Brother CS-770 operation manual For models equipped with the fast bobbin winding system

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■For models equipped with the fast bobbin winding system

aFollow steps 1 through 2 of the procedure in “Winding the bobbin” to pass the thread around the pre-tension disk (page 11).

bPlace the bobbin on the bobbin winder shaft so that the spring on the shaft fits into the notch in the bobbin.

aNotch

bBobbin winder shaft spring

cSlide the bobbin winder shaft to the right.

dWhile holding the thread that wraps around the pre-tension disk with your left hand, use your right hand to wind the free end of the thread clockwise around the bobbin five or six times.

ePull the thread to the right and pass it through the slit in the bobbin winder seat.

aSlit in bobbin winder seat (with built-in cutter)

X The thread is cut to a suitable length.

CAUTION

●Be sure to cut the thread as described. If the bobbin is wound without cutting the thread using the cutter built into the slit in the bobbin winder seat, the thread may become tangled in the bobbin or the needle may bend or break when the bobbin thread starts to run out.

fSlide the sewing speed controller to the right (to set the speed to fast) (for models equipped with the sewing speed controller).

1

aSewing speed controller

gTurn on the sewing machine.

hPress the foot controller or press (start/ stop button) (for models equipped with the start/stop button) to start.

Note

●If the sewing machine is to be operated using the foot controller, connect the foot controller before turning on the machine.

●When the foot controller is plugged in, the start/stop button cannot be used to start or stop sewing (only for models equipped with the start/stop button).

iWhen the bobbin begins spinning slowly, take your foot off the foot controller or press (start/stop button) (for models equipped with the start/stop button).

jCut the thread, slide the bobbin winder shaft to the left and remove the bobbin.

kSlide the sewing speed controller back to its original position (for models equipped with the sewing speed controller).

CAUTION

●Not winding the bobbin properly may cause the thread tension to loosen, and may break the needle.

1 2

aWound evenly

bWound poorly

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Contents Computerized Sewing Machine Important Safety Instructions For Users in the UK, EIRE, Malta and Cyprus only For safe operation For a longer service lifeContents Utility Stitches Main parts Names of Machine Parts and Their FunctionsNeedle and presser foot section Operation buttonsButtons provided on some models Operation panel Flat bed attachmentASlideopen theit. flat bed attachment to the left to Optional accessories AccessoriesCTo turn off the machine, set the main power switch to Using Your Sewing MachinePower supply precautions BSet the main power switch to Changing the needle stop position Foot controllerETurn on the sewing machine Threading the MachineWinding the bobbin Pass the thread around the pre-tension diskGTrim the excess thread above the bobbin CSlide the bobbin winder shaft to the right For models equipped with the fast bobbin winding systemActual size 11.5mm 7/16 inch This model Lower threadingFor models equipped with the quick-set bobbin Right side see arrow b until the cover clicks into placeUpper threading Thread take-up lever Catch the thread on the hook as shown below DFully lower the needle threader leverDrawing up the lower thread For models equipped with the quick-set bobbinLightly hold the end of the upper thread Fabrics Needle precautionsReplacing the Needle Needle types and their usesIncorrect needle Checking the needleReplacing the needle Correct needleInstalling the needle clamp Twin needle threading Sewing with a twin needleReplacing the Presser Foot Replacing the presser footMark on the wheel points up. With models Remove the presser foot Removing the presser foot holderRemoving the presser foot holder Attaching the presser foot holderSewing General sewing procedureCAttach the presser foot DIfwidth.necessary, adjust the stitch lengthSelecting stitching Turn on the sewing machineStarting to sew On the wheel points up. With models equippedBRaise the presser foot lever Upper tension is too tight Thread tensionSewing reinforcement stitches Correct tensionSewing curves Useful Sewing TipsTrial sewing Changing the sewing directionSlide the flat bed attachment to the left to release it Using a free-arm styleSewing thin fabrics Sewing stretch fabricsAttach overcasting foot G or zigzag foot J Select a stitch Overcasting StitchesChanging the needle position When sewing is finished, cut the threadBasic Stitching Basic stitchingBlind HEM Stitching BAttach blind hem foot R CSelect a stitchIf the needle does not catch the hem fold Buttonholes can be sewn and buttons can be sewn on Buttonhole SewingIf the button does not fit in the button guide plate Size of the buttonhole is setFPullpossible.down the buttonhole lever as far as Button sewing Sewing buttonholes on stretch fabricsCAttach presser foot M With stitch Select stitch ESelect a stitchRev. Reverse Zipper InsertionSewing Stretch Fabrics and Elastic Tape Stretch stitchingElastic attaching Appliqués APPLIQUÉ, Patchwork and Quilt StitchingPiecing Patchwork crazy quilt stitchingDSelect stitch , or Using the optional quilting guideQuilting Baste the fabric to be quiltedGAfter sewing is finished, slide the feed dog Free-motion quiltingAttach zigzag foot J Select stitch Start sewing Reinforcement StitchingTriple stretch stitching Bar tack stitchingPullpossible.down the buttonhole lever as far as Once sewing is completed,Decorative Stitching Fagoting Scallop stitchingDTrim along the stitches DPull the bobbin threads to create gathers SmockingShell tuck stitching Sew parallel stitching at intervals of 1 cm 3/8 inchJoining Heirloom stitchingUnfold the fabric, and then iron the tucks down to one side Utility stitches Stitch SettingsRfc. Reinforcement Pattern No Rfc Binding Appendix Maintenance Cleaning the machine surfaceCleaning the bobbin case Remove the bobbin case Troubleshooting Fabric is LowerOr breaks Thread tenPitched noise While sewing Stitches areSkipped There is a highOperation beep for models equipped with the operation beep Error MessagesNumerics Index30, 32 Page English 885-S33/S34/S36/S37 XC8835-7219