Janome DC 3018 Скачать руководство пользователя страница 6 | Manualshive

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Janome DC 3018 Скачать руководство пользователя страница 6

Setscrew (B)

Cap (A)

Face cover

SERVICE ACCESS (1)

Ribs (E)

Hook (D)

FACE COVER

TO REMOVE:

1. REMOVE THE CAP (A).

2. REMOVE THE SETSCREW (B) AND REMOVE THE FACE COVER (C).

TO INSTALL:

3. INSERT THE HOOK (D) AND RIBS (E) OF THE FACE COVER INTO THE REAR COVER AND TIGHTEN

THE SETSCREW, THEN ATTACH THE CAP.

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Содержание DC 3018

Страница 1: ...SERVICING MANUAL DC3018 DC3050 ...

Страница 2: ...EDLE THREAD TENSION 17 STRETCH STITCH FEED BALANCE 18 REPLACEMENT AND ADJUSTMENT OF NEEDLE THREADER PLATE 19 CONNECTOR CONNECTION DIAGRAM 20 REPLACING THE PRINTED CIRCUIT BOARD A 21 REPLACING THE SLIDE VOLUME AND PRINTED CIRCUIT BOARD F 22 REPLACING THE DC MOTOR AND ADJUSTING THE MOTOR BELT TENSION 23 REPLACING THE FUSE 24 REPLACING THE MACHINE SOCKET 25 REPLACING THE TRANSFORMER 26 REPLACDING THE...

Страница 3: ... USE A 11 BLUE TIP NEEDLE ADJUST THE PRESSER BAR LEVEL TO MAKE THE PRESSURE STRONGER SEE MECHANICAL ADJUSTMENT NEEDLE BAR HEIGHT SEE MECHANICAL ADJUSTMENT NEEDLE TO SHUTTLE TIMING SEE MECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND HOOK P 11 P 12 P 13 2 FABRIC NOT MOVING 1 PRESSER FOOT PRESSURE IS TOO WEAK 2 INCORRECT F D HEIGHT 3 F D IS IN DOWN POSITION 4 THREAD ON BOTTOM SIDE OF FABRIC IS JAM...

Страница 4: ...ED BOBBIN 2 TOO MUCH THREAD IS AROUND ON THE BOBBIN 3 LINT IS STUCK INSIDE THE BOBBIN HOLDER 4 THREAD QUALITY IS TOO LOW 5 THREAD IS JAMMING AROUND THE BOBBIN THREAD BOBBIN CORRECTLY ADJUST THE POSITION OF STOPPER CLEAN THE SHUTTLE CHANGE TO A HIGH QUALITY SEWING THREAD CLEAR OUT THE JAMMING THREAD 5 NEEDLE BREAKS 1 NEEDLE IS HITTING THE NEEDLE PLATE 2 NEEDLE IS BENT OR WORN 3 NEEDLE IS HITTING TH...

Страница 5: ...LASH LOWER SHAFT GEAR ELIMINATE THE LOOSENESS SEE PART REMOVAL AND REPLACEMENT DRIVING MOTOR DC MOTOR OIL ALL MOVING PARTS P 14 P 26 P 34 7 DEFORMATION PATTERN 1 INAPPROPRIATE FEED BALANCE 2 INAPPROPRIATE ZIGZAG SYNCHRONIZATION 3 UPPER THREAD TENSION IS TOO STRONG SEE MECHANICAL ADJUSTMENT STRETCH STITCH FEED BALANCE SEE MECHANICAL ADJUSTMENT ZIGZAG SYNCHRONIZATION SEE MECHANICAL ADJUSTMENT NEEDLE...

Страница 6: ...CESS 1 Ribs E Hook D FACE COVER TO REMOVE 1 REMOVE THE CAP A 2 REMOVE THE SETSCREW B AND REMOVE THE FACE COVER C TO INSTALL 3 INSERT THE HOOK D AND RIBS E OF THE FACE COVER INTO THE REAR COVER AND TIGHTEN THE SETSCREW THEN ATTACH THE CAP 4 ...

Страница 7: ... A BED COVER C SERVICE ACCESS 2 TO REMOVE 1 SET THE DROP LEVER A TO THE LEFT AND REMOVE THE 3 SETSCREWS B REMOVE THE BED COVER C TO INSTALL 2 SET THE DROP LEVER A TO THE LEFT AND INSTALL THE BED COVER C SECURE IT IN PLACE WITH THE 3 SETSCREWS B 5 ...

