Owner's Manual
Page 7
... the thread spools over the cone holders on the plate under the machine. Preparations 7 Connecting the foot control and the power supply Foot control to use with this plug is intended to fit in , make sure the voltage is adjusted to provide the best stitch result at the maximum speed set by the speed control slide. Use the foot control to right as indicated on the spool pin. To stop the machine from sewing, remove your machine...
... the thread spools over the cone holders on the plate under the machine. Preparations 7 Connecting the foot control and the power supply Foot control to use with this plug is intended to fit in , make sure the voltage is adjusted to provide the best stitch result at the maximum speed set by the speed control slide. Use the foot control to right as indicated on the spool pin. To stop the machine from sewing, remove your machine...
Owner's Manual
Page 9
... cutter clicks into the fabric. • Loosen, but do not remove the needle clamp screw with the flat surface to the highest position. Engaging, position A • Open the front cover and pull the movable cutter knob to use a standard household sewing machine needle of any size or type in the needle threader to be damaged. Use INSPIRA™ needle EL x 705 sizes 14/90 and 12/80, supplied with this overlock. Changing the needles...
... cutter clicks into the fabric. • Loosen, but do not remove the needle clamp screw with the flat surface to the highest position. Engaging, position A • Open the front cover and pull the movable cutter knob to use a standard household sewing machine needle of any size or type in the needle threader to be damaged. Use INSPIRA™ needle EL x 705 sizes 14/90 and 12/80, supplied with this overlock. Changing the needles...
Owner's Manual
Page 10
... stitch finger lever should be set to R. Before sewing, the 2-thread converter must be sure to the upper looper. R When moving the stitch finger lever, be attached to push the lever as far as it will go in the eye (B) of the upper looper. Disengaging Turn off the main power switch and unplug the machine. 2-thread overlock stitches are sewn using one needle B thread and the lower looper thread. 2-thread overlock...
... stitch finger lever should be set to R. Before sewing, the 2-thread converter must be sure to the upper looper. R When moving the stitch finger lever, be attached to push the lever as far as it will go in the eye (B) of the upper looper. Disengaging Turn off the main power switch and unplug the machine. 2-thread overlock stitches are sewn using one needle B thread and the lower looper thread. 2-thread overlock...
Owner's Manual
Page 11
... quick reference. If a looper thread breaks always do the following pages give you detailed step by the lower looper and then the needles from getting caught on threading. Tip: Your new machine is located inside the front cover for recommendations on what needles and thread to sew a standard overlock. Thread the upper looper 4. Threading 11 Always start threading the upper looper, followed by step instructions on the edge of the spool. Thread...
... quick reference. If a looper thread breaks always do the following pages give you detailed step by the lower looper and then the needles from getting caught on threading. Tip: Your new machine is located inside the front cover for recommendations on what needles and thread to sew a standard overlock. Thread the upper looper 4. Threading 11 Always start threading the upper looper, followed by step instructions on the edge of the spool. Thread...
Owner's Manual
Page 12
... 10 cm (4") of thread through the looper and place it . Threading the upper looper (red) 1 • Raise the presser foot to release tension discs. • Pass the thread from front to the back of the stitch plate. 9 12 Threading Then pull the thread along the right side of the button as illustrated (2). 3 • Lift up the handle and bring the thread under the guide.
... 10 cm (4") of thread through the looper and place it . Threading the upper looper (red) 1 • Raise the presser foot to release tension discs. • Pass the thread from front to the back of the stitch plate. 9 12 Threading Then pull the thread along the right side of the button as illustrated (2). 3 • Lift up the handle and bring the thread under the guide.
Owner's Manual
Page 13
... 10 mm (3/8") from the needle plate edge. • Thread the looper area of the machine following the yellow color coded thread guides (4-10). 10 9 4 5 • To thread the last thread guide (9), pull about 10 cm (4") of the button as illustrated (2). 3 • Lift up into thread guide 9. 8 9 B 7 6 A C Threading 13 Threading the lower looper (yellow) 1 • Raise the presser foot to release tension discs. • Pass the thread from back to front...
... 10 mm (3/8") from the needle plate edge. • Thread the looper area of the machine following the yellow color coded thread guides (4-10). 10 9 4 5 • To thread the last thread guide (9), pull about 10 cm (4") of the button as illustrated (2). 3 • Lift up into thread guide 9. 8 9 B 7 6 A C Threading 13 Threading the lower looper (yellow) 1 • Raise the presser foot to release tension discs. • Pass the thread from back to front...
