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Bernette b77, User Manual

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Bernette b77 User Manual Download Page 41

Sewing Preparation

41

2022-08 EN 5020077.40A.04

Threading the Bobbin Thread

NOTICE

Needle Breakage Caused by Unevenly Wound Bobbins

Unevenly wound bobbins can lead to incorrect thread tension or cause needles to break.
> Only use evenly wound bobbins.

Prerequisite:

•

The needle is raised.

•

The presser foot is raised.

•

The machine is switched off.

> To open the bobbin cover, push the handle to the right and remove the bobbin cover.

> Insert a new bobbin so that the thread is wound anti-clockwise.

> Pull the thread into the slit (1).

1

> Press gently on the bobbin.
> Follow the arrow markings to bring the thread into the bobbin thread guide.

Summary of Contents for b77

Page 1: ...User Manual...

Page 2: ......

Page 3: ...System 29 Changing the Presser Foot 29 Having the presser foot sole displayed in the user interface 30 Setting the Presser Foot Pressure 31 2 8 Needle and Stitch Plate 31 Changing the Needle 31 Select...

Page 4: ...64 Overwriting Stitch Patterns from the Personal Memory 64 Loading Stitch Patterns from the Personal Memory 64 Deleting Stitch Patterns from the Personal Memory 64 6 Practical Stitches 65 6 1 Overview...

Page 5: ...93 11 5 Oiling the Needle Bar 94 12 Errors and Faults 95 12 1 Troubleshooting 95 12 2 Error messages 97 13 Technical data 100 14 Appendix 101 14 1 Overview Stitch Patterns 101 Practical Stitches 101...

Page 6: ...truments e g magnifying glass If the LED lamp is damaged or defective have the LED lamp checked or repaired at your local authorized bernette dealer Switch off the machine before working in the needle...

Page 7: ...tructions for Servicing of double insulated products To lubricate the machine only use oil recommended by bernette Safety Instructions While operating the machine all protective inserts must be in pla...

Page 8: ...in the needle area such as threading the needle changing the needle threading the looper or changing the presser foot switch off the machine To switch off set the power switch to 0 When protective co...

Page 9: ...le insulated Products In a double insulated product two systems of insulation are provided instead of grounding No grounding means is provided on a double insulated product nor should a means for grou...

Page 10: ...an lead to serious injuries or even death unless it is avoided WARNING Designates a medium risk hazard which can lead to serious injuries if not avoided CAUTION Designates a low risk hazard which can...

Page 11: ...nette 1 1 Overview Machine Overview front controls 1 2 3 4 5 6 7 8 9 1 Quick Reverse 6 Needle Up Down 2 Thread Cutter 7 Upper Multi function Knob 3 Presser Foot Up Down 8 Lower Multi function Knob 4 S...

Page 12: ...ches can be programmed in the Setup Program They are sewn before the thread is cut 3 Presser Foot Up Down Press the Presser Foot Up Down button to raise the presser foot into a hovering position Press...

Page 13: ...ring before you start sewing To sew the securing stitches at the pattern end press the button Securing while sewing To sew securing stitches within a stitch pattern combination press the button Securi...

Page 14: ...5 1 Feed dog lever 8 Thread cutter 2 Stitch plate cover 9 Slide speed control 3 Stitch plate 10 Thread take up lever 4 Presser foot 11 Top cover 5 Sewing light 12 LCD Display 6 Needle threader 13 Conn...

Page 15: ...Spool Pin 2 Bobbin Winder Pretension 6 Stopper Winding Unit 3 Thread Guide 7 Touchscreen Pen 4 Spool Pin 8 Thread Cutter Overview back 1 2 3 4 5 6 7 8 9 1 Connection for power cable 6 Carrying handle...

Page 16: ...re accessory information Illustration Name Illustration Name Bobbin 3x Felt disc Spool net Second spool pin Selection of needles Touchscreen pen Brush Seam ripper Seam guide Spool disc large Lubricato...

Page 17: ...cations and decorative patterns Zipper Foot JB For sewing with Dual Feed For sewing in the zipper Buttonhole Foot with Slide RJ For sewing buttonholes Blindstitch Foot DM For sewing blind stitch hems...

Page 18: ...ame Purpose Close The display is closed and the previously made adjustments are saved Plus Minus Change setting values Confirm Confirms the previously adjusted alterations The display is closed Cancel...