Страница 8: ... 1 GRASP THE CONNECTOR DIRECTLY WITH YOUR FINGERS AND PULL DO NOT PULL ON THE LEAD WIRE AS THIS MAY DAMAGE THE CONTACT SLEEVE INSIDE THE CONNECTOR 2 WHEN DISCONNECTING THE MACHINE SOCKET AND POWER TRANSFORMER CONNECTORS PULL THEM WHILE PUSHING THEM TOWARD THE PRINTED CIRCUIT BOARD A TO UNLOCK THEM TO INSTALL TO INSTALL THE FRONT COVER FOLLOW THE ABOVE PROCEDURE IN REVERSE NOTES TO CONNECT THE CONN...

Страница 9: ...NT AND REAR COVER HOOKS AND THE BOTTOM SIDE HOOK AS SHOWN 2 PULL THE FRONT COVER TO CLEAR OF THE FEED BALANCING KNOB 3 PULL THE FRONT COVER TO CLEAR OF THE MACHINE SOCKET AND REMOVE THE FRONT COVER REMOVE THE SETSCREWS F AND G ON THE REAR COVER TO FACILITATE CLEARANCE OF THE FRONT COVER FROM THE MACHINE SOCKET 7 ...

Страница 10: ...W C TO REMOVE 1 REMOVE THE FRONT COVER SEE PAGE 6 AND 7 2 REMOVE SETSCREWS A B AND C THEN REMOVE THE REAR COVER TO REMOVE THE COVER DETACH THE PRESSER FOOT LIFTER SECTION FIRST WITH THE PRESSER FOOT LIFTER IN THE DOWN POSITION TO INSTALL 3 FOLLOW THE ABOVE PROCEDURE IN REVERSE 8 ...

Страница 11: ...G WINDOW ON THE NEEDLE PLATE SHOULD BE PARALLEL 1 REMOVE THE FACE COVER AND RAISE THE PRESSER FOOT LOOSEN THE SETSCREW TO ADJUST THE PRESSER FOOT HEIGHT 6 0 MM AND THE PRESSER FOOT ALIGNMENT 2 TIGHTEN THE SETSCREW FIRMLY 3 INSTALL THE FACE COVER PRESSER BAR LIFTER SETSCREW 4 X 8 PRESSER FOOT 6 0 MM A NEEDLE PLATE HEIGHT OF PRESSER FOOT PRESSER FOOT ALIGNMENT SHOULD BE PARALLEL FEED DOG MECHANICAL ...

Страница 12: ...EDLE DROP POSITION 2 IF THE NEEDLE DROP POSITION IS NOT IN THE CENTER OF THE NEEDLE PLATE HOLE WHEN THE STRAIGHT STITCH IS SELECTED OR IF THE CLEARANCE BETWEEN THE NEEDLE AND EDGE OF THE NEEDLE PLATE HOLE ON BOTH SIDE IS LESS THAN 0 2 MM WHEN THE STITCH PATTERN IS SET TO MAXIMUM ZIGZAG WIDTH REMOVE THE FACE COVER AND LOOSEN THE SETSCREW THEN ADJUST THE NEEDLE DROP POSITION BY TURNING THE ECCENTRIC...

Страница 13: ...CENDING TRAVEL OF NEEDLE FROM ITS LEFT AND LOWEST POOSITION 1 REMOVE THE NEEDLE PLATE AND BOBBIN HOLDER TURN ON THE POWER SWITCH 3 SELECT THE PATTERN SIMPLE ZIGZAG MAXIMUM ZIGZAG WIDTH 4 TURN THE HANDWHEEL TOWARD YOU UNTIL THE TIP OF HOOK MEETS THE RIGHT SIDE OF THE NEEDLE 5 LOOSEN THE SETSCREW A 6 ADJUST THE HEIGHT OF THE NEEDLE BAR BY MOVING THE NEEDLE BAR UPWARD OR DOWNWARD WITHOUT TURNING IT M...

Страница 14: ... 2 LEFT NEEDLE POSITION 3 REMOVE THE BED COVER 4 TURN THE HANDWHEEL TOWARD YOU AND SET THE NEEDLE BAR AT THE LOWEST POSITION 5 LOOSEN THE SETSCREWS ON THE LOWER SHAFT TIMING GEAR 6 RAISE THE NEEDLE BAR BETWEEN 3 25 3 55 MM FROM THE LOWEST POSITION OF THE NEEDLE BAR 7 TURN THE LOWER SHAFT TIMING GEAR UNTIL THE TIP OF HOOK MEETS WITH THE RIGHT SIDE OF NEEDLE 8 TIGHTEN THE SETSCREWS ON THE LOWER SHAF...

