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Related Manuals for Janome JR 1218S
Summary of Contents for Janome JR 1218S
- Page 1 SERVICE MANUAL JR 1218S www.promelectroavtomat.ru...
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Page 2: Table Of Contents
SERVICE ACCESS FACE COVER ........................1 BELT COVER ........................1 BASE PLATE ........................2 FRONT COVER ........................ 3 REAR COVER ........................4 MECHANICAL ADJUSTMENT NEEDLE THREAD TENSION ................... 5 BOBBIN TENSION ......................6 PRESSER BAR HEIGHT AND ALIGNMENT ..............7 NEEDLE SWING ....................... -
Page 3: Service Access
SERVICE ACCESS FACE COVER FACE COVER TO REMOVE: REMOVE THE FACE COVER BY REMOVING THE CAP (A) AND SETSCREW (B). TO ATTACH: 2. FOLLOW THE ABOVE PROCEDURE IN REVERSE. BELT COVER BELT COVER TO REMOVE: LOOSEN SETSCREW (C). TAKE THE BELT COVER OUT. TO ATTACH: 3. -
Page 4: Base Plate
SERVICE ACCESS BASE PLATE BASE PLATE TO REMOVE: LOOSEN THE SETSCREWS (A). REMOVE THE BASE PLATE. TO ATTACH: MOUNT THE BASE PLATE AND SECURE IT WITH FOUR SETSCREWS. www.promelectroavtomat.ru... -
Page 5: Front Cover
SERVICE ACCESS FRONT COVER FRONT COVER TO REMOVE: REMOVE THE FACE COVER, AND REMOVE THE BELT COVER (SEE PAGE 4). REMOVE DIAL (A), (B). LOOSEN SETSCREWS (C), (D), (E), (F), AND (G), REMOVE SETSCREWS (H), (I) AND (J), AND THEN, REMOVE THE FRONT COVER. NOTE: UNHOOK THE TAB (K) OF THE REAR COVER WHEN REMOVING THE FRONT COVER. -
Page 6: Rear Cover
SERVICE ACCESS REAR COVER REAR COVER TO REMOVE: REMOVE THE FACE COVER AND BELT COVER (SEE PAGE 4). NOTE: PULL UP THE SPOOL PINS. LOOSEN SETSCREWS (A), (B), (C) AND (D) (2 PCS.), REMOVE SETSCREWS (E), (F), (G) AND (H), AND THEN, REMOVE THE REAR COVER. NOTE: REMOVE THE REAR COVER IN THE ORDER OF (X) (LOWER PART) (UPPER PART) (Z) (PRESSER FOOT LIFTER PART). -
Page 7: Mechanical Adjustment
MECHANICAL ADJUSTMENT NEEDLE THREAD TENSION TO CHECK: THE STANDARD UPPER THREAD TENSION SHOULD BE 65–95 g WHEN PULLING THE THREAD (COTTON THREAD #50) IN THE DIRECTION OF (B) WITH SETTING THE TENSION DIAL AT “3.” (MAKE SURE THE FOOT SHOULD BE LOWERED.) IF THE TENSION IS OUT OF THE STANDARD RANGE, ADJUST IT AS FOLLOWS: ADJUSTMENT PROCEDURE: REMOVE THE FRONT COVER UNIT (SEE PAGE 6). -
Page 8: Bobbin Tension
MECHANICAL ADJUSTMENT BOBBIN TENSION TO CHECK: SET THE BOBBIN IN THE BOBBIN CASE AND PASS THE THREAD (COTTON #50) THROUGH THE TENSION SPRING. THE BOBBIN THREAD TENSION SHOULD BE 45–55g WHEN PULLING THE THREAD IN THE DIRECTION OF (B). IF THE TENSION IS OUT OF THE RANGE, ADJUST IT AS FOLLOWS: ADJUSTMENT PROCEDURE: TURN THE ADJUSTING SCREW (C) IN THE DIRECTION OF (D) WHEN THE BOBBIN THREAD TENSION IS TOO TIGHT. -
