CONTENTS 1. Products specification ..................2 2. Outlook ........................3 3. Names of principal parts ..................4 4. Removing methods of external parts Face plate......................5 Free arm cover ....................5 Base plate......................5 Back cover......................5 Front cover ......................6 5. Adjusting methods of each part Symbol instructions ...................7 Play of arm shaft....................7 Play of arm shaft worm and pattern cam............8 Drop middle point of needle................8...
1. Products specification TYPE KX0L ITEM sew&go 1 sew&go 3 sew&go 5 Machine style Free arm Size of machine (mm) L x W x H 398 x 169 x 298.5 mm Weight (kg) 6 (only machine) Max rotation speed (rpm) 750±50 rpm Rated voltage North America AC 120V...
4. Removing methods of external parts 4-1 Face plate Face plate Remove the screw (a) and the face plate. ① ① 4-2 Free arm cover Remove the screw (b) and the free arm cover. ② ② 4-3 Base plate - Lay down machine. Remove 4 screws (c, d,e,f).
4-5 Front cover - Loosen screw (l) about 3mm. - Remove the screw (m) which deeply inside the machine. - Remove the pattern selector dial. - Remove the front cover following direction of Pattern selector dial arrow. ⑤ Selector dial Selector dial Front cover ⑤...
5. Adjusting methods of each part 5-1 Symbol instructions Noise occur while the machine is Skip-over stitching, needle breakage, running. and problems associated with needle. Delivery of cloth to be in disorder and Stitch tightening problem. insufficient, problems associated with delivery amount.
5-3 Play of arm shaft worm and pattern cam 1) Remove the face plate, free arm cover, base plate, back cover, front cover and loosen screw (a) of arm shaft worm. 2) Push arm shaft worm (A) to right to mesh with gear of pattern cam (B).
5-5 Height of presser foot 1) Remove the face plate and lift up presser bar lifter lever (A). (1) 2) Loosen screw (a) of presser bar bracket with the hexagon screwdriver (3mm). (1) 3) Place gauge (B) (6.0 - 6.2mm) on top of needle plate.
5-6 Needle flow at maximum zigzag width 1) Remove the face plate, free arm cover, base plate, back cover and front cover. 2) Set pattern selector dial to " ". 3) Set needle bar at its lowest point when it swings to left.
5-7 Drop middle point of needle 1) Remove the face plate, free arm cover, base plate and back cover first. 2) Set pattern selector dial to " ", stitch width dial " " (for 3-dial model). 3) Loosen screw (a), than adjust screw unit (b).
5-8 Needle position of zigzag 1) Remove the face plate. 2) Set pattern selector dial to " ". (maximum zigzag width) 3) Loosen nut (a) of the screw(b). (1) 4) Adjust needle by turning screw(b) clockwise / counter-clockwise. 5) Make sure needle drops on left / right of needle hole with even distance to the edge of needle hole.
5-9 Height of needle bar 1) Remove the face plate and free arm cover. 2) Remove shuttle hook. 3) Place the gauge of diameter 23mm into the center of the hook. (1). 4) Set needle at its lowest point,stop at the position whan point of the needle across the edge of the gauge.
5-10 Automatic needle threader adjustment 1) Check the threader hook. If it is damaged, change new one. If it is inclined, adjust the threader hook Needle properly. 2) If the threader hook can not enter needle 0.1mm Threader hole freely, please adjust the threader hook stopper.
5-11 Distance-needle-hook 1) Remove the free arm cover. 2) Remove shuttle hook holder (A). (1) 3) Set needle at its lowest point when it swings to right, stop at the position when point of the needle and shuttle hook will agree with. 4) Loosen screws (a, b) of open shuttle race.
5-12 Timing of needle and hook 1) Remove the free arm cover and base plate. 2) Remove shuttle hook holder. 3) Set needle bar at its highest point and loosen screw (a) of crank connecting rod crank. (1) 4) Set needle bar at its lowest point when it swings to left.
5-14 Play between shuttle driver shaft gear and lower shaft gear 1) Remove the face plate, free arm cover, base plate, back cover and loosen screws (a, b) of shuttle driver shaft gear (A). (1) 2) Remove shuttle driver shaft gear (A). (1) 3) Turn needle to its lowest point and when rear end of shuttle driver shaft comes across descending needle.
5-15 Feed cam position adjustment Problems associated with delivery amount, stitch unbalance and needle breakage, make the following adjustments: 1) Remove the face plate, free arm cover, base plate, back cover and front cover. 2) Loosen screw (a) of feed cam at arm shaft position.
5-17 Feed-dog height 1) Remove the free arm cover and lift needle to its highest position. 2) Remove presser foot. 0.9~1.05mm 3) Place setting gauge (A) (0.9 - 1.05mm) on needle plate. The feed dog height then can be checked. (1) 4) Press reverse botton.
5-18 Position of the feed-dog relation to the needle plate (front to back) 1) Remove the free arm cover, base plate and set the stitch length dial to "4". 2) Turn hand wheel to move feed-dog forward and backward. 3) Feed-dog must have clearance along the whole length of feeding movement.
5-19 P o s i t i o n o f f e e d - d o g i n relation to the needle plate (left to right) 1) Remove the face plate, free arm cover, base plate and back cover. 2) Loosen screws (a, b).
5-20 U p p e r t h r e a d t e n s i o n adjustment 1) Set the tension dial (A) to "4". (2) 2) Use a dial tension gauge (150g) (B) to take measurement. (1) 3) Put dial tension thread into gauge's hook and pull, and the standard range should be 60 ~ 80g.
5-21 L o w e r t h r e a d t e n s i o n adjustment 1) For testing use a bobbin with thread and place it in bobbin case. (1) 2) Put bobbin case inside bobbin case tension gauge (A) and test its tension.
5-22 Motor belt tension 1) Remove the back cover, front cover and test tension of motor belt using belt tension gauge (A). Its standard measurement should be 200g. (1) 2) Adjust tension by loosening screws (a, b) of motor bracket (B). (2) 3) Lift motor bracket upward/downward to adjust belt tension.
5-23 Reverse patterns 1) Remove the back cover, front cover. 2) Set pattern selector dial to " ". 3) Set stitch length dial at "S1" . 4) If the patterns are too close, adjust by turning screw (a, b) anti-clockwise. (1, 2) If the patterns are too open, adjust by turning screw (a, b) clockwise.
5-24 Forward and reverse stitching in buttonhole sewing (feeding pitch of reverse and forward stitching is not even) 1) Remove the back cover, front cover. Correct Incorrect Incorrect 2) Set the pattern selector dial to " " (for 1 / 3 series). 3) Sew the right side by setting the selector dial at "...
5-25 Buttonhole upper and lower stitching problem 1) Remove the back cover, front cover. 2) Set the pattern selector dial to " " (for 5 series ). Correct Incorrect 3) Set the pattern selector dial to " " (for 5 series ). 4) Set the stitch length dial at "0.5"...
5-26 Bobbin winding problem 1) Place empty bobbin on spindle and push it to the right. 2) Put the thread into the spool rod, and put the spool rod cover on it. 3) Lead thread from spool to back side of thread guide (A) by following the indication.
Need help?
Do you have a question about the sparrow 15 Series and is the answer not in the manual?
Questions and answers