Janome Memory Craft 3000 Repair Manual
Craft Lights Battery Operated - This is the latest information about Craft Lights Battery Operated, this information can. This activity triggers parts of the brain that produce chemicals that make feelings feel happy. Janome Memory Craft 3000 Computerized Sewing Machine. Pac craft scissor lift manual travel max height.
There could be several reasons why the upper thread keeps breaking. The upper thread could be installed incorrectly. Rethread the machine according to the instructions. For details, refer to '. The upper thread tension could be set too tight.
Janome Memory Craft 4000 User Manual
Set the tension to the best thread tension setting or less. Make sure the spool of thread is installed correctly using the correct size spool cap for the size of spool.
For details, refer to '. Make sure the needle is correctly inserted with the flat side facing the back and pushed up into the machine as far as possible. The needle could have been damaged or bent. If so, replace with a new one. The lower thread tension is incorrect.
The thread does not roll out of the bobbin case smoothly. Adjust the lower thread tension. The bobbin thread is not wound correctly. Check that the bobbin is wound so that it about 80% full and that the thread is evenly wound. If the bobbin is not correctly wound, rewind the bobbin. The thread density of the embroidery data is too fine. Three or more overlapping stitches are being sewn.
Using a data design system, correct the thread density and overstitching settings in the embroidery data. The embroidery data contains stitches with a pitch of zero. Delete all stitches with a zero pitch. The embroidery data contains many stitches with an extremely small pitch. Delete all stitches with a small pitch. The fabric is not taut. Firmly set the fabric in the embroidery frame so that it is taut.
The thread is loose in the hook area or the hook does not rotate smoothly. Remove the loose thread. The thread quality is poor.
The thread quality is too weak due to age of thread. Replace thread. Remove any knots or tangles. A bobbin designed specifically for this machine is not used. Be sure to use the correct bobbin.
Needle and thread are incorrect. Be sure to use the correct thread and embroidery needle. In the cases shown below, consult nearest authorized Dealer or Service Center. The area around the hole in the needle plate is damaged. The needle hits/touches the needle plate. The presser foot is set too high and not correctly positioned. The needle hits/touches the presser foot.
The area around the embroidery foot hole is damaged. Sliding surface on hook race is not smooth. There are scratches or burrs on it. The play between the hook and the race is too much. The space between the hook stopper and the hook cannot be adjusted.
The automatic needle-threading mechanism is broken.
. SERVICE MANUAL. CONTENTS Top cover & face plate attaching and removing.1 Base & bed cover attaching and removing. 2 Belt cover attaching and removing.3 Front panel attaching and removing. 4 To adjust the presser bar height.5 To adjust the needle drop. Top cover & face plate attaching and removing TOP COVER (Y) (TO REMOVE) 1. Remove 3 screws (A & B) and top cover.
(TO ATTACH) 2. Attached the top cover with 3 screws (A and B). FACEPLATE (Z) (TO REMOVE) 3.
Base & bed cover attaching and removing BASE (Y) (TO REMOVE) 1. Remove 6 screws (A) and base. (TO ATTACH) 2. Attach the base with 6 screws (A). BED COVER (Z) (TO REMOVE) 3. Move the drop lever to the left, then remove 2 screws (B). Belt cover attaching and removing (TO REMOVE) 1.
Remove 2 screws (A) and belt cover (Y), then pull out. (TO ATTACH) 2.
Attach the belt cover (Y) with 2 screws (A). Front panel attaching and removing (TO REMOVE) 1. Remove the top cover, belt cover and bed cover (See pages 1, 2 and 3). Remove screw A and loose screws (B, C, D, E, F and G). Pull out connectors (H) and remove the front panel. (TO ATTACH) 4. To adjust the presser bar height The standard presser bar height is 6.0 mm between the bottom surface of the foot (A) and needle plate(B) when the presser bar (C) lifter is lifted.
Open the face plate. Raise the presser foot, loosen the presser bar bracket screw (D) and adjust the height to 6.0 mm. To adjust the needle drop When you select the pattern 01 (straight stitch on center needle position), the needle drop should be in the center position of the needle hole in the needle plate.
When the needle swings in maximum zigzag width, the distance between both edges of the needle hole on the needle plate and the needle drop position should be equal as shown below (. C.). To adjust the needle bar height The standard distance between the upper edge of the needle eye (A) and the tip of shook should be in the range of 1.6 to 2.0 mm when the tip of hook meets the right side of the needle (B) in ascending travel of needle from its left and lowest position. To adjust the hook timing When the straight stitch at left needle position is selected, the amount of ascending travel of the needle bar from its lowest position (A) to the position where the tip of the rotary hook ex- actly meets the right side of the needle (B) should be 3.25 to 3.55 mm. To adjust the clearance between the needle and the hook The clearance between needle and hook should be - 0.10 to + 0.05 mm (G).