Owner's Manual
Page 16
... the guides on the telescopic thread stand. • Remove the thread spool and place the new thread on the tip of the needle threader. • Hold the needle threader against the needle, causing a small metal pin to push the thread through the machine one of the rectangular markings of the needle threader is pointing upwards. Make sure one at a time until the knots are in their highest position and lower the presser foot.
... the guides on the telescopic thread stand. • Remove the thread spool and place the new thread on the tip of the needle threader. • Hold the needle threader against the needle, causing a small metal pin to push the thread through the machine one of the rectangular markings of the needle threader is pointing upwards. Make sure one at a time until the knots are in their highest position and lower the presser foot.
Owner's Manual
Page 17
... tension as neck edges, side seams, sleeves, etc. Use heavier threads in the loopers to create decorative braids. (Hold your garnment. Always test sew on normal conditions. Popular for upper cutter Stitch length Differential feed 2-thread converter Stitch ATD N/R Threading path A/B BGR Y A A and B 2.5 6.0 1.0 N No A 4-thread overlock For all seams where stretch or give is set automatically by combining the ATD with the optional elastic foot. Icon explanation: Needle position Cutting width N/R Stitch finger lever setting A/B Setting...
... tension as neck edges, side seams, sleeves, etc. Use heavier threads in the loopers to create decorative braids. (Hold your garnment. Always test sew on normal conditions. Popular for upper cutter Stitch length Differential feed 2-thread converter Stitch ATD N/R Threading path A/B BGR Y A A and B 2.5 6.0 1.0 N No A 4-thread overlock For all seams where stretch or give is set automatically by combining the ATD with the optional elastic foot. Icon explanation: Needle position Cutting width N/R Stitch finger lever setting A/B Setting...
Owner's Manual
Page 21
... cutters. • When the machine is threaded correctly. • Continue holding the thread chain while pressing the foot control. If the blades are not moving correctly, check if there are away from coming undone and prepares for the next sewing task. • Cut off the thread chain 2-5 cm (1-2") behind the presser foot using pins, insert straight pins to indicate the needle position. Do not pull on the fabric as a guide...
... cutters. • When the machine is threaded correctly. • Continue holding the thread chain while pressing the foot control. If the blades are not moving correctly, check if there are away from coming undone and prepares for the next sewing task. • Cut off the thread chain 2-5 cm (1-2") behind the presser foot using pins, insert straight pins to indicate the needle position. Do not pull on the fabric as a guide...
Owner's Manual
Page 23
... same direction. The fabric will be used individually or woven into 3 or 4 ply braids. Position the filler cord under the fabric while overlocking. Note: The minimum overlock stitch width that will feed in the front of rolling. Sewing hints Pintuck sewing Sew decorative pintucks on the fabric before sewing on a sample of the push pin (A). Push the pin A and its bottom plate (B) together. • Lower the presser foot and sew. Insert the needle...
... same direction. The fabric will be used individually or woven into 3 or 4 ply braids. Position the filler cord under the fabric while overlocking. Note: The minimum overlock stitch width that will feed in the front of rolling. Sewing hints Pintuck sewing Sew decorative pintucks on the fabric before sewing on a sample of the push pin (A). Push the pin A and its bottom plate (B) together. • Lower the presser foot and sew. Insert the needle...
Owner's Manual
Page 24
... adjustment The stitch width can be set to 2.5. A) Left needle 6 mm B) Right needle 4 mm Presser foot pressure adjustment The presser foot pressure for most sewing conditions. Increase or decrease the pressure until the mark on heavyweight fabrics. Stitch length adjustment The stitch length dial should be set to 2.5. Adjust the stitch length to 2.5 for sewing based on normal conditions should be necessary. B) When only the right needle is used the stitch width is 4 mm. Less pressure: Decrease the pressure by changing the needle position...
... adjustment The stitch width can be set to 2.5. A) Left needle 6 mm B) Right needle 4 mm Presser foot pressure adjustment The presser foot pressure for most sewing conditions. Increase or decrease the pressure until the mark on heavyweight fabrics. Stitch length adjustment The stitch length dial should be set to 2.5. Adjust the stitch length to 2.5 for sewing based on normal conditions should be necessary. B) When only the right needle is used the stitch width is 4 mm. Less pressure: Decrease the pressure by changing the needle position...
