Janome Harmony 8100 Instruction Book Download Page 61

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Problem

Skipped stitches

Seam puckering

Slipping fabric

The cloth is not
feeding smoothly.

Type of Sewing

All
All
All

All

All
All

Normal
Embroidery
Embroidery

All

All
All

All

Normal

Embroidery

All

Normal

Normal
Normal
Normal

Cause

The needle is incorrectly inserted.

The needle is bent or blunt.

The needle and/or threads are not suitable for
the work being sewn.

A blue-tipped needle is not being used for
sewing stretch, very fine fabrics and synthetics.

The needle thread is not threaded properly.

The wrong needle is used.

The presser foot pressure is not strong enough.

The embroidery hoop is not set properly.

The fabric is not tightly pulled on the
embroidery hoop.

Interfacing is not being used with stretch or fine
fabrics.

The needle thread tension is too tight.

The needle thread or the bobbin thread is not
threaded correctly.

The needle is too heavy for the fabric being
sewn.

The stitch length is too long for the fabric.

The presser foot pressure is not correctly
adjusted.

* When sewing extremely lightweight materials,

place stabilizer underneath the fabric.

The fabric is not tightly pulled on the
embroidery hoop.

Interfacing is not being used with stretch or fine
fabrics.

The presser foot pressure is not correctly
adjusted.

The correct presser foot is not being used.

The feed dog is packed with lint.

The presser foot pressure is too weak.

The stitches are too fine.

The fabric is not fed when sewing is starting.

The feed dog is lowered.

The correct presser foot is not used.

Reference

See page 39.
See page 39.
See page 13.

See page 13.

See page 10.
Change the
needle.
See page 12.
See pages 43, 44.
See page 43.

See pages 25,41,43.

See page 14.
See pages 8-11.

See page 13.

Make the stitches
denser.
See page 12.

See page 43.

See pages 25, 43.

See page 12.

Use the correct
Presser foot

See pages 56, 57.
See page 12.
Make the stitches
coarser.
See page 19.
See page 42.
Use the correct
Presser foot

Summary of Contents for Harmony 8100

Page 1: ......

Page 2: ...dealer service center for examination repair electrical or mechanical adjustment 4 Never operate the appliance with any air opening blocked Keep ventilation openings of this sewing machine and foot c...

Page 3: ...ght Seam Sewing 17 20 Up Down Needle Key 17 Starting to Sew 17 Changing Sewing Direction 17 Finishing Sewing 18 Seam Allowance Lines 19 Turn a Square Corner 19 Sewing on Heavy Fabrics 19 Setting Stitc...

Page 4: ...le Embroidering 49 Combining Letters in Script Style Upper Lowercase 50 European Letters in Block Style Lowercase 50 Embroidery with Optional Memory Cards 51 54 To Insert the Memory Card 51 To Eject t...

Page 5: ...ton 5 Hook cover plate 6 Needle threader 7 Thread cutter 8 Screen sharpness adjustment dial 9 Memory key see page 33 and 46 0 Clear key see page 46 1 Menu key see pages 15 and 42 2 Letter size key see...

Page 6: ...Arm Sewing To remove lift out the extension table toward you as illustrated Advantages of free arm sewing Avoid fabric bunching around the needle when bar tacking to reinforce pockets plackets and wai...

Page 7: ...vercasting foot y P Embroidery foot u R Automatic buttonhole foot i Set of needles o Screwdriver 0 Bobbins 1 Additional spool pin 2 Spool pin felt 3 Lint brush 4 Seam ripper 5 Embroidery hoop No 1 6 S...

Page 8: ...er it is not abnormal to hear a slight humming sound coming from the internal motor For Your Safety 1 While in operation always keep your eye on the sewing area and do not touch any moving parts such...

Page 9: ...e speed set by the speed setting lever You cannot use the Start Stop button when the foot c ontrol is connected to the sewing machine Speed Setting Lever Sewing speed can be controlled by the speed se...

Page 10: ...bbin on the bobbin winder spindle n Push the bobbin to the right m With the free end of the thread held in your hand depress the foot control Stop the machine when it has made a few turns and cut the...

Page 11: ...nt side of the bobbin holder Draw the thread to the left sliding it between the tension spring blades w Notch A c Continue to draw the thread lightly until the thread slips into Notch B Pull out about...

Page 12: ...ind the needle bar thread guide from the left Thread the needle from front to back or use the needle threader q Thread guide w Thread guide z x c v Needle Threader z Raise the needle to its highest po...

Page 13: ...le thread together with a loop of bobbin thread q Up down needle button c Slide 10 cm 4 of both threads to the back under the presser foot z x c Presser Foot Lifter The presser foot lifter raises and...

