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See page 20
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See page 26
See page 26

See page 24
See page 26

See page 18
See page 36
Replace the bobbin.

See page 26
See page 26
See page 26

See page 26

See page 26

See page 26
See page 20
Change the needle

See page 28
See page 20
See page 26
Make the stitch shorter

See page 36
Make the stitch longer

See page 28
See page 26

See page 8
See page 26
See page 12
See page 36
See page 36
See page 36

1. The needle thread is not threaded properly.
2. The needle thread tension is too tight.
3. The needle is bent or blunt.
4. The needle is incorrectly inserted.
5. The needle thread and the bobbin thread are not set under the

presser foot when starting sewing.

6. The thread is either too heavy or too fine for the needle.

1. The bobbin thread is not threaded properly in the bobbin holder.
2. Lint has collected in the hook race.
3. The bobbin is damaged and doesn't turn smoothly.

1. The needle is incorrectly inserted.
2. The needle clamp screw is loose.
3. The needle is too fine for the fabric being used.

1. The needle is incorrectly inserted, bent or blunt.
2. The needle and/or fabrics are not suitable for the work being

sewn.

3. A Blue Tip needle is not used when sewing stretch, very fine

fabrics and synthetics.

4. The needle thread is not threaded properly.
5. A poor quality needle is being used.

1. The needle thread tension is too tight.
2. The needle thread is not threaded properly.
3. The needle is too heavy for the fabric being sewn.
4. The stitch length is too long for the fabric.

1. The feed dog is packed with lint.
2. The stitches are too fine.

1. The needle thread tension is too loose.
2. The needle is either too heavy or too fine for the thread.

1. The machine is not plugged in.
2. Thread has been caught in the hook race.
3. The presser foot is raised.
1. Thread has been caught in the hook race.
2. Lint has built up in the hook race or bobbin holder.
3. The machine needs oiling.

Troubleshooting

        

Condition

The needle thread
breaks.

The bobbin thread
breaks.

The needle breaks.

Skipped stitches

Seam puckering

The cloth is not
feeding smoothly.

Stitches form loops

below the fabric.

The machine does not
work.

The machine does not

run smoothly and is
noisy.

Reference

Cause

Summary of Contents for HQ STITCH 510

Page 1: ...es Stitch510 TM Model 510 Modèle 510 Modelo 510 Instruction Book Livret d Instructions Manuel de Instrucciones Stitch510 TM Model 510 Modèle 510 Modelo 510 Instruction Book Livret d Instructions Manuel de Instrucciones Stitch510 TM Model 510 Modèle 510 Modelo 510 Instruction Book Livret d Instructions Manuel de Instrucciones Stitch510 TM Model 510 Modèle 510 Modelo 510 ...

Page 2: ...1 Do not allow to be used as a toy Close attention is necessary when this sewing machine is used by or near children 2 Use this appliance only for its intended use as described in this owner s manual Use only attachments recommended by the manufacturer as contained in this owner s manual 3 Never operate this sewing machine if it has a damaged cord or plug if it is not working properly if it has be...

Page 3: ... 14 Setting the Spool of Thread 14 Winding a Bobbin 16 Inserting a Bobbin 18 Inserting the Bobbin Case into the Hook 18 Threading the Needle Thread 20 Built in Needle Threader 22 Drawing up the Bobbin Thread 24 Changing the Needle 26 Balancing Needle Thread Tension 28 Adjusting Bobbin Thread Tension 28 Adjusting Needle Thread Tension 28 HOW TO SEW Test Stitching 30 Securing a Seam 32 Turning a Squ...

Page 4: ... 5 Hook cover plate 6 Needle plate 7 Thread cutter 8 Face cover 9 Foot pressure indicator 0 Thread take up lever 1 Needle threader 2 Needle clamp screw 3 Needle 4 Screw holes for attachments 5 Presser foot 6 Feed dog 7 Setscrew 8 Carrying handle 9 Presser foot lifter 0 Spool pins 1 Machine sockets 2 Power switch 3 Stitch length adjustment dial 4 Handwheel 5 Foot control 6 Power supply cord 7 Conne...

Page 5: ...knee lifter with the notches in the knee lifter socket and insert the knee lifter q Knee lifter w Knee lifter socket Adjusting the knee lifter The angle of knee lifter can be adjusted to fit your knee Loosen the setscrew and slide the angle bar in or out to adjust the angle of the knee lifter Tighten the setscrew to secure the angle bar e Setscrew r Angle bar Using the knee lifter Push the knee li...

Page 6: ...one blade wider than the other To reduce the risk of electric shock this plug is intended to fit in a polarized outlet only one way If it does not fit fully in the outlet reverse the plug If it still does not fit contact a qualified electrician to install the proper outlet Do not modify the plug in any way Foot control model TJC 005 is used with sewing machine model HQ Stitch 510 Speed control sli...

Page 7: ...Thread Cutter Button Pressing this button after sewing will trim the threads You can continue sewing without pulling the bobbin thread up after trimming the threads Use the thread cutter on the face cover if the thread is thicker than 30 The foot control and Up down needle position button cannot be used while the machine is trimming the threads External switch can also be used Stitch Length Adjust...

Page 8: ...trol dial should be set at 3 for regular sewing Reduce the pressure for appliqué sewing on fine synthetics and elastic fabrics Set the dial at 1 when sewing extra fine fabrics NOTE Do not reduce the foot pressure lower than 0 q q q Setscrew To change the presser foot raise the presser foot lifter Loosen the setscrew q choose the proper foot and insert it from the bottom Tighten the setscrew q with...

