Page 2 - CONTENTS; SERVICE ACCESS
CONTENTS LOCATE AND IDENTIFY THE PARTS.......................................................................... 1 WIND THE BOBBIN........................................................................................................ 2 PREPARE YOUR TOP THREAD...........................................
Page 3 - SEWING MACHINE DIV. 20; LOCATE AND IDENTIFY THE PARTS
SEWING MACHINE DIV. 20 MODEL 384. 15358 LOCATE AND IDENTIFY THE PARTS BOBBIN WINDING TENSION DISC SPOOL PINS
Page 4 - SEWING; WIND THE BOBBIN
SEWING machíne DIV. 20 MODEL 384. 15358 WIND THE BOBBIN 1 . 2 . 3 . 5 . 6 . PULL THE HANDWHEEL OUT. DRAW THREAD FROM THE SPOOL. GUIDE THE THREAD AROUND THE THREAD GUIDE. THREAD THROUGH THE BOBBIN WINDER TENSION DISK "A" AND THE HOLE IN THE BOBBIN FROM THE INSIDE TO THE OUTSIDE. PLACE BOBBIN ...
Page 5 - PREPARE YOUR TOP THREAD
SEWING machíne DIV. 20 MODEL 384. 15358 PREPARE YOUR TOP THREAD FOR THREADING THE MACHINE, FOLLOW THE NUMBERS IN ORDER AS SHOWN ON THE ILLUSTRATION. DOTTED LINES SHOW THE PLACES WHERE THE THREAD LOOPS AND THEN IS PULLED TIGHT. RAISE THE PRESSER FOOT LEVER. PLACE A SPOOL ON THE SPOOL PIN, WITH THREAD...
Page 6 - WHAT TO DO WHEN
SEWING machíne DIV. 20 MODEL 384. 15358 WHAT TO DO WHEN CONDITION CAUSE HOW TO FIX REFERENCE 1. SKIPPING STITCHES 1. NEEDLE IS NOT INSERTED PROPERLY. INSERT THE NEEDLE PROPERLY. 2. NEEDLE IS BENT OR WORN. CHANGE THE NEEDLE. 3. INCORRECTLY THREADED RETHREAD. 4. NEEDLE OR THREAD ARE INAPPROPRIATE FOR ...
Page 9 - FACE COVER; BELT COVER
SEWING machíne DIV. 20 MODEL 384. 15358 SERVICE ACCESS FACE COVER TO REM O VE: 1. REMOVE THE FACE COVER BY REMOVING THE CAP (A) AND SETSCREW (B) TO ATTAC H: 2. FOLLOW THE ABOVE PROCEDURE IN REVERSE. BELT COVER TO REM O VE: 1. LOOSEN SETSCREW (C). 2. TAKE THE BELT COVER OUT. TO ATTAC H: 3. FOLLOW THE...
Page 10 - BASE PLATE
SEWING machíne DIV. 20 MODEL 384. 15358 BASE PLATE SERVICE ACCESS TO REMOVE: 1. LOOSEN THE SETSCREWS (A). 2. REMOVE THE BASE PLATE. TO ATTACH: 3. MOUNT THE BASE PLATE AND SECURE !T WITH FOUR SETSCREWS.
Page 12 - REAR COVER
SEWING machíne DIV. 20 MODEL 384. 15358 SERVICE ACCESS REAR COVER ■(D) TO REMOVE: 1. REMOVE THE FACE COVER AND BELT COVER (SEE PAGE 7). NOTE: PULL UP THE SPOOL PINS. 2. LOOSEN SETSCREWS (A), (B), (C) AND (D) (2 PCS.), REMOVE SETSCREWS (E), (F), (G) AND (H), AND THEN, REMOVE THE REAR COVER. NOTE: REM...
Page 13 - NEEDLE THREAD TENSION; ADJUSTMENT PROCEDURE:; MECHANICAL ADJUSTMENT
SEWING machíne DIV. 20 MODEL 384. 15358 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 S...
Page 14 - BOBBIN TENSION
SEWING machíne DIV. 20 MODEL 384. 15358 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 T...
Page 15 - PRESSER BAR HEIGHT AND ALIGNMENT
SEWING machíne DIV. 20 MODEL 384. 15358 PRESSER BAR HEIGHT AND ALIGNMENT TO CH EC K : 1. RAISE THE PRESSER FOOT LIFTER (A). 2. THE DISTANCE BETWEEN THE PRESSER FOOT (D) AND THE NEEDLE PLATE (E) SHOULD BE 6.0 MM (0.24"). A DJU STM EN T PRO CEDU RE: 1. REMOVE THE FACE COVER (SEE PAGE 7). 2. REMOVE...
Page 16 - NEEDLE SWING
SEWING machíne DIV. 20 MODEL 384. 15358 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). A DJU STM EN T PRO C...
Page 17 - NEEDLE DROP; THE
SEWING machíne DIV. 20 MODEL 384. 15358 MECHANICAL ADJUSTMENT NEEDLE DROP TO CH EC K : 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: A DJU STM EN T PRO CE...