Page 19: ...d knitted Stretch Needle 130 705 H S 75 11 90 14 With a medium ball point For knitwear jersey tricot knit and stretch material For general sewing sewing on buttons and buttonholes zippers hems and top...

Page 20: ...ide groove For woven fabrics light medium heavy weight knitwear For voluminous and woolen threads For general sewing sewing on buttons and buttonholes zippers hems and topstitching decorative sewing e...

Page 21: ...ce 1 0 1 6 2 0 2 5 3 0 4 0 6 0 8 0 For visible hems in stretch fabrics pintucks decorative sewing Stretch Twin Needle 130 705 H S ZWI 75 Needle distance 2 5 4 0 For visible hems in stretch fabrics pin...

Page 22: ...tton threads have a slight sheen that is not lost with washing Polyester threads have a high tensile strength and is particularly colorfast Polyester threads are more flexible and are recommended wher...

Page 23: ...socket reverse then insert the power plug If the reversed power plug still does not fit an electrician must install an appropriate socket Do not modify the power plug in any way Insert the device conn...

Page 24: ...he Knee Lifter of the Free Hand System The presser foot may be raised and lowered with the Free Hand System The knee lifter is extremely helpful when sewing appliqu patchwork and quilting since it all...

Page 25: ...To sew more quickly press the foot control further down Release the foot control to stop the machine Raising Lowering the Needle Sink the heel back on the foot control to raise lower the needle Progra...

Page 26: ...ed with the horizontal spool holder Pull the spool net over the thread spool Ensure when doing so that the spool net does not slip off the thread spool e g double insert the net over the thread spools...

Page 27: ...The bernette b77 provides a solidly freearm which offers a lot of space for large project on the right of the needle 2 4 Sewing Table and Accessory Box The sewing table is used as an accessory box To...

Page 28: ...e on Freearm Extension Table attached to the freearm enables the available sewing area to be extended The height of the extension table can be adjusted by turning the adjustable feet Prerequisite The...

Page 29: ...ease the knee lifter slowly to lower the presser foot Changing the Presser Foot Removing the Presser Foot Sole Raise the presser foot With the finger press the front edge of the presser foot Attaching...

Page 30: ...uitable for sewing parallel lines Insert the seam guide 1 in the slot 2 Set the required distance to the adjacent seam 2 1 Having the presser foot sole displayed in the user interface The recommended...

Page 31: ...an be moved more easily When the presser foot pressure is set below 0 the presser foot even lifts to give more space to the thick fabric When working with thin fabrics it is recommended to increase th...

Page 32: ...s the foot control is released or the button Start Stop has been pushed Tap Needle Stop Up Down again The machine stops with needle position up as soon as the foot control is released or the button St...

Page 33: ...dle Tap Stitch Plate Needle Selection The mounted stitch plate is automatically detected and shown in the display If the selected stitch plate is suitable to be used in combination with the needle sew...

Page 34: ...ot Threading the Upper Thread 1 2 4 6 3 5 6 9 10 12 11 7 8 1 Spool Cap 7 Guide 2 Thread Guide 8 Guide 3 Thread Pretension 9 Thread Lever 4 Thread Tensions Discs 10 Wire Hook 5 Thread Take up Lever Cov...

Page 35: ...22 08 EN 5020077 40A 04 Feed the thread through the thread guide Guide the thread through the thread pretension Place the end of the thread down along the duct Guide the htread downwards around the th...

Page 36: ...ad through the guides above the needle Lower the presser foot Press the threading lever down until it clicks into place The wire hook goeas through the eye of the needle To prevent damage to the threa...

Page 37: ...the thread loose when doing so The wire hook moves backwards and pulls the thread through the needle eye into a loop Pull the thread completely through the eye of the needle Threading the Twin Needle...

Page 38: ...the needle Thread the thread into the left needle manually 2 Guide the thread from the vertical spool pin blue in the direction of the arrow to the right side of the thread tension disc 1 Guide the th...

Page 39: ...straight stitch Set the needle to the center position Winding the Bobbin Thread 1 2 4 3 1 Spool Cap 3 Bobbin Winder Pretension 2 Thread Guide 4 Spool Pin To prevent slippery threads from catching or...

Page 40: ...winding appears Hold the end of the thread tightly with one hand To start the winding process for a few rotations and then stop push the button Start Stop so that the thread is held tight on the bobb...

Page 41: ...to break Only use evenly wound bobbins Prerequisite The needle is raised The presser foot is raised The machine is switched off To open the bobbin cover push the handle to the right and remove the bob...

