Table of Contents
Advertisement
Advertisement
Table of Contents
Related Manuals for Janome 2149SX
Summary of Contents for Janome 2149SX
- Page 1 SERVICE MANUAL MODELS 2149SX, 2149, CJ24, 2118S, 2118, 2139S & CJ14...
-
Page 2: Table Of Contents
NEEDLE TIMING TO SHUTTLE ............DISTORTED PATTERN (MODEL 2149SX, 2149, CJ24) ..... BUTTONHOLE FEED BALANCE ............BARTACK FEED OF BUTTONHOLE (MODEL 2149SX, 2149, CJ24) BARTACK FEED OF BUTTONHOLE (MODEL 2118S, 2118, 2138S, CJ14) ..........BUTTONHOLE FUNCTION (MODEL 2149SX, 2149, CJ24) .... -
Page 3: What To Do When
WHAT TO DO WHEN CONDITION CAUSE HOW TO FIX REFERENCE 1. SKIPPING 1. NEEDLE IS NOT INSERTED INSERT THE NEEDLE PROPERLY. STITCHES PROPERLY. 2. NEEDLE IS BENT OR WORN. CHANGE THE NEEDLE. 3. INCORRECTLY THREADED RETHREAD. 4. NEEDLE OR THREAD ARE USE THE RECOMMENDED INAPPROPRIATE FOR SEWING NEEDLE AND THREAD. - Page 4 CONDITION CAUSE HOW TO FIX REFERENCE 3. BREAKING 1. INITIAL SEWING SPEED IS START WITH MEDIUM SPEED. UPPER TOO FAST. THREAD 2. THREAD PATH IS USE THE PROPER THREAD INCORRECT. PATH. 3. NEEDLE IS BENT OR DULL. REPLACE WITH A NEW NEEDLE. 4.
- Page 5 CONDITION CAUSE HOW TO FIX REFERENCE 6. NOISY 1. BACKLASH BETWEEN SEE MECHANICAL P.13 OPERATION SHUTTLE HOOK GEAR AND ADJUSTMENT “CLEARANCE LOWER SHAFT GEAR IS TOO BETWEEN NEEDLE AND HOOK GREAT. (NO.2)”. 2. LOWER SHAFT GEAR IS ELIMINATE THE LOOSENESS. LOOSE.
-
Page 6: Service Access
SERVICE ACCESS FACE COVER REMOVE THE FACE COVER BY REMOVING THE SETSCREW (A). -
Page 7: Front Cover
SERVICE ACCESS FRONT COVER FRONT COVER TO REMOVE LOOSEN THE SET SCREWS (A), (B),AND (C), AND THEN, REMOVE THE FRONT COVER BY REMOVING THE SET SCREWS (D) ,(E),(F),(G),(H),(I)AND (J). NOTE: UNHOOK THE TAB (L) FROM THE REAR COVER WHEN REMOVING THE FRONT COVER. -
Page 8: Rear Cover
SERVICE ACCESS REAR COVER REAR COVER TO REMOVE REMOVE THE FACE COVER AND FRONT COVER. (SEE PAGE 8, 9) LOOSEN THE SETSCREWS (A), (B) AND (C), AND REMOVE SETSCREWS (D), (E) AND (F). PULL UP THE SPOOL PINS. REMOVE THE MACHINE SOCKET. REMOVE THE REAR COVER CLEARING THE PRESSER FOOT LIFTER FROM THE SLIT ON THE COVER. -
Page 9: Mechanical Adjustment
MECHANICAL ADJUSTMENT TOP TENSION TO CHECK: THE STANDARD UPPER THREAD TENSION SHOULD BE 65 - 95g 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. -
Page 10: 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... -
Page 11: Presser Bar Height Alignment
MECHANICAL ADJUSTMENT PRESSER BAR HEIGHT AND ALIGNMENT TO CHECK: RAISE THE PRESSER FOOT LEVER (A). THE DISTANCE BETWEEN THE PRESSER FOOT (D) AND THE NEEDLE PLATE (E) SHOULD BE 6.0MM (0.24"). ADJUSTMENT PROCEDURE: REMOVE THE FACE PLATE. (SEE PAGE 4.) REMOVE THE SCREW (B) AND TAKE THE LAMP SOCKET OFF. -
Page 12: 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. -
Page 13: Needle Drop
MECHANICAL ADJUSTMENT NEEDLE DROP TO CHECK: WHEN THE NEEDLE SWINGS IN MAXIMUM ZIGZAG WIDTH, THE DISTANCE BETWEEN THE BOTH ENDS OF NEEDLE HOLE ON THE NEEDLE PLATE AND THE NEEDLE DROP POSITIONS SHOULD BE EQUAL. IF NOT, MAKE AN ADJUSTMENT AS FOLLOWS: ADJUSTMENT PROCEDURE: REMOVE THE FACE COVER. -
Page 14: Clearance Between Needle And Hook (No.1)
REMOVE THE FACE COVER. (SEE PAGE 4.) SET THE PATTERN SELECT DIAL " ". MODEL 2149SX, 2149, CJ24 PATTERN SELECT DIAL " ", WIDTH SELECTOR CONTROL AT " 0 ". LOOSEN SET SCREW (A), AND MOVE THE NEEDLE BAR SUPPORTER TO ARROWS TO GET CLEARANCE BETWEEN –0.05 TO +0.10MM. -
Page 15: Clearance Between Needle And Hook (No.2)