Page 20 - FEED DOG HEIGHT; AT ITS HIGHEST POSITION.; IS
SEWING machíne DIV. 20 MODEL 384. 15358 MECHANICAL ADJUSTMENT FEED DOG HEIGHT MACHINE SETTING 1. STITCH SELECTOR;" i c b " 2. NEEDLE BAR: AT ITS HIGHEST POSITION. TO CH EC K : 1. RAISE THE PRESSER FOOT. 2. PLACE THE FEED DOG HEIGHT GAUGE #68367 "A" ON THE NEEDLE PLATE. 3. TURN THE HA...
Page 21 - NEEDLE BAR HEIGHT
SEWING machíne DIV. 20 MODEL 384. 15358 NEEDLE BAR HEIGHT MACHINE SETTING: 1. SET SELECTOR: " i c b " TO CH EC K : 1. OPEN THE SHUTTLE COVER. 2. REPLACE THE NEEDLE WITH THE TEST PIN #68368 "A". 3. REMOVE THE SHUTTLE HOOK AND INSERT THE RADIAL TIMING GAUGE #68366 "B" ONTO THE ...
Page 22 - NEEDLE TIMING TO SHUTTLE; REMOVE THE SHUTTLE HOOK AND INSERT THE RADIAL TIMING GAUGE #68366 (B)
SEWING machíne DIV. 20 MODEL 384. 15358 MECHANICAL ADJUSTMENT NEEDLE TIMING TO SHUTTLE M A CH IN E SETTIN G 1. STITCH SELECTOR: " 1 c b " TO CH EC K : 1. OPEN THE SHUTTLE COVER. 2. REPLACE THE NEEDLE WITH THE TEST PIN #68368 (A). 3. REMOVE THE SHUTTLE HOOK AND INSERT THE RADIAL TIMING GAUGE ...
Page 23 - BUTTONHOLE FEED BALANCE
SEWING machíne DIV. 20 MODEL 384. 15358 BUTTONHOLE FEED BALANCE TO CH EC K : 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 FEEDIN...
Page 24 - DISTORTED PATTERN
SEWING machíne DIV. 20 MODEL 384. 15358 DISTORTED PATTERN TO CHECK: IF THE STRETCH STITCH PATTERNS ARE DISTORTED WITH SETTING THE STITCH LENGTH DIAL AT “ ▼ (IN CASE OF BEING A DIFFERENCE BETWEEN FORWARD FEEDING AND BACKWARD FEEDING DURING STRETCH STITCH PATTERNS), MAKE AN ADJUSTMENT AS FOLLOWS: MECH...
Page 25 - BARTACK FEED OF BUTTONHOLE; IF THE PAPER IS FED BACKWARD, TURN THE ADJUSTING SCREW IN THE
SEWING machíne DIV. 20 MODEL 384. 15358 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: 1. SET THE PATTERN SELECTOR DIAL AT " U " AND THE STITCH LENGTH DIAL AT “ 4 2. REMOV...
Page 26 - DISENGAGEMENT OF CAM FOLLOWER
SEWING machíne DIV. 20 MODEL 384. 15358 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: 1. RE...
Page 27 - BUTTUNHOLE FUNCTION
SEWING machíne DIV. 20 MODEL 384. 15358 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: 1. OPEN THE FACE COVER (SEE PAGE 4). 2. TURN THE ADJUSTING SCREW ...
Page 28 - MOTOR BELT TENSION; IMPROPER BELT TENSION MAY CAUSE NOISE, OVERLOAD OF MOTOR, SLOW
SEWING machíne DIV. 20 MODEL 384. 15358 MOTOR BELT TENSION TO CHECK: 1. IMPROPER BELT TENSION MAY CAUSE NOISE, OVERLOAD OF MOTOR, SLOW RUNNING OR MOTOR BELT JUMPING. 2. THE BELT DEFLECTION SHOULD BE 7 M M - 9 MM WHEN PRESSING THE MIDDLE OF THE MOTOR BELT WITH APPROXIMATELY 300 GRAMS OF PRESSURE. ADJ...
Page 29 - TO REPLACE NEEDLE THREADER PLATE; TO REMOVE
SEWING machíne DIV. 20 MODEL 384. 15358 TO REPLACE NEEDLE THREADER PLATE TO REMOVE 1. REMOVE THE FOOT HOLDER. 2. PULL OUT THE THREADER PLATE UNIT (A). TO ATTACH 3. PUSH THE THREADER PLATE UNIT (A) UP TO SNAP IT WITH THE PIN (B) AS SHOWN IN FIG.1. 4. ATTACH THE FOOT HOLDER. TO ADJUST THE POSITION OF ...
Page 30 - WIRING; SOCKET UNÍT
SEWING machíne DIV. 20 MODEL 384. 15358 WIRING 1. WIRING FOR machíne SOCKET UNÍT M: MOTOR L: LAMP RIDGED WIERS 2. WIRING DIAGRAM FOOT CONTROL MACHINE SOCKET Q i cy LAMP SOCKET MOTOR 28
Page 31 - OILING; OIL
SEWING machíne DIV. 20 MODEL 384. 15358 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. OIL APPLY GOOD QUALITY SEWING MACHINE OIL TO THE POINTS (A, B, C, D...
Page 32 - SPECIAL TOOLS REQUIRED
SEWING machíne DIV. 20 MODEL 384. 15358 SPECIAL TOOLS REQUIRED FEED DOG HEIGHT GAUGE #68367 TEST PIN #68368 RADIAL TIMING GAUGE #68366 30