Page 42: ...Sewing Preparation 42 2022 08 EN 5020077 40A 04 To cut off excess thread take the end of the thread and pull it over the thread cutter 2 2 Attach the bobbin cover...

Page 43: ...ngs Tap Adjusting the Upper Thread Tension Adjust the upper thread tension Adjusting the Maximum Sewing Speed The maximum speed can be reduced by this function Tap Setup Program Tap Sewing Settings RP...

Page 44: ...ulti function Knob or Lower Multi function Knob or tap Plus Minus Programming the Button Securing Number and type of securing stitches can be programmed The number of securing stitches for practical s...

Page 45: ...rogramed before the thread cut takes place Tap Setup Program Tap Sewing Settings Tap Programming Buttons and Icons Tap Programming the Button Thread Cutter To sew four securing stitches before cutting...

Page 46: ...uttons and Icons Tap Programming the Button Quick Reverse To activate stitch precise reverse sewing tap Back Stepping To activate reverse sewing tap Quick Reverse Programming the Needle Up Down Button...

Page 47: ...e Back kick tap Programming the Back kick To activate automatic securing via the back kick tap Securing Stitches To program the number of securing stitches tap Plus or Minus To deactivate automatic se...

Page 48: ...rect these deviation and the stitch pattern can be adjusted optimally to the selected fabric Select a stitch pattern or alphabet Tap Setup Program Tap Sewing Settings Tap Balance A preview of the stit...

Page 49: ...ap Setup Program To switch off all sounds tap Switching Sounds On Off To switch on all sounds tap Switching Sounds On Off again 3 5 Machine Settings Adjusting the Brightness of the Display The brightn...

Page 50: ...of the instruction manual Tap Setup Program Tap Machine Settings Tap Calibrating the Screen Touch the crosses in sequence using the touchscreen pen Back to basic settings ATTENTION Using this functio...

Page 51: ...er of Stitches The total stitch count of the machine and the number of stitches since the last service performed by a bernette dealer are displayed Four millon stitches after a service the symbol reco...

Page 52: ...display The machine is ready for use 4 2 Calling up the Creative Consultant The Creative Consultant provides decision support for sewing projects After entering the fabric and the desired sewing proje...

Page 53: ...ing 4 Buttonholes 9 Appliqu s 5 Zips 1 2 3 4 5 6 1 Recommended Stitch Number 4 Recommended Presser Foot 2 Recommended Needle 5 Reinforced Buttonhole 3 Recommended Thread 6 Stabilizer Recommended Make...

Page 54: ...display further stitch patterns scroll to the right 1 To increase the view tap Increasing Decreasing the Display Size 2 To minimize the stitch pattern view tap Increasing Decreasing the Display Size...

Page 55: ...for seams zippers Patchwork With accurate stripes blocks and with decorative stitches up to a stitch width of 7 mm Appliqu s sewing appliques ribbons and bias binding Difficult to work with fabrics a...

Page 56: ...er the upper thread tension is set the tighter the upper thread is tensioned and the bobbin thread is pulled deeper into the fabric When the upper thread tension is low the upper thread is less tighte...

Page 57: ...nob to the right to elongate the stitch length To call up other setting options tap Stitch Length 1 1 Correcting the Balance Different fabrics threads and stabilizers can affect the programmed stitch...

Page 58: ...abet Tap i Dialog x To repeat the stitch pattern tap Pattern Repeat once To repeat the stitch pattern up to nine times tap Pattern Repeat two to nine times The machine stops automatically after the pr...

Page 59: ...r tap Plus Minus 1 To determine the density of the stitch pattern tap Plus Minus 2 1 2 Permanent Quick Reverse Select a stitch pattern or alphabet Tap i Dialog To sew backward permanently tap Quick Re...

Page 60: ...to your wish Each combination can hold up to 20 stitches Patterns created in the Stitch Designer cannot be integrated in the pattern combinations Tap Combination Mode Single Mode 3 Select the desired...

Page 61: ...d position 1 within the stitch pattern combination 1 2 Tap i Dialog To delete the single stitch pattern tap Deleting Adding a Single Stitch Pattern To add a stitch pattern at the start go right to the...

Page 62: ...mage Left Right Programming Pattern Repeat Create a stitch pattern combination Tap i Dialog Tap Edit Entire Combination x To repeat the stitch pattern combination tap Pattern Repeat once Securing at t...

Page 63: ...n Combination Tap Combination Mode Single Mode Tap Personal Memory Tap Loading a Stitch Pattern Combination Select a stitch pattern combination Overwriting a Stitch Pattern Combination Prerequisite A...

