Page 2 - Be sure to; CONTENTS
1. Names of principal parts ............................................................................................................ 2 2. Removing methods of external parts 2-1 Sewing table ...........................................................................................................
Page 3 - Names of principal parts
1. Names of principal parts 14 15 1 23 5 6 8 7 13 11 12 10 4 9 2930 2526 28 23 24 27 20 21 22 1617 19 18 16. Horizontal spool pin 17. Bobbin winding spindle18. Hole for second spool pin19. Handwheel 20. Buttonhole stitch balance adjustment slo t 21. Power and light switch 22. Main plug socke t 23....
Page 4 - Removing methods of external parts; Keep the snap-in sewing table horizontal, and
2. Removing methods of external parts 2-1 Sewing table Keep the snap-in sewing table horizontal, and pull it in the direction of the arrow. (1) 2-2 Face plate - Remove the operation cover (a).- Loosen the screw (b) and remove the face plate. (2) 2-3 Base cover - Lay down machine. - Remove the scre...
Page 7 - remove front cover following direction of
2-8 Front cover - Remove the screw (r) which deeply inside the machine. (13) - Loosen the screw (s) about 3mm. (14) - Remove the pattern select dial (t, u) and remove front cover following direction of arrow. (15) u Downloaded from www.Manualslib.com manuals search engine
Page 8 - Adjusting methods of each part; -1 Play of arm shaft; - Be sure proper distance between arm shaft
3. Adjusting methods of each part 3-1 Play of arm shaft - Remove the face plate, arm top cover. - Loosen the screws (a, b) of arm shaft collar (d). (1) - Pull the hand wheel to the right. (2) - Push the arm shaft collar (d) to right tightly against arm shaft bushing (c), and then fasten and secure t...
Page 9 - -3 Needle drop position adjustment; * The space between needle and the tip of
3-3 Needle drop position adjustment - Remove the face plate. - Set the pattern selector dial to " " or " ". Turn the stitch width dial to "0". - L o o s e n t h e s c r e w ( a ) o f n e e d l e b a r supporter. (1) - Turn needle bar supporter (b) forward / backward to adju...
Page 10 - -4 Height of presser foot; - Remove the face plate and lift up presser bar
3-4 Height of presser foot - Remove the face plate and lift up presser bar lifter lever (a). (1) - Loosen the screw (b) of presser bar bracket. (2) - Place the gauge (c) (6.0~6.2mm) on top of needle plate. (3) - Pull down the presser bar lifter lever so bottom of presser foot and top surface of gaug...
Page 11 - - Remove the face plate, back cover and front
3-5 Needle flow at maximum zigzag width - Remove the face plate, back cover and front cover. - Set the pattern selector dial to " ". Turn the stitch width dial to "6". - Set the needle bar at its lowest point when it swings to left. Turn hand wheel to move the needle bar upward. T...
Page 12 - -6 Needle center position adjustment; position, clockwise needle will turn left,
3-6 Needle center position adjustment - Remove the face plate. - Set the pattern selector dial to " " or " ". Turn the stitch width dial to "0". - Loosen the screw (a) of needle bar driving rod pin (b). (1) - Adjust the needle bar driving rod pin (b) position, clockwise ne...
Page 13 - -7 Needle position on zigzag
3-7 Needle position on zigzag - Remove the face plate, back cover and front cover. - Set the pattern selector dial to " ". Turn the stitch width dial to "6". Set the needle position dial to middle. - Adjust the needle by turning screw (a) of zigzag regulator crank complete clockwi...
Page 14 - - Remove the face plate and turn hand wheel
3-8 Automatic needle threader adjustment - Remove the face plate and turn hand wheel to raise needle bar to its highest position. - Loosen the screw (a) of the threader stopper (b). (1) - M o v e t h e s t o p p e r ( b ) u p w a r d a n d t h e threader hook will become higher. Move the stopper ...
Page 15 - - Remove the cord reel cover and free arm
3-9 Adjustment of feed rock shaft and feed lifting rock cam - Remove the cord reel cover and free arm cover. - Turn the hand wheel to make the needle at its lowest point. - Check if the feed lifting rock cam (a) and the screw (b) of feed rock cam (c) are parallel. - I f t h e s c r e w o f f e e ...