Page 14: ...the lowest position When pressed again the needle bar goes up and stops in the highest position w Up down needle button Auto Lock Button When stitches or are selected the machine will immediately sew...

Page 15: ...e 14s two size 11s and one blue tipped needle Use a blue tipped needle to eliminate skipped stitches when sewing knits and synthetic fabrics There are also specialty needles available from your sewing...

Page 16: ...nd on stiffness and thickness of the fabric number of fabric layers type of stitch q Needle thread Top thread w Bobbin thread Bottom thread e Right side of fabric r Wrong side of fabric t To loosen y...

Page 17: ...screen is displayed x Press key The display screen shows A c You can get the stitch patterns from B to J display screen as shown when you turn on the power switch Press the key to scroll through scre...

Page 18: ...le Key When this key is pressed the needle bar alternates between up and down position see page 17 q w e r M C MENU L M S A a Language Selection Key Press key Select the language you need Press the ke...

Page 19: ...aise the presser foot and position the fabric next to a seam guide line on the needle plate see page 19 Lower the needle to the point where you want to start Lower the presser foot and pull the thread...

Page 20: ...rn is selected reverse stitches are sewn automatically at the beginning of the seam and forward again Raise the presser foot Remove the fabric draw the threads to the back and cut using the thread cut...

Page 21: ...nue sewing It releases automatically after a few stitches Seam Allowance Lines The seam guides on the needle plate and hook cover plate help you measure seam width The number indicates the distance be...

Page 22: ...hese settings to accommodate different fabric characteristics or achieve a desired effect Hold down the or key until you reach the setting you desire The reverse stitch length cannot be set longer tha...

Page 23: ...abric The machine will sew several locking stitches in place and continue sewing forward If you press the Auto Lock button at the end of the seam the machine will sew several locking stitches in place...

Page 24: ...Manual Stitch Width and Length z Press the key to change the stitch width and length manually x Pre programmed stitch settings c When the or key is pressed the width and the length will be changed acc...

Page 25: ...nish the seam allowance on synthetics and other fabrics that tend to pucker The stitch is excellent for darning and mending tears Place your fabric to allow a 1 5 cm 5 8 seam Trim the seam allowance a...

Page 26: ...eredge Stitch This stitch is an excellent stitch for fabrics that tend to fray extensively such as lines and gabardines Two rows of zigzag stitches are simultaneously sewn over the edge to insure that...

Page 27: ...ches the pin on the foot when lowering the presser foot q Groove w Pin q w e q w z q To Sew z The size of buttonhole is automatically set by placing the button in the rear of the automatic buttonhole...

Page 28: ...read u Starting point b Depress the foot control until the machine stops by itself The buttonhole will be sewn automatically the front bartack and left row first then the right row and back bartack Th...

Page 29: ...on the foot back a little extra The length of the hole will be automatically increased q Gap w Slider e There shoud be no gap r Spring holder q w e r To Alter Buttonhole Stitch Width and Density z Pre...

Page 30: ...ust the Stitch Width and Density Each time or is pressed the width and length will be changed q Width 2 5 w Width 5 5 You can change the stitch width between 2 5 and 5 5 and the stitch length between...

Page 31: ...atic buttonhole foot R to hold them tight Lower the needle into the garment where the buttonhole will start and lower the foot q Tension w BH foot e Needle thread r Bobbin thread x Depress the foot co...

Page 32: ...t End of opening y Slider u Zipper teeth i Zipper tape Place right sides of fabric together and sew to the end of the zipper opening Reverse stitch to lock the stitches Manually increase the stitch l...

Page 33: ...t side facing up Baste the opened fabric and zipper tape together e Wrong side of upper fabric r Basting stitch t Right side of fabric y Zipper tape v Move the zipper foot to the left pin Guide the ed...

Page 34: ...ric reducing the width to about 0 2 cm 1 8 As you sew the right hand stitch will fall off the fabric edge forming a chain stitch w Wrong side of fabric e 0 4 0 7 cm 5 32 1 4 r Guide Changing Needle Po...

Page 35: ...th of less than 2cm 3 4 v For darning a length of less than 2 cm First stop the machine after sewing the desired length and then press the reverse button The required length has now been determined No...

Page 36: ...n be used for appliqu In this type of appliqu raw edges are folded under To finish the raw edge first cut the appliqu design out of cardboard Fuse a lightweight interfacing to the wrong side of the fa...

Page 37: ...both sides where you would like to sew the drawn work as shown x Select the pattern Sew down the left side where you pulled out the threads c Select the pattern Sew down the right side v After both s...

Page 38: ...llops 1cm 3 8 from folded edge Trim close to stitching leaving 0 3 cm 1 8 seam allowance Clip seams as shown or trim with pinking shears Turn the fabric to right side and press Edging r A Zigzag foot...

