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Содержание 385.190011890

Страница 1: ...SERVICE MANUAL SEWING MACHINE MODEL 385 19001890 NOVEMBER 1998 ...

Страница 2: ...ERY HOOP 18 SERVICE ACCESS FACE COVER 19 TOP COVER 19 BELTCOVER 20 BASE COVER 21 BED COVER 22 BASE UNIT 23 FRONT COVER 24 MECHANICAL ADJUSTMENT NEEDLE POSITION 25 NEEDLE BAR HEIGHT 26 27 NEEDLE TO SHUTTLE TIMING 28 29 CLEARANCE BETWEEN NEEDLE AND HOOK 30 BACKLASH LOWER SHAFT GEAR 31 FEED DOG HEIGHT 32 33 UPPER SHAFT SHIELD PLATE POSITION 34 SOLENOID 35 TENSION RELEASE MECHANISM 36 STRETCH STITCHFE...

Страница 3: ...KET UNIT 52 A BOARD UNIT 53 LCD UNIT 54 F BOARD UNIT 55 SLIDE VOLUME UNIT 56 DC MOTOR UNIT AND BELTTENSION 57 CARRIAGE PLATE COVER UNIT 58 BUI IONHOLE SENSOR 59 UPPER SHAFT SENSOR 60 ZIGZAG STEPPING MOTOR 61 FEED STEPPING MOTOR 62 HOW 1O FIXA THREAD JAMMING ON THETHREAD TAKE UP LEVER 63 CHECKING ELECTRONIC PARTS MACHINE SOCKET 64 C BOARD 65 F BOARD UNIT 66 DC MOTOR 67 FOOT CONTROL 68 STEPPING MOTO...

Страница 4: ...IONS MODEL 385 19001890 FREEARM TWO IN ONE CONVENTIONAL AND EMBROIDERY EXTENSION TABLE HORIZONTAL FULLROTARY SHU_LE 65 PLUS 840 BUILT INMONOGRAMS 65 10 UTILITY 33 STRETCH 21 DECORATIVE 1 DARNING 840 MONOGRAMS 5 STYLES REGULAR SQUARE X 3 ROUND KEY HOLE AUTOMATLC CLUTCH AUTO DECLUTCH TYPE SLITTAKE UP LEVER HIGH BAR WHITE J N47 7MM MULTIPLENEEDLE POSITIONS 126 MM 5 X 90 MM 3 5 DROP FEED SYSTEM CONCEA...

Страница 5: ...MBROIDERY HOOP ROUND STARTERKIT MEMORY CARD SMALL FLOWER SERIES 26 OPTIONAL MEMORY CARDS FLOWER SERIES HOLIDAY SERIES LITTLEGREY RABBIT CHILDREN S SERIES MOTOR SPORTSSERIES WILD ANIMAL SERIES SPECIAL OCCASION SERIES FRUITAND VEGETABLE SERIES DOG SERIES BIG FLORAL SERIES FLORAL SCRIPTSERIES PUSH BUTTONSYSTEM PUSH BUTTONSYSTEM YES YES YES POP UP TYPE DIAL TYPE 3 POSITIONS 56O4O61O4 820832005 1022611...

Страница 6: ...MAXIMUM SPEED 32 NEEDLE THREADING 33 THREAD TENSION 34 HARD COVER K 12 8344500O8 K 101 834408001 K 102 834409002 K 103 834410006 K 104 834451009 K 105 834520000 K 106 834471005 K 107 834472006 K 108 834473007 K 109 834474008 K 110 834475009 K 111 834476000 K 112 834481008 K 113 834482009 K 114 834483000 K 115 834484001 CPU ROM 8M BITS RAM 256K BITS VRAM 64K BITS DC MOTOR ELECTRONIC FOOT CONTROL Zl...

Страница 7: ...ITCH PACKAGE DETAIL 1 TOTAL STITCHES 65 2 BUILT IN STITCHES 60 UTILITY 10 STRETCH 33 DECORATIVE 21 DARNING 1 3 BUILT IN MONOGRAM 840 UTILITY STRETCH DECORATIVE I 4 O El L7 HI Hi HI Ill I III lU l E X X _ n i l I T 1 3 BUTi ONHOLE 0 0 g DARNING I 4 ...

Страница 8: ...RSHAFT SENSOR B MACHINE SOCKET UNIT SECONDARY C DC MOTOR D ZIGZAG WIDTH STEPPING MOTOR E FEEDSTEPPING MOTOR F X AXIS EMBROIDERY STEPPING MOTOR G Y AXIS EMBROIDERY STEPPING MOTOR H LCD MODULE I F BOARD J BuYrONHOLE SENSOR K LAMP L TENSION RELEASESOLENOID M C BOARD N MACHINE SOCKET UNIT PRIMARY O TRANSFORMER SECONDARY P TRANSFORMER PRIMARY Q INVERTER R SLIDE VOLUME S THREAD TENSION SENSOR T LCD BACK...

Страница 9: ...OTING PROCEDURE MACHINE OOESN TWORK WELL CORRECT IT START BASIC CHECK 10 K MECHANICAL IS NEEDLESETOK O K _t ADJUSTMENT SEWING CHECK I IS POWER SUPPLY OK IS THREADING OK ELECTRICAL CAN TJUDGE l END ELECTRIC QUICK CHECK _N G REPLACE PARTS ELECTRIC QUICK CHECK 6 ...

Страница 10: ...R FOOT PRESSURE ISTOO WEAK INCORRECT FEED DOG HEIGHT 3 FEED DOG IS IN DOWN POSITION ALL ITEMS AREAPPLICABLE TO BOTHCONVENTIONALAND 7 CHANGE THENEEDLE RETHREAD USETHE RECOMMENDED SEWING NEEDLE AND THREAD USEA 11 BLUETIPNEEDLE ADJUST THE PRESSER DIAL TO MAKE THE PRESSURE STRONGER SEEMECHANICAL ADJUSTMENT NEEDLE BAR HEIGHT SEEMECHANICAL ADJUSTMENT NEEDLETO SHUTTLETIMING SEEMECHANICAL ADJUSTMENT CLEAR...