THE CLEARANCE BETWEEN NEEDLE AND SHUTTLE RACE SHOULD BE –0.05 - +0.10mm. ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR DIAL AT “ ”. MODEL 2149SX, 2149, CJ24 PATTERN SELECT DIAL " ",WIDTH SELECTOR CONTROL AT " 0 ". REMOVE THE REAR COVER. (SEE PAGE 6.) LOOSEN THE SCREW (A) ON LOWER SHAFT BUSHING AND SLIDE THE GEAR ABOUT 0.5MM TO THE RIGHT TO MAKE A SLACK BETWEEN GEARS. -
Page 16: Feed Dog Height
MECHANICAL ADJUSTMENT FEED DOG HEIGHT TO CHECK: LOWER THE PRESSER FOOT. TURN THE HANDWHEEL TOWARD YOU UNTIL THE NEEDLE BAR COMES TO THE FEED DOG ABOVE THE NEEDLE PLATE SHOULD BE 0.75–0.90 MM. IF IT IS NOT IN THE RANGE, ADJUST AS FOLLOWS. ADJUSTMENT PROCEDURE: OPEN THE SHUTTLE COVER. -
Page 17: Needle Bar Height
SHUTTLE HOOK SHOULD BE IN THE RANGE OF 2.9-3.5 MM. ADJUSTMENT PROCEDURE: OPEN THE FACE COVER. SET THE PATTERN SELECTOR DIAL AT " ". MODEL 2149SX, 2149, CJ24 PATTERN SELECT DIAL " ",WIDTH SELECTOR CONTROL AT " 0 ". OPEN THE SHUTTLE COVER. REMOVE THE SHUTTLE RACE RING. -
Page 18: Needle Timing To Shuttle
HOOK JUST MEETS THE LEFT SIDE OF THE NEEDLE AT THE LEFT NEEDLE POSITION. ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR DIAL AT “ ”. MODEL 2149SX, 2149, CJ24 PATTERN SELECT DIAL " ",WIDTH SELECTOR CONTROL AT " 0 ". REMOVE THE FRONY COVER (SEE PAGE 5). -
Page 19: Distorted Pattern (Model 2149Sx, 2149, Cj24)
MECHANICAL ADJUSTMENT DISTORTED PATTERN (MODEL 2149SX, 2149, CJ24) 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 20: 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 21: Bartack Feed Of Buttonhole (Model 2149Sx, 2149, Cj24)
MECHANICAL ADJUSTMENT BARTACK FEED OF BUTTONHOLE (MODEL 2149SX, 2149, CJ24) TO CHECK: IF THE MATERIAL IS FEED FORWARD OR BACKWARD WHEN SEWING BARTACK ON BUTTONHOLE, MAKE AN ADJUSTMENT AS FOLLOWS: ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR CONTROL AT “ ” WIDTH SELECTOR DIAL " 5 "... -
Page 22: Bartack Feed Of Buttonhole
MECHANICAL ADJUSTMENT BARTACK FEED OF BUTTONHOLE (MODEL 2118S, 2118, 2139S, CJ14) TO CHECK: IF THE MATERIAL IS FEED FORWARD OR BACKWARD WHEN SEWING BARTACK ON BUTTONHOLE, MAKE AN ADJUSTMENT AS FOLLOWS: ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR CONTROL AT “ ”... -
Page 23: Buttonhole Function (Model 2149Sx, 2149, Cj24)
MECHANICAL ADJUSTMENT BUTTUNHOLE FUNCTION (MODEL 2149SX, 2149, CJ24) 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: REMOVE THE FACE COVER. (SEE PAGE 5.) -
Page 24: Disengagement Of Cam Follower
DIAL, OR CAN NOT CORRECT PATTERN. ADJUSTMENT PROCEDURE: SET THE PATTERN SELECTOR DIAL " ". MODEL 2149SX, 2149, CJ24 PATTERN SELECT DIAL " ",WIDTH SELECTOR CONTROL AT " 5 ". REMOVE THE FRONT COVER. (SEE PAGE 5.) PUT THE CAM FOLLOWER TO THE ZIGZAG CAM (STRAIGHT CAM), AND ALSO PUT THE CAM FOLLOWER RELEASING ARM TO THE PATTERN SELECT CAM. -
Page 25: Motor Belt Tension
MECHANICAL ADJUSTMENT MOTOR BELT TENSION TO CHECK: IF THE MOTOR BELT TENSION IS TOO TIGHT OR TOO LOOSE, IT CAN CAUSE A BELT NOISE: IF THE TENSION IS TOO TIGHT, IT CAN CAUSE THE MACHINE TO RUN SLOWLY AND THE MOTOR TO OVERLOAD; IF THE TENSION IS TOO LOOSE; IT CAN CAUSE THE BELT TEETH ON THE MOTOR PULLEY TO JUMP. -
Page 26: Wiring
WIRING WIRING FOR MACHINE SOCKET UNIT (FOR 110~120V) RIDGE M : MOTOR L : LAMP RIDGE (FOR 220~240V) M : MOTOR L : LAMP... -
Page 27: Oiling
OILING FACTORY LUBRICATED PARTS WILL PROVIDE YEARS OF HOUSEHOLD SEWING WITHOUT ROUTINE OILING. HOWEVER, WHENEVER THE MACHINE IS BEING SERVICED, CHECK TO SEE IF ANY PARTS NEED TO BE LUBRICATED. USE GOOD QUALITY SEWING MACHINE OIL AT THE POINTS (A, B, C, D, E) INDICATED BY BLACK ARROWS.