Page 16 - -10 Height of needle bar; b) and rotary hook plate, and take out the
3-10 Height of needle bar - Remove the needle plate. - Set the pattern selector dial to " " or " ". Turn the stitch width dial to "0". - Remove the screws of rotary hook plate (a, b) and rotary hook plate, and take out the shuttle hook (c). (1) - Set the needle bar at its ...
Page 17 - -11 Timing of needle and hook; - Set the needle bar at its lowest point. Place
c b a 3-11 Timing of needle and hook - Remove the face plate. - Set the pattern selector dial to " " . Turn the stitch width dial to "6". - Set the needle bar at its lowest point. Place a clamp (a) around the needle bar, slightly tighten its screw (c). (1) - Place a 3.5mm gauge (b)...
Page 19 - - Remove the free arm cover and needle
3-13 Play between shuttle driver shaft gear and lower shaft gear - Remove the free arm cover and needle plate. - Take off the shuttle hook. - Loosen three set screws (a, b, c) of the lower shaft gear (d) and move the lower shaft gear to right or left against axial direction. (But the lower shaft ...
Page 20 - -14 Play of shuttle driver shaft
3-14 Play of shuttle driver shaft - Remove the needle plate. - There are 2 gauges (a, b) for testing the play of shuttle driver shaft. (1) - When you turn the hand wheel counter- clockwise, the shuttle hook (c) will move to rotary hook plate (d), and generate the play between the shuttle hook and ...
Page 22 - -16 Position of feed-dog in relation
3-16 Position of feed-dog in relation to the needle plate (left to right) - Remove the cord reel cover and free arm cover. - Loosen the screw (e) of the feed crank shaft (d) that is on the right side. (1) - Loosen the screw (b) of the feed crank shaft (c) that is on the left side. (1) - Adjust th...
Page 23 - -17 Upper thread tension adjustment; - Put dial tension thread into gauge's hook
3-17 Upper thread tension adjustment - Set the dial tension (a) to "4". (1) - Use a dial tension gauge (150g) (b) to take measurement. (1) - Put dial tension thread into gauge's hook and pull, the standard range should be 70~80g. - Remove the face plate, back cover, and front cover. - Adj...
Page 24 - -18 Shuttle hook tension adjustment; - Put dial tension thread into shuttle hook
3-18 Shuttle hook tension adjustment - Remove the needle plate. - Use a dial tension gauge (50g) (a) to take measurement. (1) - Put dial tension thread into shuttle hook (b)(the same way as inserting the bobbin) and pull it out, the standard range should be 10~14g. (1) - Adjust the screw (c) of s...
Page 25 - -19 Motor belt tension; - Remove the back cover, front cover and
3-19 Motor belt tension - Remove the back cover, front cover and test tension of motor belt using belt tension gauge (a). Its standard measurement should be 100g. (1) - Adjusting the belt adjusting plate (b) to regulate the improper belt's tension. The way to adjust is as following: Loosen the sc...
Page 26 - -20 Drop point of needle; needle plate and use presser foot to secure
3-20 Drop point of needle - Set pattern selector dial to " ". - Place a piece of blank paper on top of the needle plate and use presser foot to secure paper by pressing presser bar lifter lever down. - A d j u s t t h e s p e e d l i m i t i n g a d j u s t m e n t lever to the slow speed...
Page 28 - - While buttonhole upper or lower stitching,
3-22 B u t t o n h o l e u p p e r a n d l o w e r stitching problem - Remove the back cover. - Set the pattern selector dial to " " (only for 4411/5511). - Set the pattern selector dial to " ". - Set the stitch length dial at "0.5" to "1". - While buttonhole upper ...
Page 29 - -23 Bobbin winding problem; the spool rod cover on it.
3-23 Bobbin winding problem - Place empty bobbin on spindle and push it to the right. - Put the thread into the spool rod, and put the spool rod cover on it. - Lead thread from spool to back side of thread guide (a) by following the indication. - W i n d t h r e a d c l o c k w i s e a r o u n d ...