Страница 11: ... PAl FERN 10 AFTER CHANGING THE NEEDLE THREAD ITJAMS AROUND THESPOOL PIN 11 WHEN NEEDLE THREAD IS CHANGED THREAD IS NOT GUIDED INTO THETHREAD TAKE UP LEVER MAKE SURETO BRING BOTH NEEDLE AND BOBBIN THREADS UNDER THE FOOT WHEN STARTING SEWING CHANGE THEFEED DOG STARTWITH MEDIUM SPEED USETHE PROPER THREAD PATH REPLACE WITH A NEW NEEDLE SEEMECHANICAL ADJUSTMENT NEEDLE THREAD TENSION USE APPROPRIATE NE...

Страница 12: ... WHILE SEWING THE NEEDLE THREAD TENSION IS TOO TIGHTE IN EMBROIDERY SEWING THE PATTERNIS BEING SEWN OVER ANOTHER PATTERN HOW TO FIX THREAD BOBBIN HOLDER CORRECTLY ADJUST THE POSITION OF STOPPER CLEAN THE SHUTTLE CHANGE TO A HIGH QUALITY SEWING THREAD CLEAR OUT THEJAMMING THREAD SEEMECHANICAL ADJUSTMENT NEEDLE POSITION CHANGE THE NEEDLE SEEMECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND HOOK SEE...

Страница 13: ... TOO SMALL FOR EMBROIDERY HOOP UPPERTHREAD TENSION IS TOO LOOSE SEEMECHANICAL ADJUSTMENT BACKLASH LOWER SHAFT GEAR ELIMINATE THE LOOSENESS SEEPART REMOVAL AND REPLACEMENT DC MOTOR UNIT AND BELTTENSION OIL ALL MOVING PARTS SEEMECHANICAL ADJUSTMENT STRETCH STITCH FEED BALANCE SEEMECHANICAL ADJUSTMENT UPPERSHAFT SHIELD PLATE POSITION SEEMECHANICAL ADJUSTMENT NEEDLE THREAD TENSION USE EMBROIDERY FOOT ...

Страница 14: ...BULB 2 IF LIGHT BULB IS OK AND LIGHT STILLDOES NOT TURN ON REPLACE THEA BOARD SEE PAGE 53 IF LCD DOES NOT TURN ON 1 TURN THESCREEN SHARPNESS ADJUSTMENT DIAL 2 IF LCD STILLDOES NOT SHOW ANYTHING REPLACE THEA BOARD FIRST IF LCD STILLDOES NOT TURN ON REPLACE THELCD IF LCD SHOWS NOTHING 1 REPLACE A BOARD FIRST IF LCD STILLSHOWS NOTHING REPLACE THE LCD 2 PREPARATION _BECAREFUL IN CHECKING ALL OPERATION...

Страница 15: ... TURN BACK TO LEFT DEPRESSTHE FOOT CONTROL LER FULLYAND RELEASEtT BUZZER LCD SHOWS S S REV AL U D KEY BUZZERSOUNDS FOR NEXTSTEP BUZZERSOUN DS AND INDICATES PRESSTHIS KEY AT RIGHT HAND SIDE ON LCD BUZZERSOUNDS FOR NEXT STEP LCD SHOWS SPOOL BUZZER SOUNDS EVERYTIME WHEN BOBBIN WINDER SPINDLE ISSHIFTED LCD SHOWS SLIDING VOLUME BUZZER SOUNDS AT LEFT RIGHT POSITION LCD SHOWS CONTROLLER BUZZERSOUNDS WHEN...

Страница 16: ...S NOT SHOW BIGHT OR FEED ALSO LCD DOES NOT CHANGE INDI CATION WHILE TURNING HANDWHEEL NOT WORKING CORRECTLY NOT STOPPING AT THE HIGHEST POSITION OR RUNNING AT UNEVEN SPEED FIRST CHECK F BOARD SEEP 66 IF F BOARD ISOK REPLACE A BOARD SEEP 53 IF BOTH F BOARD A BOARD ARE OK REPLACE BH SENSOR SEEP 59 FIRST REPLACE A BOARD SEEP 53 IF LCD ISSTILL INCORRECT REPLACE UPPER SHAFT SENSOR SEEP 60 FIRST CHECK S...

Страница 17: ...NG LETFERS AND NUMBERS EMBROI DERY ONLY 6 CLEAR KEY TO CLEAR THE MEMORIZED MONOGRAMS EMBROIDERY ONLY 7 MENU KEY FOR CHOOSING BETWEENCONVENTIONAL SEWING AND EMBROIDERY SEWING 8 LEI FER SIZEKEY FOR CHANGING THESIZEOF LETTERS NUMBERS EMBROIDERY ONLY 9 UPPER LOWER CASE KEY FOR SELECTING UPPER OR LOWER CASE LETTERS EMBROIDERY ONLY 10 SPACE CHECK KEY TO MOVE THE CARRIAGE TO THEDESIRED POSITION EMBROIDER...

Страница 18: ...THE THREAD AS SHOWN I INSERTING THE BOBBIN 2 1 PLACE THE BOBBIN IN THE BOBBIN HOLDER WITH THE THREAD RUNNING OFF IN THE COUNTERCLOCKWISE DIRECTION 1 END OF THREAD 2 GUIDE THETHREAD INTO THE NOTCH A ON THE FRONT SIDE OF THE BOBBIN HOLDER DRAW THETHREAD TO THELEFT SLIDING ITBEIWEEN THE TENSION SPRING BLADES 2 NOTCH A CONTINUE TO DRAW THE THREAD LIGHTLY UNTIL THE THREAD SLIPSINTO NOTCH B PULL OUT ABO...

Страница 19: ... THE THREAD AROUND THE CHECK SPRING HOLDER FROM RIGHT TO LEFT THEN PULL UP THE THREAD 3 FIRMLY DRAW THE THREAD FROM RIGHT TO LEFTAND PULL ITTOWARD YOU INTO THE EYEOF THE THREAD TAKE UP LEVER THEN DOWN TO THE LOWER THREAD GUIDE 4 DRAW THETHREAD FROM RIGHT TO LEFTBEHIND THE LOWER THREAD GUIDE 5 SLIDETHETHREAD BEHIND THE NEEDLE BAR THREAD GUIDE FROM THELEFT 6 THREAD THE NEEDLE FROM FRONT TO BACK USIN...