Page 64: ...y Prerequisite The stitch pattern is saved in the personal memory Select a stitch pattern alphabet or buttonhole Edit the stitch pattern Tap Personal Memory Tap Save Embroidery Design Select the stitc...

Page 65: ...brics reinforcing edges 5 Securing Program Securing starts and ends of seams by straight stitching 6 Triple Straight Stitch Reinforced seams in heavy fabrics visible hems and seams 7 Triple Zigzag Rei...

Page 66: ...ing elastic decorative seams 16 Sewn out Zigzag Edge finishing and reinforcing attaching elastic decorative seam 17 Lycra Stitch For lycra fabrics flat joining seams and hems reinforced seaming on und...

Page 67: ...te The Zigzag Foot DA is attached Tap Practical Stitches Select Straight Stitch No 1 6 3 Securing with the Automatic Securing Program Due to a determined number of 6 stitches sewn forwards and 6 stitc...

Page 68: ...ngth Baste the zipper under the fabric so that the fabric folded edges meet over the center of the zipper Attach the Zipper Foot JB When sewing the left hand side of the zipper secure the right hand s...

Page 69: ...such as denim and corduroy Attach the Zigzag Foot DA Tap Practical Stitches Select the Triple Straight Stitch No 6 2 1 1 Straight Stitch 2 Triple Straight Stitch 6 6 Sewing Triple Zigzag In firm fabr...

Page 70: ...l accessory The darning area remains evenly stretched and cannot be deformed Sew from the left to the right guide the fabric evenly by hand without using pressure Move in curves when changing the dire...

Page 71: ...2 1 1 4 4 1 The Length of Sewing 3 Start 2 The Width of Sewing 4 Stop Position the fabric so that the needle is 2 mm 1 16 inch in front of the area to be darned Lower the presser foot When lowering t...

Page 72: ...Finishing Edges The zigzag stitch is suitable for finishing all types of fabric Use darning thread for fine materials Prerequisite The edge of the fabric should lie flat and not roll Attach the Zigza...

Page 73: ...long the edges of fabric to prevent them from fraying When sewing stretch materials use a stretch needle Attach the Overlock Foot DI Tap Practical Stitches Select the Double Overlock No 3 Sew the fabr...

Page 74: ...er foot The fabric under the presser foot should be just less than the width of the presser foot Sew 4 5 stitches Raise the needle and presser foot Pull the fabric backwards by about 10 15 cm Do not c...

Page 75: ...e Blindstitch Foot DM Tap Practical Stitches Select the Blindstitch No 9 Fold the fabric as illustrated with the wrong side up Place the fabric beneath the presser foot Turn the handwheel anti clockwi...

Page 76: ...h possible is 5 mm The recommended stitch length is 3 5 5 mm The basting stitch is suitable or sewing projects where a very long stitch length is required Attach the Zigzag Foot DA Tap Practical Stitc...

Page 77: ...oot when manually guiding the fabric and sewing from the folded side place one two or three small plates from the height compensating tool 1 behind the needle under the presser foot 1 1 Height Compens...

Page 78: ...rly appropriate for medium weight materials e g Decorative stitch No 152 Decorative stitches which are programmed with satin stitches are particularly appropriate for medium weight materials e g Decor...

Page 79: ...onal technique and an addition to the other decorative stitches If the cross stitches are sewn on fabrics with a linen structure they look as if they were hand stitched When cross stitches are sewn wi...

Page 80: ...e wrong side Use an additional water soluble stabilizer on the right side of pile or napped fabrics Stitch Pattern Name ABCabc Block alphabet Double Block Script Italics 8 2 Creating Lettering Sewing...

Page 81: ...en the expanded input mode tap Show Alphabet 2 3 2 1 Select the letters To display further letters tap Scroll Left 3 DEL DEL To delete single letters of the entered text tap Deleting To close the expa...

Page 82: ...afts 53 Stretch Buttonhole For any highly elastic jersey made from cotton wool silk and synthetic fibers 54 Round Buttonhole with Normal Bartack For medium weight to heavy fabrics dresses jackets coat...

Page 83: ...th Double Pointed Bartack For decorative buttonholes in firmer non elastic fabrics 71 Stretch Buttonhole For jeans or stretch fabric with a coarse weave 60 Button Sew on Program For buttons with 2 and...