Page 9: Presser Bar Height And Alignment
MECHANICAL ADJUSTMENT PRESSER BAR HEIGHT AND ALIGNMENT TO CHECK: RAISE THE PRESSER FOOT LIFTER (A). THE DISTANCE BETWEEN THE PRESSER FOOT (D) AND THE NEEDLE PLATE (E) SHOULD BE 6.0 MM (0.24"). ADJUSTMENT PROCEDURE: REMOVE THE FACE COVER (SEE PAGE 1). REMOVE THE SCREW (B) AND THE LAMP SOCKET, THEN LOOSEN THE SCREW (C) ON THE PRESSER BAR HOLDER. -
Page 10: Needle Swing
MECHANICAL ADJUSTMENT NEEDLE SWING TO CHECK: ADJUST THE NEEDLE SWING ACCORDING TO THE FOLLOWING PROCEDURE, IF THE NEEDLE BAR STARTS MOVING SIDEWAYS WHILE THE NEEDLE IS IN THE FABRIC AT SEWING THE ZIGZAG PATTERN (WITH MAXIMUM ZIGZAG WIDTH). ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR DIAL WITH MAXIMUM ZIGZAG WIDTH, AND REMOVE THE FRONT COVER (SEE PAGE 3). -
Page 11: Needle Drop
MECHANICAL ADJUSTMENT NEEDLE DROP TO CHECK: WHEN THE NEEDLE SWINGS IN MAXIMUM ZIGZAG WIDTH, THE DISTANCE BETWEEN BOTH ENDS OF THE NEEDLE HOLE IN THE NEEDLE PLATE AND THE NEEDLE DROP POSITIONS SHOULD BE EQUAL. IF NOT, ADJUST AS FOLLOWS: ADJUSTMENT PROCEDURE: REMOVE THE FACE COVER (SEE PAGE 1). -
Page 12: Clearance Between Needle And Hook Adjustment Method No.1
MECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND HOOK (ADJUSTMENT METHOD NO. 1) TO CHECK: THE CLEARANCE BETWEEN THE NEEDLE AND SHUTTLE RACE SHOULD BE –0.05 TO +0.10 MM. IF NOT, ADJUST AS FOLLOWS: ADJUSTMENT PROCEDURE: REMOVE THE FACE COVER (SEE PAGE 1). SET THE PATTERN SELECTOR DIAL AT "... -
Page 13: Adjustment Method No.2
MECHANICAL ADJUSTMENT CLEARANCE BETWEEN NEEDLE AND HOOK (ADJUSTMENT METHOD NO.2) TO CHECK: USE THIS ADJUSTMENT METHOD NO. 2 IF THE CLEARANCE CANNOT BE ADJUSTED BY METHOD NO.1. THE CLEARANCE BETWEEN THE NEEDLE AND SHUTTLE RACE SHOULD BE –0.05 TO +0.10 MM. ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR DIAL AT "... -
Page 14: Feed Dog Height
MECHANICAL ADJUSTMENT FEED DOG HEIGHT TO CHECK: LOWER THE PRESSER FOOT. TURN THE HANDWHEEL TOWARD YOU TO BRING THE FEED DOG TO ITS HIGHEST POSITION. THE HEIGHT OF THE FEED DOG FROM THE NEEDLE PLATE SHOULD BE 0.75 TO 0.90 MM. IF IT IS NOT IN THE RANGE, ADJUST AS FOLLOWS. -
Page 15: Needle Bar Height
MECHANICAL ADJUSTMENT NEEDLE BAR HEIGHT TO CHECK: WHEN THE TIP OF SHUTTLE HOOK MEETS THE LEFT SIDE OF THE NEEDLE IN ASCENDING TRAVEL OF THE NEEDLE FROM ITS LEFT AND LOWEST POSITION, THE DISTANCE BETWEEN THE TOP OF THE NEEDLE EYE AND THE TIP OF THE SHUTTLE HOOK SHOULD BE IN THE RANGE OF 2.9-3.5 MM. -
Page 16: Needle Timing To Shuttle