Страница 20: ...TURN OFF THE POWER SWITCH AND INSERT THE MEMORY CARD AGAIN PRESS THIS BUTTON TO RAISE NEEDLE BPR I STOP OPERATING THEMACHINE UNTILTHISMESSAGE DISAPPEARS ABOUT 15 SECONDS WHEN THE MACHINE IS OVER LOADED SYSTEM ERROR ZIGZAG STEPPING MOTOR FEED STEPPING MOTOR I 1 3 4 5 CHECK THE MECHANISM OF ZIGZAG FEED AND CARRIGE IF THERE IS ANY FOREIGN OBJECT OR MECHANICAL PROBLEM WHICH OBSTRUCTS MOVEMENT OF STEPP...

Страница 21: ...PE THE TEMPLATE TO THE FABRIC AS SHOWN TO HOLD THETEMPLATEIN PLACE SCOTCH TAPE ISREC OMMENDED 5 TAPE 6 TEMPLATE PLACE THE FABRIC WITH THETEMPLATE ATTACHED TO ITAND SETITON TOP OF OUTER HOOP SETTHE INNER HOOP ON TOP OF YOUR FABRIC 7 INNER HOOP 8 RIGHT SIDE OF FABRIC 9 STABILIZER ON WRONG SIDE OF FABRIC 10 OUTER HOOP PUSHTHEFLATSIDE A OF THEINNER HOOP INTO THE FLATSIDE B OF THE OUTER HOOP WHILE SQUE...

Страница 22: ...ENING THE2 SCREWS A 3 CLOSE THE FACE COVER CAREFULLY ALIGNING ITWITH THE BODY THEN TIGHTEN THE SCREWS FIRMLY TOP COVER TO REMOVE 1 REMOVE THE CAP C AND SCREW D LIFTTHE CARRYING HANDLE E UP REMOVE THE SCREW F 2 LIFTTHECARRYING HANDLE UP REMOVE THETOP COVER G IN THEDIRECTION SHOWN TO ATTACH 3 REVERSETHIS PROCEDURE FACE COVER B SCREW A SC REW F CARRYING HANDLE E TOP COVER UNIT G 19 ...

Страница 23: ... 385 900 890 SERVICEACCESS BELT COVER TO REMOVE 1 LOOSEN SCREW A REMOVE SCREWS B C AND WASHER D THEN REMOVE THE BELTCOVER E TO ATTACH 2 REVERSETHIS PROCEDURE HANDLE _ _ SCREW A BELTcovER E FRONT PANEL SCREW B SCREW C WASHER D 2O ...

Страница 24: ...RIAGE A BY HAND WHEN MOVING IT HOLD THE LOWER PART NEVER THE UPPERPART REMOVE THE 3 SCREWS B AND REMOVE THE CARRIAGE WINDOW FRAME C REMOVE THE 2 SCREWS D AND REMOVE THE BASE COVER E TO ATTACH 4 REVERSETHIS PROCEDURE CARRIAGE A SCREW B SCREW D BASE COVER E WINDOW FRAME C MOVING THE LOWER PART 21 ...

Страница 25: ...THEWINDOW FRAME AND THE BASE COVER REMOVE THE2 SCREWS A AND REMOVE THE BASE LID 1 REMOBE THE2 SCREWS B AND REMOVE THE BED COVER C TO ATTACH 4 REVERSETHISPROCEDURE NOTE MAKE SURETHE POSITION OF THE DROP LEVER D ISAS ILLUSTRATED BED COVER C I II J SCREW A SCREW B BASE LID 1 DROP LEVER D 22 ...

Страница 26: ...EMOVE THE BELTCOVER 2 PULL THECONNECTORS FOR THEX AXIS WHITE AND Y AXIS BLUE MOTORS FROM A BOARD 3 REMOVE THE 4 SCREWS A AND THE BASE UNIT B TO ATTACH 4 FOLLOW THEABOVE PROCEDURE tN REVERSE CONNECTOR FOR X AXIS MOTOR WHITE CO NNECTOR FOR Y AXIS MOTOR BLUE SCREWS A BASE UNIT B 23 ...

Страница 27: ...TCOVER UNIT 2 REMOVE THESCREW A AND ARM THREAD GUIDE LOWER F LOOSEN THESCREWS B C D AND E 3 UNPLUG 12 CONNECTORS FROM A BOARD G AND LCD CONNECTOR H FROM INVERTER 4 REMOVE THE FRONT COVER UNIT TO ATTACH 1 FOLLOW THE ABOVE PROCEDURE IN REVERSE ARM THREAD GUIDE LOWER F SCREW A SCREW B SCREW C SCREW SCREW E 24 ...

Страница 28: ...1 PATTERN NO 1 STRAIGHT STITCH 2 NEEDLE BAR LOWEST POSITION PREPARATION 1 OPEN THE FACE COVER AND LOOSEN THESETSCREW A 2 MOVE THEZIGZAG ROD B LEFTOR RIGHT TO SETTHE NEEDLE C AT THECENTEROF THE HOLE OF THE NEEDLE PLATE D THEN TIGHTEN THE SCREW A TO CHECK 1 SELECTTHE ZIGZAG STITCH NO 5 SETTHEZIGZAG WIDTH TO THE MAXIMUM 7 0 2 TURN THE HANDWHEEL TOWARD YOU AND CHECK IF THE CLEARANCE BETWEEN THE SIDE O...

Страница 29: ...I rACH THE NEEDLE BAR HEIGHT GAUGE 68168 D PUSH ITUP UNITL ITSTOPS 4 TIGHTEN SCREW E TO CHECK 1 TURN THE POWER SWITCH ON 2 TURN THE HANDWHEEL TOWARD YOU UNTIL THE NEEDLE BAR F REACHES ITSLOWEST POSITION IF FINGER G COMES DOWN ON TOP OF PIN H OR IF PIN I TOUCHES THESURFACE OF GAUGE K TOO FORCEFULLY ADJUST AS DESCRIBED ON THE NEXTPAGE 3 THE FACE OF FINGER G SHOULD HIT THE SIDE OF PIN H AND THE END O...