Страница 15: ...05 MM BY MOVING THE HOOK IN THE LEFT AND RIGHT BY MOVING THE HOOK SET PLATE UP OR DOWN 3 TIGHTEN THE SETSCREWS A B C 4 CHECK THE BACKLASH OF THE HOOK DRIVE GEAR AND LOWER SHAFT GEAR IF THE BACKLASH IS TOO GREAT OR NOT ENOUGH ADJUST THE BACKLASH IN ACCORDANCE WITH TO ADJUST THE BACKLASH OF HOOK DRIVE GEAR AND LOWER SHAFT GEAR 5 ATTACH THE BED COVER NEEDLE PLATE AND BOBBIN HOLDER AND REMOVE THE MAST...

Страница 16: ...THE LOWER SHAFT BUSHING ECCENTRIC BUSHING CLOCKWISE B IF THERE IS TOO MUCH PLAY IN THE SHUTTLE HOOK TURN THE LOWER SHAFT BUSHING ECCENTRIC BUSHING COUNTERCLOCKWISE A IF THERE IS TOO LITTLE PLAY IN THE SHUTTLE HOOK 4 TIGHTEN THE SETSCREW SECURELY AFTER ADJUSTMENT AND INSTALL THE BED COVER NOTE AFTER ADJUSTING THE BACKLASH BE SURE TO CHECK THE NEEDLE TO SHUTTLE TIMING AND THE FEED DOG HEIGHT BACKLAS...

Страница 17: ...IAL AT 3 AND LOWER THE PRESSER FOOT 2 TURN ON THE POWER SWITCH 3 REMOVE THE BED COVER 4 TURN THE HANDWHEEL TOWARD YOU TO SET THE FEED DOG AT THE HIGHEST POSITION 5 LOOSEN THE SETSCREW A AND NUT B 6 ADJUST THE FEED DOG HEIGHT BY TURNING THE ADJUSTING SCREW C 7 TIGHTEN THE NUT B AND SETSCREW A E TO RAISE D TO LOWER ADJUSTING SCREW C NUT B SETSCREW A PRESSER FOOT FEED DOG 0 80 0 90 MM SURFACE OF THE ...

Страница 18: ...OINT IS HIGHER THAN 7 5 MM B IF THE SWING POINT IS LOWER THAN 6 3 MM 4 POSITION THE UPPER SHAFT SHIELD PLATE AS CLOSE AS POSSIBLE TO THE LEFT IT SHOULD NOT TOUCH THE UPPER SHAFT SENSOR 5 CHECK THE SWING POINT BY TURNING THE HANDWHEEL THEN TIGHTEN THE SETSCREW 6 ATTACH THE FRONT COVER ZIGZAG SYNCHRONIZATION THE NEEDLE SHOULD START SWING BETWEEN 6 3 TO 7 5 MM ABOVE THE SURFACE OF THE NEEDLE PLATE WH...

Страница 19: ...TENSION DIAL TO A AND CHECK THE THREAD TENSION 2 REMOVE THE FACE COVER SEE PAGE 4 3 IF THE TENSION IS OUTSIDE THE STANDARD RANGE TURN THE DIAL TO FIND A POSITION WHERE THE CORRECT TENSION IS OBTAINED 4 INSERT A SCREWDRIVER INTO THE SLIT ON THE SHAFT AND PUSH IT UNTIL THE TENSION DIAL IS DISENGAGED FROM THE SHAFT 5 WHILE HOLDING THE SHAFT IN PLACE WITH THE SCREWDRIVER TURN THE DIAL BACK TO POSITION...

Страница 20: ...1 TURN THE POWER SWITCH ON AND SELECT THE STITCH PATTERN 2 SET THE SLIT OF THE FEED BALANCING DIAL TO THE STANDARD SETTING MARK ON THE FRONT COVER 3 PUT A PIECE OF PAPER UNDER THE PRESSER FOOT AND LOWER IT TURNING THE HANDWHEEL TOWARD YOU AND CHECK THE NEEDLE MARK AT A AND B 4 REMOVE THE CAP 5 IF A B TURN THE ADJUSTING SCREW COUNTERCLOCKWISE C 6 WHEN A B TURN THE ADJUSTING SCREW CLOCKWISE D 7 ATTA...