MECHANICAL ADJUSTMENT NEEDLE TIMING TO SHUTTLE TO CHECK: THE HEIGHT OF THE NEEDLE POINT FROM ITS LOWEST POINT SHOULD BE IN THE RANGE OF 1.45-1.95 MM WHEN THE TIP OF THE SHUTTLE HOOK MEETS THE LEFT SIDE OF THE NEEDLE AT THE LEFT NEEDLE POSITION IN ASCENDING TRAVEL. ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR DIAL AT “... -
Page 17: Distprted Pattern
MECHANICAL ADJUSTMENT DISTORTED PATTERN TO CHECK: IF THE STRETCH STITCH PATTERNS ARE DISTORTED WITH SETTING THE STITCH LENGTH CONTROL AT “S.S”. (IN CASE OF BEING A DIFFERENCE BETWEEN FORWARD FEEDING AND BACKWARD FEEDING DURING STRETCH STITCH PATTERNS), MAKE AN ADJUSTMENT AS FOLLOWS: ADJUSTMENT PROCEDURE: REMOVE THE CAP. -
Page 18: Buttonhole Feed Balance
MECHANICAL ADJUSTMENT BUTTONHOLE FEED BALANCE TO CHECK: WHEN SEWING BUTTONHOLE, THE STITCHES ON EACH SIDE OF BUTTONHOLE SHOULD BE THE SAME STITCH DENSITY. THE RANGE OF 9-12 STITCHES IN THE RIGHT SIDE ROW (BACKWARD FEEDING) AGAINST 10 STITCHES IN THE LEFT SIDE ROW (FORWARD FEEDING) IS CONSIDERED ACCEPTABLE. -
Page 19: Bartack Feed Of Buttonhole
MECHANICAL ADJUSTMENT BARTACK FEED OF BUTTONHOLE TO CHECK: IF THE MATERIAL IS FED FORWARD OR BACKWARD WHEN SEWING BARTACK ON BUTTONHOLE, MAKE AN ADJUSTMENT AS FOLLOWS: ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR CONTROL AT “ ” AND THE STITCH LENGTH CONTROL AT “4”. -
Page 20: Buttonhole Function
MECHANICAL ADJUSTMENT BUTTUNHOLE FUNCTION TO CHECK: BOTTONHOLES SHOULD BE ABOUT 3MM LONGER THAN THE LENGTH SET BY THE R FOOT. IF THIS LENGTH CANNOT BE OBTAINED, THEN CHECK AND ADJUST AS FOLLOWS: ADJUSTMENT PROCEDURE: OPEN THE FACE COVER. TURN THE ADJUSTING SCREW IN THE DIRECTION OF (A) IF THE BUTTONHOLE STITCH LENGTH IS LONGER THAN THE STANDARD,OR IN THE DIRECTION OF (B) IF THE BUTTONHOLE STITCH LENGTH IS SHORTER THAN THE STANDARD. -
Page 21: Disengagement Of Cam Follower
MECHANICAL ADJUSTMENT DISENGAGEMENT OF CAM FOLLOWER TO CHECK: IF THE CLEARANCE BETWEEN THE CAM FOLLOWER AND THE TOP CONVEX OF THE ZIGZAG CAM IS NOT ENOUGH, THE PATTERN SELECTOR DIAL IS BLOCKED OR WILL NOT SELECT THE CORRECT PATTERN. ADJUSTMENT PROCEDURE: REMOVE THE FRONT COVER (SEE PAGE 3). -
Page 22: Motor Belt Tension
MECHANICAL ADJUSTMENT MOTOR BELT TENSION TO CHECK: IMPROPER BELT TENSION MAY CAUSE NOISE, OVERLOAD OF MOTOR, SLOW RUNNING OR MOTOR BELT JUMPING. THE BELT DEFLECTION SHOULD BE 7 MM - 9 MM WHEN PRESSING THE MIDDLE OF THE MOTOR BELT WITH APPROXIMATELY 300 GRAMS OF PRESSURE. ADJUSTMENT PROCEDURE: REMOVE THE BELT COVER (SEE PAGE 1). -
Page 23: Wiring
WIRING 1. WIRING FOR MACHINE SOCKET UNIT. M: MOTOR L: LAMP www.promelectroavtomat.ru...