Страница 30: ...OVER 2 LOOSEN THESCREW M ON THE NEEDLE BAR HOLDER L 3 MOVE THE NEEDLE BAR F UP OR DOWN TO ADJUST THEPOSITION OF THE NEEDLE BAR F SO THATTHEFACE G HITSTHESIDE OF PIN H AND THEEND OF PIN I TOUCHES THE SURFACE OF GAUGE K 4 TIGHTEN THE SCREW M SECURELY NEEDLE BAR F NEEDLE BAR HOLDER J SCR J ACREW E G K _ AGUGE 68497 C 27 ...

Страница 31: ...K 3 PUT THE TESTPIN 68368 D IN THE NEEDLE HOLDER E PUSH IT UP UNTILIT STOPS 4 TIGHTEN THE NEEDLE CLAMP SCREW F TO CHECK 1 TURN THEPOWER SWITCH ON 2 TURN THE HANDWHEEL TOWARD YOU UNTIL THE TIP OF TESTPIN 68368 D SLIGHTLY TOUCHES THE RADIAL TIMING GAUGE 68497 C 3 THETIPOF TESTPIN 68368 D SHOULD BE BETWEENTHETWO WHITE LINESOF THE RADIAL TIMING GAUGE _58497 C IF THE TESTPIN DOES NOT FALL BETWEEN THE 2...

Страница 32: ...IN THE LOWER SHAFT TIMING GEAR J 6 TURN THE HANDWHEEL TOWARD YOU UNTIL THE TESTPIN D SLIGHTLY TOUCHES THE RADIAL TIMING GAUGE C 7 HOLD THEHANDWHEEL SO THATTHETESTPIN D WILL NOT MOVE AND TURN THESHUT LE HOOK K BY YOUR FINGER UNTIL THETESTPIN D COMES IN BETWEENTHE TWO WHITE LINESOF GAUGE 68497 C 8 TIGHTEN 2 SCREWS H 9 ATTACH THE BASE LID 2 BASE COVER BED COVER AND BELTCOVER HEXAGON SCREW H BASE LID ...

Страница 33: ...TIGHTEN THE HINGE SCREW C 2 TURNTHEHANDWHEEL TOWARD YOU AND ADJUSTTHECLEARANCE BETWEENTHEMAS TERNEEDLE AND THE POINT OF THEHOOK IN THELEFTAND RIGHT NEEDLE POSITION TO 0 1 TO 0 05mm BY MOVING THE HOOK SETPLATE E UP OR DOWN 3 TIGHTEN THE SCREWS A B C 4 CHECK THE BACKLASH OF THE HOOK DRIVE GEAR AND LOWER SHAFT GEAR IFTHE BACKLASH IS TOO GREAT OR NOT ENOUGH ADJUST THEBACKLASH IN ACCORDANCE WITH TO ADJ...

Страница 34: ...iTSHOULD BEWITHIN 0 8 MM IFTHEREISMORE THAN 0 8 MM BACKLASH BEIWEEN THEGEARS ADJUST AS FOLLOWS ADJUSTMENT PROCEDURE 1 REMOVE THE BED COVER SEEP 22 AND LOOSEN THE SCREW C 2 TURN THE LOWER SHAFT BUSHING D ECCENTRIC IN THE DIRECTION E WHEN THE PLAY AT SHUTTLEHOOK TIP ISTOO SMALL 3 TURN THE LOWER SHAFT BUSHING D ECCENTRIC IN THE DIRECTION F WHEN THE PLAY AT SHUTTLEHOOK TIP ISTOO LARGE 4 TIGHTEN SCREW ...

Страница 35: ...ER FOOT 2 PUTTHE FEEDDOG HEIGHT GAUGD_3496 C ON THE NEEDLE PLATE TO CHECK I PLACE THE FEED DOG HEIGHT GAUGE 68496 C WITH FACE A UP WHEN THE FEED DOG ISRAISED THE GAUGE SHOULD NOT MOVE 2 TURN THE GAUGE OVER SO FACE B ISUP THE GAUGE SHOULD MOVE 3 IF THE GAUGE DOES NOT MOVE ADJUST FACE A 0 95 MM NOT MOVING NOT MOVING MOVING GAUGE FACE B 0 75 MM MOVING NOT MOVING MOVING FEED DOG HEIGHT CORRECT LOW HIG...

Страница 36: ...WER SWITCH ON 3 TURN THE BALANCE WHEEL TOWARD YOU AND SETTHEFEED DOG AT THEHIGHEST POSITION 4 LOOSEN THEADJUSTING SCREW A AND NUT B 5 TO ADJUST THE FEEDDOG HEIGHT TURN THE ADJUSTING SCREW C IN THE DIRECTION D OR E 6 FIRST TIGHTEN THE NUT B AND THEN TIGHTEN THESCREW A 7 ATrACH THE BED COVER UNIT BASE COVER AND BASE LID SCREW A NUT B E TO RAISE TO LOWER ADJUSTING SCREW C 33 ...

Страница 37: ... WITH YOUR HAND UNITIL THE NEEDLE STARTS TO SWING 3 IF HIGHER THAN 8 7MM LOOSEN THESCREW C AND TURN THE UPPER SHAFT SHIELD PLATE D IN DIRECTION B 4 IF LOWER THAN 7 7MM LOOSEN THE SCREW C AND TURN THE UPPER SHAFT SHIELD PLATE D IN DIRECTION A 5 PUSH THE UPPER SHAFT SHIELD PLATE AS CLOSE AS POSSIBLE TO THE LEFT IT SHOULD NOT TOUCH THE UPPER SHAFT SENSOR THEN TIGHTEN THESCREW 6 TURN THEBALANCE WHEEL ...