Страница 21: ...N B AND PUSH IT UP TO SNAP FIT TO ADJUST THE THREADER PLATE POSITION 1 IF THE HOOK ON THE THREADER PLATE TOUCHES THE LEFT OR RIGHT SIDE OF THE NEEDLE GUIDE LOOSEN SETSCREW C AND ADJUST THE HOOK POSITION FIG 2 2 IF THE HOOK ON THE THREADER PLATE TOUCHES THE TOP OR BOTTOM SIDE OF THE NEEDLE GUIDE LOOSEN SETSCREW D AND ADJUST THE HOOK POSITION FIG 3 REPLACEMENT AND ADJUSTMENT OF THE NEEDLE THREADER P...

Страница 22: ...CONNECT THE CONNECTORS 1 GRASP THE CONNECTOR DIRECTLY WITH YOUR FINGERS AND PULL DO NOT PULL THE LEAD WIRE AS THIS MAY DAMAGE THE CONTACT SLEEVE INSIDE THE CONNECTOR 2 WHEN DISCONNECTING THE MACHINE SOCKET AND POWER TRANSFORMER CONNECTORS PULL THEM WHILE PUSHING THEM TOWARD THE PRINTED CIRCUIT BOARD TO UNLOCK THEM NOTE TO CONNECT THE CONNECTORS 1 BE SURE THAT THE COLOR OF EACH CONNECTOR CORRESPOND...

Страница 23: ...CHINE SOCKET AND POWER TRANSFORMER CONNECTORS PULL THEM WHILE PUSHING THEM TOWARD THE A BOARD TO UNLOCK THEM TO INSTALL 4 TO INSTALL FOLLOW THE ABOVE PROCEDURE IN REVERSE NOTE WHEN INSTALLING BOARD A IN THE MACHINE THE TRANSFORMER WIRE SHOULD NOT PASS OVER THE CAPACITOR WHEN BOARD A IS INSTALLED IF THE CORD IS RESTING ON THE CAPACITOR IT MAY INTERFERE THE PATTERN SELECTOR BUTTON AFTER THE FRONT CO...

Страница 24: ...TSCREWS 2 REPLACING THE SLIDE VOLUME REPLACING PRINTED CIRCUIT BOARD F TO REMOVE 5 REMOVE THE FRONT COVER UNIT 6 UNPLUG THE PRINTED CIRCUIT BOARD F CONNECTOR AND REMOVE THE FOUR CS RINGS 7 REMOVE THE TWO SETSCREWS AND REMOVE THE PRINTED CIRCUIT BOARD F TO INSTALL TO INSTALL THE PRINTED CIRCUIT BOARD F FOLLOW THE ABOVE PROCEDURE IN REVERSE SECURE THE LEAD WIRE ON THE BOARD USING THE CS RING AS SHOW...

Страница 25: ...SEE PAGE 6 8 2 REMOVE THE TWO SETSCREWS THEN REMOVE THE DC MOTOR AND BELT TO INSTALL 3 LIGHTLY TIGHTEN THE TWO SCREWS 4 PUT THE MOTOR BELT ON THE PULLEY AND ADJUST THE BELT DEFLECTION TO ABOUT 7 TO 9 MM BY PRESSING THE MIDDEL OF THE MOTOR BELT WITH YOUR FINGER WITH APPROXIMATELY 300 GRAMS OF PRESSURE THEN TIGHTEN THE SCREWS FIRMLY 5 INSTALL THE FRONT AND REAR COVERS 23 ...

Страница 26: ...TSCREWS AND LIFT OFF THE COVER ON PRINTED CIRCUIT BOARD A 3 REMOVE THE FUSE PRY IT OUT WITH A SCREWDRIVER TO INSTALL 4 FOLLOW THE ABOVE PROCEDURE IN REVERSE NOTE 1 REPLACE THE PRINTED CIRCUIT BOARD A IF YOU NOTICE ANY BROWNING DISCOLORATION OR OTHER ABNORMALITIES 2 ONLY INSTALL FUSES WITH THE CORRECT RATING 3 IF THE FUSE IS LOOSE BEND THE FUSE CLIPS INWARD TO SECURE THE FUSE 5 2 X 20 MM 2 5 A TIME...