Page 9: ...usive bobbin for model HQ Stitch 510 CAUTION Turn the power switch off and unplug the sewing machine from the electrical outlet t Setting the Spool of Thread q Spool of thread w Spool pin e Spool cap Setting a spool of thread Place a spool of thread q on the spool pin w with the thread coming off the spool as shown Attach the spool cap e and press it firmly against the spool of thread r Spool hold...

Page 10: ...left u b Hold the free end of the thread in your hand and press the bobbin winding button i Press the bobbin winding button again to stop the bobbin when it has made several turns and cut the thread close to the hole in the bobbin n Press the bobbin winding button again When the bobbin is fully wound the machine will stop automatically Return the bobbin winder stopper to its original position Cut ...

Page 11: ...e bobbin should spin clockwise when the thread is pulled out of the bobbin case w Tension spring e Opening 1 2 3 Inserting a Bobbin q w e Inserting the Bobbin Case into the Hook z Holding the latch q open position the bobbin case into the hook aligning the slot w with the rib e The bobbin case should lock into place when the latch is released q Latch w Slot e Rib x Close the hook cover r and attac...

Page 12: ...1 8 to 3 16 y c Holding the thread with both hands draw the thread down and around the tension dial u from right to left Pull the thread up to insert it between the tension disks o and pass it over the tail of the check spring Then pull the thread down over the loop of the check spring i v Draw the thread through the thread guide 0 1 and eye of the thread take up lever 2 Pass the thread through th...

Page 13: ...dle eye as illustrated c Holding the thread with both hands draw the thread along the thread path w Then hook the thread around the guide e v Draw the thread under the hook r Hold the end of thread with your hand while pulling up the thread lightly in the direction of arrow b Turn the knob in the direction of the arrow as shown drawing the thread loop t through the needle Release the threader knob...

Page 14: ...n the switch on Press the Up Down needle position button twice to pick up the bobbin thread w Pull the needle thread q to bring up a loop of bobbin thread w c Slide 10 cm 4 of both threads to the rear under the presser foot z x Drawing up the Bobbin Thread q q w c ...

Page 15: ... HL x 5 size 9 or 11 11 or 14 14 16 or 18 Light weight Medium weight Heavy weight Fabrics Crepe de chine Voile Lawn Organdy Geor gette Tricot Linens Cotton Pique Serge Double Knits Percale Denim Tweed Gabardine Coating Drapery and Upholstery Fabric Thread Fine silk Fine Cotton Fine Synthetic Covered Polyester 50 silk 50 to 80 Cotton 50 to 60 Synthetic Cotton Covered Polyester 50 silk 40 to 50 Cott...

Page 16: ... not come out of the bobbin case at all the bobbin thread tension is too tight Make a slight adjustment by turning the screw counterclockwise with the small screwdriver w To loosen q w Needle thread tension is too tight If the bobbin thread r shows through on the right side of the fabric q and it feels bumpy loosen the needle thread tension by turning the dial to the left q Right side of the fabri...

Page 17: ...e Press the foot control r to start sewing z x c v b NOTE Raise the thread take up lever to its highest position otherwise the needle thread may slip out from the needle eye Test Stitching w e r t y u q HOW TO SEW v Check the sewing result and adjust the needle thread tension t as necessary b Press the auto thread cutter button y to trim the threads You can continue sewing without pulling the bobb...

Page 18: ...e of fabric Tie the threads together Trim the remaining threads Stop the machine a few stitches before the end of the seam Press the up down needle button a few times until the needle falls on the end of the seam Raise the presser foot Pivot the fabric around the needle to change the sewing direction Lower the presser foot and start sewing in a new direction By knotting the threads Turning a Squar...

Page 19: ...he hem into the foot e Wrong side of the fabric r 0 5 cm 3 16 t 0 8 cm 1 4 y Curl of the foot Position the fabric aligning the edge of hem with the curl of the foot y Lower the foot and sew 1 2 cm 1 2 1 while pulling both threads to the back Stop the machine and lower the needle into the fabric Raise the foot and insert the folded portion of the fabric into the curl of the foot Lower the foot and ...

Page 20: ... Lint brush CAUTION Turn the power switch off and unplug the machine before cleaning Cleaning the Hook and Feed Dog Oiling the Machine NOTE Unplug the machine before oiling Oil the points as shown q w and e with two or three drops of oil Use only sewing machine oil MO 70 for this sewing machine Oil the machine once a day if you use the machine frequently Use a soft dry cloth to remove excess oil R...

Page 21: ...new bulb into the opening of the socket e Attach the face cover w with the setscrew and cap Replace the bulb with the same type rated 12 V 5 W q e w q Lay the machine on its back Replacing the Light Bulb on the Underside of the Sewing Arm Detach the lamp window q from the machine with the screw driver as shown Pull out the light bulb e from the socket Insert a new bulb into the socket w Attach the...

Page 22: ...or the fabric being used 1 The needle is incorrectly inserted bent or blunt 2 The needle and or fabrics are not suitable for the work being sewn 3 A Blue Tip needle is not used when sewing stretch very fine fabrics and synthetics 4 The needle thread is not threaded properly 5 A poor quality needle is being used 1 The needle thread tension is too tight 2 The needle thread is not threaded properly 3...

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