Страница 38: ...K BUTTON TURN THE POWER SWITCH ON SOLENOrD TEST MODE START WILL APPEAR ON THE LCD CHECK THAT THE DISC HOLDER B IT AUTOMATICALLY MOVES LEFTAND RIGHT CONTINUOUSLY PASS THE THREAD BETWEEN THE TENSION DISC C AND DISC HOLDER B WHEN THE SOLENOID D MOVES TO THE RIGHT OPEN MAKE SURE THE THREAD HAS NO TEN SION 5 AITACH THE TOP COVER SCREWS A LCD SCREEN SOLENOID TESTMODE START GAUGE U 1790 THREAD RELEASING ...

Страница 39: ...P 24 MOVE THE FRONT COVER UNIT E A LITTLE 3 LOWER THE PRESSER BAR LIFTER AND SETTHE THREAD TENSION DIAL AT 9 LOOSEN THE SCREW A 4 SETTHE CLEARANCE BETWEEN THE THREAD TENSION RELEASING ROD 13 AND THE SPRING HOLDER C BETWEEN 0 3_ 5MM AND TIGHTEN SCREW A 5 SET THE THREAD TENSION DIAL AT 9 AND RAISE THE PRESSER BAR MAKE SURE THE TENSION DISC MOVES ABOUT 1 0MM DO THE SAME TESTWITH THE THREAD TENSION DI...

Страница 40: ...DUSTMENT PROCEDURE 1 TURN THE POWER SWITCH ON AND SELECTPATTERNNO 13 TRIPLESTRETCHSTITCH 2 SETTHE SLITOF THEFEED BALANCING DIAL C AT THE STANDARD SETTING MARK _ ON THE BELTCOVER 3 PUTTHEPAPER BETWEENTHEFOOT AND FEEDDOG AND LOWER THEPRESSER BAR LIFTER 4 TURN THE HANDWHEEL AND CHECK THE NEEDLE POSITION OF A AND B 5 REMOVE THE BASE LID D 6 WHEN A B TURN THEADJUSTING SCREW E IN THEDIRECTION OF A WHEN ...

Страница 41: ... U1790 ADJUSTMENT PROCEDURE 1 REMOVE THE TOP COVER SEEP 19 2 SETTHENEEDLE BAR TO THE LOWEST POSITION LOWER THE PRESSER FOOT LIFTER THEN SETTHE PRESSUREDIAL AT 2 3 INSERTTHEGAUGE U 1790 BETWEENTHEPRESSER FOOT P AND THE NEEDLE PLATE A 4 LOOSEN THE SCREW B AND PRESSTHE ACTUATOR ARM C TO THE CAM SURFACE THEN TIGHTEN THE SCREW B WHILE PUSHING ITDOWN 5 A1 FACH THETOP COVER UNIT ACTUATOR ARM C PRESSTO TH...

Страница 42: ...ENSION DIAL SETAT 4 ADJUSTMENT PROCEDURE I REMOVE THE FRONT COVER UNIT SEEP 24 2 PULL THE ADJUSTING PLATE SPRING C AWAY FROM THE LEAD SCREW D AND ADJUST BY TURNING THE LEAD SCREW D WHEN THE TENSION IS STRONG TURN THE LEAD SCREW INDIRECTION A WHEN THE TENSION IS WEAK TURN THE LEAD SCREW INTHE DIRECTION B 3 ATTACH THE FRONT COVER UNIT ZL THREAD TENSION DIAL AT 4 FIG 1 ADJUSTING PLATESPRING C ADJUSTI...

Страница 43: ...N TIGHTEN THESCREW A 3 ATrACH THE BH FOOT R AND LOWER THE BH LEVER C 4 PUTGAUGE U 1790 IN BEIWEEN THE SLIDING PART OF THE AUTOMATIC BUTPONHOLE FOOT AND ITSEND AS SHOWN 5 LOOSEN SETSCREW B MOVE THESENSOR PLATE E FROM RIGHTTO LEFT TIGHTEN THE SETSCREW D AS THE LCD SCREEN CHANGES FROM 2 OPEN TO 3 CLOSED 6 TURN ON THESWITCH AGAIN SELECTBH 15 AND MAKE SUREITSEWS CORRECTLY NOTE THE LCD SCREEN SHOWS 1 CL...

Страница 44: ...SSTHAN 6 MM 0 24 ADJUST AS FOLLOWS ADJUSTMENT PROCEDURE I OPEN THE FACE COVER C 2 RAISETHE PRESSER FOOT LEVER AND LOOSEN THE SCREW D 3 ADJUST THE DISTANCE BETWEEN THE ZIGZAG FOOT A AND THE NEEDLE PLATE B TO 6 0 MM 0 24 4 TIGHTEN SCREW D SECURELY NOTE WHEN YOU TIGHTEN SCREW D MAKE SURETHAT BOTH SIDESOF THEZIGZAG FOOT A ARE PARALLEL WITH THE FEED DOG SLITS E FACE COVER C SCREW D FEED DOG SLITS E SHO...

Страница 45: ...THETOP COVER SEE P 19 BELTCOVER SEEP 20 BASE AND BED COVER SEEP 22 2 TURN THE HANDWHEEL TOWARD YOU UNTIL THE NEEDLE BAR COMES TO ITSHIGHEST POSITION MARK BOTH THETIMING BELT A AND LOWER SHAFT GEAR B WITH A FELT TIP PEN AS ILLUSTRATED 3 REMOVE THE MOTOR BELTAND THETIMING BELT A ADJUSTMENT PROCEDURE UPPERSHAFT I LOOSEN THE SCREW C 2 SLIDE THE UPPER SHAFT RING D TO THE LEFTSO THERE IS NO PLAY AND THE...

Страница 46: ...LT 1 TURN THE HANDWHEEL TOWARD YOU UNTIL THE NEEDLE BAR COMES TO ITSHIGHEST POSITION TURNTHELOWER SHAFTTIMING GEAR D TOWARD YOU UNTILTHEFEEDDOG E COMES JUST ABOVE THE NEEDLE PLATE F IN ITSUPWARD MOTION THEN ATTACH THETIMING BELT G MAKE SURETHEMARKING ON THETIMING BELT G IS IN LINE WITHTHAT OF THE LOWER SHAFT TIMING GEAR D 2 CHECK THE NEEDLE TO SHU_LE TIMING SEEP 28 29 3 AYrACH THE MOTOR BELT H BED...