Owner's Manual
Page 25
... fabric, set the differential feed adjusting dial to 1.0. For overlock stitching on your garment. Gathered overlock (stretch, knit fabrics) When overedging stretch fabric, such as silk and silky knitwear, adjust the differential feed to a value between 0.6 and 1.0. When sewing, apply gentle tension to the fabric by holding the seam lightly in relation to the feed by the front feed teeth is changed in front and back of the presser foot. Fabric Stretch fabric (Knit, jersey) Differential feed 1.0 Adjustment 1.0 - 2.0 Result Non-stretch fabric...
... fabric, set the differential feed adjusting dial to 1.0. For overlock stitching on your garment. Gathered overlock (stretch, knit fabrics) When overedging stretch fabric, such as silk and silky knitwear, adjust the differential feed to a value between 0.6 and 1.0. When sewing, apply gentle tension to the fabric by holding the seam lightly in relation to the feed by the front feed teeth is changed in front and back of the presser foot. Fabric Stretch fabric (Knit, jersey) Differential feed 1.0 Adjustment 1.0 - 2.0 Result Non-stretch fabric...
Owner's Manual
Page 26
... a lower position. Move the upper looper thread tension fine tuning lever (red) toward a lower position. Thread tension fine tuning Thread tension is automatically set when selecting a stitch type with the Auto Tension Dial (ATD), but it may have to be fine tuned with the fine tuning levers depending on: • Type and thickness of the fabric • Needle size • Size, type and fibre content of the thread 2-thread overlock When the lower looper thread...
... a lower position. Move the upper looper thread tension fine tuning lever (red) toward a lower position. Thread tension fine tuning Thread tension is automatically set when selecting a stitch type with the Auto Tension Dial (ATD), but it may have to be fine tuned with the fine tuning levers depending on: • Type and thickness of the fabric • Needle size • Size, type and fibre content of the thread 2-thread overlock When the lower looper thread...
Owner's Manual
Page 28
... working parts. If you are cutting the the fabric. • An overlock runs at a very high speed and needs to be replaced according to remove all the lint using the lint brush. • Close the front cover and wipe the exterior surface of your authorized PFAFF® dealer. • Open the front cover and set the movable upper cutter (1) in A position (See page 9). • Loosen the set screw (2) and remove...
... working parts. If you are cutting the the fabric. • An overlock runs at a very high speed and needs to be replaced according to remove all the lint using the lint brush. • Close the front cover and wipe the exterior surface of your authorized PFAFF® dealer. • Open the front cover and set the movable upper cutter (1) in A position (See page 9). • Loosen the set screw (2) and remove...
Owner's Manual
Page 29
... unplug the machine. Servicing If you have any questions regarding service and/or operation, contact your authorized PFAFF® dealer. • Remove the light cover screw and while pushing the cover lightly to the rear, swing cover to the left to remove. • To replace the bulb, push the bulb into the socket and turn to direct sunlight or humidity. Changing the light bulb Turn off before connecting the power cord. Light bulbs are...
... unplug the machine. Servicing If you have any questions regarding service and/or operation, contact your authorized PFAFF® dealer. • Remove the light cover screw and while pushing the cover lightly to the rear, swing cover to the left to remove. • To replace the bulb, push the bulb into the socket and turn to direct sunlight or humidity. Changing the light bulb Turn off before connecting the power cord. Light bulbs are...
Owner's Manual
Page 30
...to power source correctly. 30 Maintenance Trouble shooting Problem Fabric does not feed well Needle breaks Thread breaks Skipped stitches Irregular stitches Fabric puckers Irregular trimming Fabric jams Machine does not operate Solution - Do not pull fabric while sewing. - Check for tangled or caught thread. - Use high quality thread. - Loosen thread tension. - Change type or size of fabric with conventional machine before sewing with overlock. - Increase presser foot pressure. - Check for tangled or caught thread. - Loosen thread tension. - Check alignment of cutters. - Check threading...
...to power source correctly. 30 Maintenance Trouble shooting Problem Fabric does not feed well Needle breaks Thread breaks Skipped stitches Irregular stitches Fabric puckers Irregular trimming Fabric jams Machine does not operate Solution - Do not pull fabric while sewing. - Check for tangled or caught thread. - Use high quality thread. - Loosen thread tension. - Change type or size of fabric with conventional machine before sewing with overlock. - Increase presser foot pressure. - Check for tangled or caught thread. - Loosen thread tension. - Check alignment of cutters. - Check threading...