Page 84: ...onhole stitch Adjust the stitch width and stitch length to the desired width and density Position the fabric under the presser foot so that marking of the centerline is aligned with the starting point...

Page 85: ...nd start sewing After the buttonhole has been sewn the machine automatically sews a securing stitch before stopping The buttonholes are sewn backwards from the front of the presser foot as illustrated...

Page 86: ...uttonhole Foot with Slide RJ Pull out the button holder plate and insert the button Pass the thread through the hole in the presser foot and then place it under the foot Bring the two cord ends to the...

Page 87: ...ring stitch of the Button Sew on Program alwasy stitches into the left hole of the button Attach the Button Sew on Foot RC Tap Buttonholes Lower the feed dog Select the Button Sew on Program No 60 Fit...

Page 88: ...the Embroidery Foot JK or the Open embroidery Foot DN optional accessory Tap Buttonholes Select the Eyelet Program No 61 or No 62 To alter the size of the eyelet turn the Upper Multi function Knob or...

Page 89: ...t Stitch Straight stitch at 3 mm stitch length 1004 Handlook Quilt Stitch 1005 1030 1034 1035 Imitation of handlook quilt stitch with monofilament 1006 Decorative Quilt Stitch Variations 1007 1010 101...

Page 90: ...ally and stops automatically at the end of the Securing Program 10 3 Sewing Hand look Quilt Stitches Hand look quilt stitches are suitable for all fabrics and sewing projects that should look like han...

Page 91: ...oss one another Prerequisite The top layer the batting and the backing are pinned together or basted Lower the feed dog Attach the Free motion Embroidery Foot RX to the presser foot holder bar The pin...

Page 92: ...000 stitches have been sewn after a service 11 2 Cleaning the Display Clean the display when it is switched off with a soft slightly damp microfiber cloth 11 3 Cleaning the Feed Dog Remaining threads...

Page 93: ...connect it from the power supply system Remove the presser foot and the needle Remove the stitch plate Clean the bobbin case with the brush Set needle to topmost position Remove the bobbin case Clean...

Page 94: ...he machine off and disconnect it from the power supply system Remove the protective cap 1 and screw 2 1 2 Remove the headframe cover 3 After removing the headframe cover pay attention to the moving pa...

Page 95: ...he tension spring of the bobbin case Skipped Stitches Incorrect needle Use the needle system 130 705H Needle blunt or bent Replace the needle Poor quality needle Use a new BERNINA quality needle The n...

Page 96: ...ized bernette dealer to have the damages repaired Replace the stitch plate Needle blunt or bent Replace the needle Needle Breaks The needle is incorrectly inserted Insert the needle with the flat side...

Page 97: ...the Freearm Lights Up Settings in the Setup Program Activate it in the Setup Program The sewing light is defect Contact the specialized bernette dealer Upper Thread Indicator Fails to Respond Settings...

Page 98: ...thread indicator is deactivated To switch on both thread indicators tap Confirm To keep the thread indicators switched off tap Cancel The main motor is not running Turn the handwheel clockwise until t...

Page 99: ...oves sideways When the stitch plate is exchanged this illustration appears because the needle is likely to move The needle moves upwards Check whether there are any external objects near the stitch pl...

Page 100: ...ue Unit Sewign Light LED 300 2 mA Watt Maximum Speed Sewing Mode 1000 Stitches per Minute Measurements w d h 509 x 200 x 315 mm Weight Machine 9 21 Accessory Box 0 46 kg Energy Consumption 90 W Input...

Page 101: ...ns Practical Stitches 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Buttonholes 51 52 53 54 55 56 57 58 59 60 61 62 63 64 66 69 71 Decorative stitches Satin Stitches 101 102 103 104 1...

Page 102: ...0 141 142 143 144 145 146 147 148 149 150 151 152 153 Geometric Stitches 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185...

Page 103: ...hes 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 Quilt Stitches 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1...

Page 104: ...n of Symbols 10 F Fabric Thickness Measurement 47 Feed Dog Up Down 28 Foot Control Connecting 23 H Height Compensating Tool 76 I Indicating the Presser Foot Sole in the User Interface 30 Inserting the...

Page 105: ...cator 48 Sewing Corners 77 Slide on Freearm Extension Table 28 Sound On Off 49 T Technical Specifications 100 Threading the Bobbin Thread 41 Threading the Twin Needle 37 Threading the Upper Thread 34...

Page 106: ...www mybernette com b77 BERNINA International AG Steckborn CH www bernina com 2022 08 EN 5020077 40A 04...

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