Страница 47: ... THE ADDITIONAL SPOOL PIN WHEN PRESSING THE MARK ONCE THE BUZZERSOUNDS THE MARK MOVES AS SHOWN IN THE FIGURE BELOW EVERY TIME IT IS PUSHED 3 WHEN THE FIFTH MARK IS PRESSED ADJUSTMENT END ISINDICATED ON THE LCD 4 TURN THE POWER SWITCH OFF 5 TURN THE POWER SWITCH ON AND CHECK IF THEORIGINAL FIRSTPAGE APPEARS ON THE LCD NOTE AFTERADJUSTMENT CHECK TO SEEIF PAl FERNSARE SELECTEDCORRECTLY _ _DITIONAL SP...

Страница 48: ...EAD 50 WHITE INTO THE BOBBIN HOLDER THREAD THE BOBBIN HOLDER AND AT ACH THE END OF THE BOBBIN THREAD TO THE POINT OF THETENSION METER 2 PULL ITIN THE DIRECTION OF THEARROW AT A SPEED OF 50 MM SECOND IFTHE TENSION IS TOO STRONG TURN THESCREW COUNTERCLOCKWISE IFTHE TENSION IS TOO WEAK TURN THE SCREW CLOCKWISE THREAD PULLING SPEED 50 MM SECOND THREAD PULLING DERECTION 1 2MM 1 SCREW 45 ...

Страница 49: ...T C ON THE END OF THE BOBBIN THREAD AS ILLUSTRATED 2 TURNTHEADJUSTING SCREW D SO THATTHETHREAD WILL DRAW OUT SMOOTHLY WHEN YOU SWING THE BOBBIN HOLDER E UP AND DOWN GENTLY NOTE THE BOBBIN THREAD TENSION MECHANISM ISVERY SENSITIVE SO DO NOT AD JUSTITUNLESSYOU CAN NOT OBTAIN THECORRECT TENSIONBALANCE BYOTHER MEANS REPLACE THE BOBBIN HOLDER IF THE CORRECT TENSION CAN NOT BE OBTAINED BYTHIS PROCEDURE ...

Страница 50: ...OVER UNIT SEEP 24 2 REMOVE SCREWS A AND B AND THE NEEDLE THREAD TENSION UNIT C TO ATTACH 1 REVERSETHIS PROCEDURE NOTE AFTER CHANGING THE NEEDLE THREAD TENSION UNIT CHECK THE MECHANI CAL ADJUSTMENT TENSION RELEASEMECHANISM SEE P 36 SOLENOID SEE P 35 AND NEEDLE THREAD TENSION SEE P 39 SCREW A L THREAD TENSION UNIT C SCREW B 47 ...

Страница 51: ...LOTS FOR THE FEED DOG C INTHE NEEDLE PLATE 3 TURN THE POWER SWITCH ON SELECT PAITERN NO I STRAIGHT STITCH AND SET THE STITCH LENGTH AT THE MAXIMUM 5 0 CHECK THE FRONT TO BACK CLEARANCE BE TWEEN THE FEED DOG AND THE SLOTS IN THE NEEDLE PLATE WHILE TURNING THE HANDWHEEL TOWARD YOU 4 TURN THE POWER SWITCH OFF REMOVE THE NEEDLE PLATE RE AITACH THE FEED DOG BY TIGHTENING THE 2 SCREWS D 5 AYrACH THE NEE...

Страница 52: ...EMOVE THETHREADER PLATE B FIG l TO CHANGE THE NEEDLETHREADER 1 IFTHE HOOK OF THETHREADER PLATE TOUCHES THE LEFTOR RIGHT SIDE LOOSEN THE SCREW AND ADJUST THEHOOK POSITION FIG 2 2 IFTHEHOOK OF THETHREADERPLATETOUCHES THETOP OR BOTTOM SIDEOF THENEEDLE HOLE LOOSEN THESCREW AND ADJUST THE HOOK POSITION FIG 3 THREADER KNOB C TO CHANGE THE THREADER PLATE FIG l THREADER PLATE B SCREW D HOOK _ ADJUSTTHEDIR...

Страница 53: ...EC BOARD F 2 REPLACE THE FUSEIN THE FUSEHOLDER G ON C BOARD IFFUSEF1 125V 2 5A IS BLOWN TRANSFORMER OR C BOARD IS DAMAGED IFFUSEF2 250V 3 15A IS BLOWN TOO MUCH POWER IS ON THE DC MOTOR WHEN THE UPPER SHAFT LOWER SHAFT OR SHUI rLE RACE HAS HEAVY TORQUE BASE UNIT A CONNECTER FOR C BOARD C CONNECTER FOR TRANSFORMER RED C SCREW E C BOARD F SCREW B B C BOARD CASE UNIT D CONNECTORFOR TRANSFORMER WHITE C...

Страница 54: ... REMOVE THE FRONT COVER UNIT SEE P 24 2 REMOVE THE2 CONNECTORS RED WHITE OF THETRANSFORMER A FROM C BOARD CASE UNIT 3 REMOVE THE 2 SCREWS B AND PULL OUT THETRANSFORMER A THEN CHANGE THE TRANSFORMER TO ATTACH I REVERSE THISPROCEDURE CONNECTOR RED _1 2 SCREWS B A C BOARD CASE CONNECTOR WHITE 51 ...

Страница 55: ... COVER UNIT SEE P 24 2 PULL OUT THE CONNECTORS FROM C BOARD CASE UNIT A 3 REMOVE THE 2 SCREWS B AND CHANGE THE MACHINE SOCKET UNIT C TO AI TACH 1 REVERSETHIS PROCEDURE CORDS RUN AS ILLUSTRATED MACHINE SOCKET CONNECTOR SECONDARY CORD SECONDARY MACHINE SOCKET CONNECTOR PRIMARY SCREW B MACHINE SOCKET UNIT C CORD PRIMARY C BOARD CASE UNIT A 52 ...