Page 39: ...the middle of the elastic under the center of the presser foot and stitch into place making sure the elastic is evenly distributed Smocking q F Satin stitch foot With the manual stitch length at 4 5 s...

Page 40: ...side w Guide e Folded fabric Decorative Stitch q F Satin stitch foot For a delicate appearance on fabric such as chiffon use a single layer with a teat away backing if necessary You can use stitch pa...

Page 41: ...en the clamp screw firmly c To find a good needle put the flat side of the needle onto something flat a needle plate glass etc The gap between the needle and the flat surface should be consistent Neve...

Page 42: ...t them with the feed balancing dial q Feed balancing dial w Standard mark e Setting mark To Adjust distorted patterns z If patterns are compressed correct by turning the dial in the direction of x If...

Page 43: ...rmed letters it is important to use the correct interfacing Adhesive type iron on Use for stretch fabric such as knit thin fabric and shrinkable fabric Non adhesive type Use for firm fabrics and fabri...

Page 44: ...e top thread tension by turning the thread tension dial if necessary Make sure that the feed dog is in lowered position Attach the embroidery foot P w Thread tension dial w q e c Alphabet block style...

Page 45: ...ng y Outer hoop u Hoop tightening screw c Third tighten the hoop screw with your fingers v Put the template on the fabric and match the reference lines on the template and fabric i Reference lines on...

Page 46: ...ion and guide the thread around the thread holder from the front side Leave 2 to 3 cm 1 hanging q Thread cutter w Needle thread e Bobbin thread To Attach the Embroidery Hoop to the Machine Turn the kn...

Page 47: ...the key is pressed European letters block style can be selected The key returns to the previous screen Letter StyleKey c The key alternately selects uppercase or lowercase each time pressed To Select...

Page 48: ...ry key once q Cursor z x d d d d d c v b _ Memory Key When this key is pressed after selecting a character the character will be memorized as many times as the key is pressed When the key is pressed a...

Page 49: ...rting point close to the beginning and lower the presser foot q Start stop button w Cut the extra thread Color Select Key Press the key when you want to change the color of each letter This key is rel...

Page 50: ...stop button to start sewing after setting the sewing position The space check key can also be used if the needle drop position is incorrect q Sewing sample Letter Size Key To Change the Size of Lette...

Page 51: ...u run out of thread in the middle of sewing a word or some other pattern and you want to start sewing again from the beginning press the beginning key Frame Return Key This key is used to resume sewin...

Page 52: ...d Letters in Block Style Lowercase Example z lo z Select z by pressing key six times x Press the memory key once c Chang the display by pressing the key v Select by pressing the key three times b Pres...

Page 53: ...the pattern by pressing the key q Memory card is correctly inserted w Memory card sticks out about 0 2 cm 1 8 e Settings reminder message is displayed for about 3 seconds To Eject the Memory Card Tur...

Page 54: ...ng procedure are indicated Upon pressing the start stop button the machine sews the pattern in step 1 and stops automatically When doing multi color embroidering cut the connecting thread each time yo...

Page 55: ...press the key previous to it c Sew the pattern until the machine stops automatically q Sewing sample Note When the key is pressed the screen returns to the previous screen Sew the pattern until the ma...

Page 56: ...ess the start stop button The machine sews the pattern in Step 1 and stops automatically When doing multi color embroidery cut the connecting thread each time you change colors When finished sewing cu...

Page 57: ...icates the needle thread has run out or has broken Turn off the power switch and rethread the machine SECTION V CARE OF YOUR MACHINE Care of Your Machine The Harmony 8100 has been meticulously designe...

Page 58: ...ght Bulb How to remove Open the face plate and pull out the lamp socket then gently pull out the lamp q Face plate w Lamp socket e Lamp To replace Insert the lamp being careful to match the holes and...

Page 59: ...eplacing the Bobbin Holder Insert the bobbin holder so that the knob fits next to the stopper in the hook race q Stopper w Knob Insert the bobbin Replace the needle plate inserting the two needle plat...

Page 60: ...from internal moter q The needle thread is not threaded properly w The needle thread tension is too tight e The needle is bent or blunt r The needle is incorrectly inserted t The thread is too heavy f...

Page 61: ...orrectly e The needle is too heavy for the fabric being sewn r The stitch length is too long for the fabric t The presser foot pressure is not correctly adjusted When sewing extremely lightweight mate...

Page 62: ...rubbing against something touching the machine q The correct presser foot is not being used w The needle thread tension is too tight e The stitch length is not suitable for the fabric being sewn r The...

Page 63: ...834 853 005 E Printed in Japan...

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Janome Harmony 8100, Instruction Book

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