Страница 27: ... REAR COVER SEE PAGE 6 8 2 REMOVE THE TWO SCREWS AND REMOVE THE MACHINE SOCKET TO INSTALL 3 TO INSTALL THE MACHINE SOCKET FOLLOW THE ABOVE PROCEDURE IN REVERSE NOTE PULL OUT THE CORD IN FRONT OF THE ARM TO PREVENT IT FROM CONTACTING WITH THE LOWER SHAFT OR OTHER MOVING PARTS AND SECURE IT TO THE FEED MOTOR CORD WITH A BINDER 25 ...

Страница 28: ...O INSTALL THE TRANSFORMER FOLLOW THE ABOVE PROCEDURE IN REVERSE NOTE 1 PLACE THE REAR END OF THE TRANSFORMER ON THE TRANSFORMER SUPPORT SLIDE THE TWO TRANSFORMER WIRE TUBES TO THE SIDE OF TRANSFORMER AND SECURE THEM TO THE ZIGZAG STEPPING MOTOR WIRE SO THEY WILL NOT COME IN CONTACT WITH ANY MOVING PARTS TRANSFORMER SETSCREW REPLACING THE TRANSFORMER SETSCREW 26 ...

Страница 29: ... THE ZIGZAG WIDTH MOTOR FOLLOW THE ABOVE PROCEDURE IN REVERSE NOTE 1 THE SETSCREW OF ZIGZAG ROD SHOULD BE TIGHTENED TO 5 7 KG OF TORQUE 2 CHECK TO ENSURE THAT THE UPPER SHAFT SENSOR MOUNTED ON THE ZIGZAG WIDTH MOTOR DOES NOT INTERFERE WITH THE UPPER SHAFT SHIELD PLATE 3 ADJUST THE NEEDLE DROP POSITION SEE PAGE 13 REPLACING THE ZIGZAG WIDTH MOTOR SETSCREW A SETSCREW A ZIGZAG WIDTH MOTOR PROTECTOR P...

Страница 30: ...WO SETSCREWS AND REMOVE THE FEED MOTOR CUT OFF THE CORD BINDER REPLACING THE FEED STITCH MOTOR SNAP RING E 3 SNAP RING E 3 FEED MOTOR SETSCREW A SETSCREW B BINDER ACCESS SETSCREW B THROUGH THIS HOLE TO INSTALL 4 TO INSTALL THE FEED MOTOR FOLLOW THE ABOVE PROCEDURE IN REVERSE NOTE 1 ADJUST THE STRETCH STITCH PATTERNS SEE PAGE 21 28 ...

Страница 31: ... AND REVERSE BUTTON SIMULTANEOUDLY HOLD BOTH BUTTONS DOWN UNTIL THE LED DISPLAYS THE ADJUSTING MODE 2 PRESS THE REVERSE BUTTON TO SELECT 2 3 PRESS THE NEEDLE UP DOWN BUTTON SETSCREW B SETSCREW B GAUGE U1790 4 INSTALL THE BUTTONHOLE FOOT R 5 LOWER THE BUTTONHOLE LEVER TO ITS LOWEST POSITION AND INSERT A 1 6 MM CLEARANCE GAUGE 6 TURN THE ADJUSTING SCREW TO THE LEFT UNTIL THE LED DISPLAY CHANGES FROM...

Страница 32: ...HE BOBBIN WINDER ARM IN THE SEWING POSITION AND LOOSEN THE SETSCREW ADJUST THE CLEARANCE BETWEEN THE BOBBIN WINDER ARM AND THE SWITCH FIXING PLATE TO O 7 TO 1 3 MM 3 TIGHTEN THE SETSCREW 4 INSTALL THE FRONT COVER TO CONFIRM TURN THE POWER SWITCH ON THE LED DISPLAYS WHEN THE BOBBIN WINDER SPINDLE IS SET THE BOBBIN WINDING POSITION AND WHEN THE BOBBIN WINDER IS RETURNED TO THE SEWING POSITION 28 30 ...

Страница 33: ...OULD STILL CHECK FOR POSSIBLE LUBRICATION NEEDS WHENEVER SERVICING MACHINES OIL USE GOOD QUALITY SEWING MACHINE OIL AT THE POINTS A B C D E F G H I J K INDICATED BY THE BLACK ARROWS GREASE USE WHITE GREASE SUCH AS MOLYCOTE EM 40M AT THE POINTS L M INDICATED BY THE WHITE ARROWS A B C D F E G H I J K L M 31 ...

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