Страница 56: ...BOARD BY FITTINGTHEPROJECTION OF THECARD GUIDE D INTO THE ROUND HOLE OF THECARD CONNECTOR G PRESSTHE UNIT UNTIL ITIS HOOKED 2 ATTACH A BORD WITH 7 SCREWS INSERTTHE FLAT CABLE A TO THE CONNECTOR THEN PUSH DOWN THECLAMP MAKE SURETHE EJECT BUIION H COMES OUT FROM THE HOLE IN THE FRONT COVER 3 CONNECT F BOARD AND TOUCH PANEL 4 ATTACH THE FRONT COVER UNIT NOTE CHECK THE ADJUSTMENT OF THE TOUCH PANEL WH...

Страница 57: ... COVER SEEP 24 AND A BOARD SEE P 53 REMOVE 2 SCREWS A LOOSEN 2 SCREWS B AND REMOVE THELCD FRAME UNIT D REMOVE 2 SCREWS C THEN REMOVE THESETTING PLATE E TO ATTACH I REVERSE THISPROCEDURE NOTE DO THE ADJUSTMENT OF TOUCH PANEL WHEN LCD FRAME UNIT D IS RE PLACED SCREWS B UNIT D SETTING PLATE E SCREWS A SCREWS C 54 ...

Страница 58: ...ND REPLACEMENT F BOARD UNIT TO REMOVE I REMOVE THE FRONT COVER UNIT SEEP 24 2 PULL OUT THE F BOARD CONNECTOR A FROM A BOARD B 3 REMOVE THE 2 SCREWS C AND CHANGE F BOARD TO ATTACH 4 REVERSE THISPROCEDURE A BOARD B F BOARD CONNECTOR A SCREWS C l F BOARD D 55 ...

Страница 59: ... REMOVE 1 REMOVE THE FRONT COVER SEE P 24 AND A BOARD SEEP 53 2 REMOVE THE SNAP RINGS CS 3 A AND CHANGE SLIDE VOLUME TO ATTACH 3 REVERSETHIS PROCEDURE INSERTTHESLIDE TAB INTITHE LOWER HOLE OF THESLIDE KNOB BOTTOM OF SLIDE KNOB AS VIEWED FROM THE UNDERSIDE OF KNOB SLIDEVOLUME SNAP RING A 56 ...

Страница 60: ... UNDER THEARM RIB THEN ATrACH THEMOTOR WITH 2 SCREWS A TEMPORARILY AS SHOWN BELOW 2 TIGHTEN MOTOR FIXING SCREWS A FIRMLY WHEN THE MOTOR BELTTENSION IS COR RECT AS SHOWN BELOW 3 INSERTTHE CONNECTOR TO THEA BOARD 4 ATTACH THE BELTCOVER THE MOTOR CORD SHOULD BESETON THE LEFTSIDE OF THE BELTCOVER BOSS B V1OTORCONNECTOR WHITE COLOR _ PRESSURE200 g BENDING AMOUNT ABOUT 5 MM DC MOTOR B BELTCOVER BOSS B M...

Страница 61: ...ECARRIAGE PLATE COVER C WITH THREESCREWS B 3 AI I ACH THEEMBROIDERY HOOP ADJUST THE CARRIAGE PLATECOVER UNIT C ADJUST THECLEARANCE BETWEENTHE BoYroM SIDE OF THEEMBROIDERY HOOP AND THE SURFACE OF THE NEEDLE PLATE F AT 0 5 MM AND PARALLEL PUT TWO POST CARDS G BETWEEN EMBROIDERY HOOP AND NEEDLE PLATEWHEN ADJUSTING AND HOLD THEEMBROIDERY HOOP PUT GAUGE _J1790 BETWEENTHE MACHINE BODY AND CARRIAGE PLATE...

Страница 62: ...ENSORFORWARD SO THAT ITTOUCHES THE SETTING PLATE MAKE SUREITDOESN T TOUCH THE BUTTONHOLE SHIELD PLATE SEEILLUSTRATION 2 PASSTHE CORD AND ATTACH THE FRONT COVER AS ILLUSTRATED AFTER REPLACING THE BUTTONHOLE SENSOR SEW A FEW BUTTONHOLES IFSOMETHING ISABNORMAL ADJUST THE BUI fONHOLE LEVER SEEP 40 BUTTONHOLE SENSOR CORD J SCREW A BUTTONHOLE SENSOR B SEllING PLATE C BUTTONHOLE SHIELD PLATE D _NOT ToBUT...

Страница 63: ...2 PUSH THE HOLDERS A AND REMOVE THEUPPERSHAFT SENSOR UNIT B TO ATTACH 1 ATTACH THE NEW UPPER SHAFT SENSOR UNIT INTO THESETTING PLATE AFTER REPLACING THE UPPER SHAFT SENSOR UNIT MAKE SUREIT DOESN T TOUCH THE UPPRESHAFT SHIELD PLATE C 2 ATTACH THE FRONT COVER UPPERSHAFTSHIELD PLATE C UPPERSHAFT HOLDER A A UPPERSHAFTSENSOR UNIT B 6O ...

Страница 64: ...OVE THE E RING B AND 2 SCREWS 3 REMOVE THE MOTOR C TO ATTACH 1 MAKE SURETHE SMALL NOTCH MARK F IS IN LINEWITH THECENTER OF CONNECTING ARM D THEN ATTACH THEZIGZAG ROD E BYTIGHTNING THE 2 SCREWS A 2 ATTACH THE E RING B 3 ATTACH THE FORNT COVER AFTER ATTACHING THE MOTOR ADJUST THE NEEDLE POSITION SEEPAGE 25 E RING B ZIGZAG STEPPING MOTOR C 61 ...

Страница 65: ...HECENTER OF THE PINSIN THE CONNECTING ARM E THEN SLIDE THE FEED ROD D ONTO THE FEEDARM PIN F AND THENATTACH THEFEEDSTEPPING MOTOR BYTIGHTNING THE2 SCREWS A TIGHTEN THE2 SCREWS AT THE SPOT THAT WHERE THE FEEDARM MOVES SMOOTHLY 2 AI rACH THE E RING B 3 AI rACH THE BASEAND FRONT COVER AFTERATTACHING THEMOTOR ADJUST THE STRETCHSTITCHFEEDBALANCE SEEP 37 2 SCREWS A CONNECTING ARM E FEED ROD D FEED STEPP...

Страница 66: ...ETHREAD TAKE UPLEVER 1 OPEN THE FACE PLATE AND LOOSEN THE SCREW A BY TURNING IN DIRECTION C CLOClGNtSE 2 REMOVE THE JAMMED THREADS WITH THE TWEEZERS 3 TIGHTEN SCREW A BY TURNING IN DIRECTION OF B COUNTERCLOCKWISE NOTE SCREW A IS A LEFT HANDED SCREW SCREW A C _I WEEZERS D 63 ...

Страница 67: ...ARY CONNECTOR N SEMI OPAQUE IN THIS CONDITION WHEN THE POWER SWITCH IS TURNED OFF MAKE SURE THE POWER ACTUALLY GOES OFF I E THATTHE SWITCH WORKS N SECONDARY FOOT CONTROL CONNECT A GOOD WORKING FOOT CONTROL AND CHECK THE RESISTANCE OF THE SECONDARY CONNECTOR B WHITE WITH THE FOOT CONTROL IN THE UP POSITION ABOUT ZERO OHMS IS NORMAL WHEN THE CONTROL IS PRESSEDALL THE WAY DOWN THE MULTI METER SHOULD ...

Страница 68: ... ELECTRONICPARTS 2 C BOARD CONNECT THE TRANSFORMER TO C BOARD AND TURN THE POWER SWITCH ON THE MULTI METER SHOULD SHOW 35 42 VOLTS DC AT THE SECONDARY CONNECTOR M CNCA BLUE C 2 WIRING DIAGRAM FI CNCR 2 5A Z_ CNCT I CNCT2 F2 3 0A J 2 IDBI CNC _ _ t 65 ...

Страница 69: ...ON ISPRESSED PIN I ISSHORTED TO PIN 5 WHEN THE REVERSE BUTrON ISPRESSED PIN2 ISSHORTED TO PIN 5 WHEN THE AUTO LOCK BUTTON ISPRESSED PIN 3 ISSHORTED TO PiN 5 WHEN THE NEEDLE UP DOWN BUTTON ISPRESSED PiN 4 ISSHORTED TO PIN 5 PIN 1 RED PIN 5 WHITE PIN 2 WHITE PIN 5 WHITE PIN 3 WHITE PIN 5 WHITE PIN 4 WHITE PIN 5 WHITE 66 ...

Страница 70: ...TWEEN PIN 4 AND PIN 5 SHOULD BEOVER 1 7 OHMS MAKE SURETHE CORD IS NOT CUT c PIN 5 BLACK PIN 4 RED 5 FOOT CONTROL RESISTANCE BETWEEN THETIP AND THE SLEEVEOF THE JACK SHOULD BE APPROXI MATELY 0 OHMS WHEN THE CONTROL IS PRESSEDALL THE WAY DOWN THEMULTI METERSHOULD SHOW ABOUT 10 KILO OHMS AFTER A FEW SECONDS 67 ...

Страница 71: ... 9 AND PIN 8 PIN 9 AND PIN 7 SHOULD ALL BEAPPROXIMATELY 12 OHMS E PIN 5 YELLOW PIN 4 WHITE _ PIN 6 BROWN PIN 4 WHITE _ PIN 9 BLACK PIN 8 BLUE PIN 9 BLACK PIN 7 RED X AXIS F AND Y AXIS G STEPPING MOTORS RESISTANCEBETWEEN ABOVE PINS SHOULD BEAPPROXIMATELY 10 7 OHMS F PIN 5 YELLOW PIN 4 BLACK _ PIN 6 BLUE PIN 4 BLACK _l PIN 8 BROWN PIN 9 WHITE _I PiN 7 RED PIN 9 WHITE G 68 ...

Страница 72: ...ER PLATE EXPOSING THE HOOK RACE 1 UNPLUG THEMACHINE AND REMOVE THE PRESSER FOOT AND NEEDLE 2 REMOVE THE SCREW ON THE LEFTSIDE OF THE NEEDLE PLATE WITH THE SCREWDRIVER SUPPLIED WITH THEMACHINE 3 REMOVE THE NEEDLE PLATE AND TAKE OUT THE BOBBIN 4 LIFTUP THE BOBBIN HOLDER AND REMOVE IT CLEANING THE HOOK RACE CLEAN THE FEED DOGS HOOK RACE AND BOBBIN HOLDER WITHTHELINTBRUSHAND A SOFTDRYCLOTH REPLACING T...

Страница 73: ...POINTS INDICATED BY THE AR ROWS RUN THE MACHINE FOR A FEW MINUTES TO LETTHE OIL WORK INTO THE BUSH INGS MOVE THE CARRIAGE BY HAND TO SPREAD OIL OVER THEGUIDE BARS NOTE MAKE SURE TO AVOID STAINING THE UPPER SHAFT SHIELD PLATE OR CIRCUIT BOARDS WITH OIL WHEN SPPLYING OIL TO POINTS A AND B BELOW 7O ...

Страница 74: ... CARRIAGE PLATE COVER P 35 P 38 P 40 E58 PHILLIPSSCREW DRIVER ALLEN SCREW DRIVER __ SIZE DLR4 NCH FEED DOG HEIGHT GAUGE 68499 FEED DOG HEIGHT P 32 33 NEEDLE HEIGHT GAUGE _58168 NEEDLE BAR HEIGHT 7 P 26 27 TESTPIN 68368 NEEDLE TO SHUYrLETIMING P 28 29 CLEARANCE BETWEEN NEEDLE AND HOOK P 30 NEEDLE TO SHUTTLE TIMING P 28 29 RADIAL TIMING GAUGE SHEET U1369C 71 ...

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Kenmore 385.190011890, Руководство по обслуживанию

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