If not, make an adjustment as follows: 1. Remove the needle plate and bobbin holder. To adjust the backlash of hook drive gear and lower shaft gear The backlash of gears should be smooth and should be less than 0.8 mm when the tip of hook (E) is within the width of the feed dog (C) as shown below. To adjust the feed dog height When pressure adjusting lever (C) is at “3” and the presser foot (D) is lowered, the highest position of the feed dog (E) should be 0.80 to 0.90 mm (H) from the surface of the needle plate (F). To adjust the upper shaft shield plate position When the machine is set for zigzag stitching, the needle should start to swing 6.3 mm to 7.5 mm (G) above the surface of the needle plate (C). Remove top cover.
To adjust the upper thread tension The upper thread tension should be 65 g - 95 g when pulling the thread (cotton thread size 50) in direction C with setting the tension dial at” 3 (Make sure the foot is lowered.) 1. To adjust the stretch feed balance When the triple straight stitch is sewn with the feed balancing dial (C) at the standard setting mark (G, the forward feed (A) and reverse feed (B) should be same length.
Set the triple straight stitch and the feed balancing dial at standard setting mark (G). To replace and adjust the threader plate If the needle threader plate is broken or bent, replace it as follows: (TO REPLACE) 1.
Turn the balance wheel toward you until the needle bar reaches its highest position and lower the needle threader knob (D) as far as it will go. To adjust the buttonhole lever A) Buttonhole lever guide 1. Attach the automatic buttonhole foot (R). Loosen the set screw (A) and leave the clearance of 2.9mm (I) between the spring holder and slider (B) by moving the buttonhole lever guide (K).
In this condition, the buttonhole lever (E) should touch the spring holder (C) slightly. Board A attaching and removing (TO REMOVE) 1. Remove the front cover unit. Pull out 8 connectors from the Board A. Remove 4 screws (B) and Board A. (TO ATTACH) 3. Follow the above procedure in reverse.
D: Upper shaft sensor H: Feed stepping motor E: Buttonhole sensor Driving motor. Board C attaching and removing (TO REMOVE) 1. Remove the front panel unit (See page 4). Loosen screws (H, I & J), and remove screws L and M. Remove the rear cover (W). Pull out the 4 connectors (O, P, Q & R) and remove screws N.
O: Transformer (primary) P: Machine socket Q: Transformer (secondary). Board C and fuse attaching and removing (TO REMOVE) 1. Remove the rear cover. Remove 3 screws (A) and Board C (See page 18).
Remove 3 screws (B) and remove case cover (G). Replace fuse or Board C.
Janome Memory Craft 3500 Manual
(TO ATTACH) 5. Driving motor unit attaching and removing (TO REMOVE) Remove the front panel unit (See page 4). Remove the machine socket unit (See page 22). (No need to pull out the connectors) Cut the cord binder (H) and pull out the motor connector (C) from Board A. Remove the screw (A) and the cord guide (D). Transformer unit attaching and removing (TO REMOVE) 1.
Remove the front panel unit (See page 4). Remove the Board A and C (See page 17) and machine socket unit (See page 20). Pull out the connectors (A & B) for the transformer (F) from the Board C.
Machine socket unit attaching and removing (TO REMOVE) Remove the front panel unit, Board C and base unit. Cut off the cord binder (B) and pull out the connectors (D & E) from Boards A and C. Remove 2 screws (H) and machine socket unit (F). (TO ATTACH) Attach the machine socket unit (F) with 2 screws (H). Buttonhole lever attaching and removing (TO REMOVE) Remove set screw (A) and BH shield plate (B). Remove the snap ring (C). Pull the buttonhole lever (D) toward you, and remove it.
(TO ATTACH) Insert the shaft into the holes of the buttonhole lever (D), and attached the buttonhole lever with the snap ring. Boards F and K attaching and removing Board K (TO REMOVE) Remove the front panel unit (See page 4). Remove the 9 screws (A). Pull out the connector (B) from board K and remove Board K. (TO ATTACH) Follow the above procedure in reverse.
BOARD F (TO REMOVE) Remove the front panel unit (See page 4). Buttonhole sensor attaching and removing (TO REMOVE) 1. Remove the front panel (See page 4).
Remove screw (A) and remove the buttonhole sensor unit (B) from the sensor set plate (C). Pull out the connector (D) of buttonhole sensor unit from the Board K.
Wiring diagram The connectors of the electrical components should be connected to the respective positions shown in the figure below. Upper shaft sensor H Lamp socket buttonhole sensor Board K Machine socket (secondary circuit) J Transformer primary cord Zigzag stepping motor K Machine socket (primary) Feed stepping motor L Transformer (secondary). Multiple language function The display language can be changed if necessary, as illustrated bellow.
Remove the top cover unit. Move the dip switches with the tail of the lint brush A: English B: Deutsch (German) C: Espanol (Spanish) D: Nederlands (Dutch) E: Francais (French) F: Italiano (Italian) G: Portuguese. MEMORY CRAFT 3000 Diagnosis Chart CHECK OPERATION If nothing happens on the machine when turned on the power switch is, turn off the power switch and do following: 1. Check all wire connections and recheck. Replace the machine socket and recheck.
DIAGNOSIS CHART FOR MC3000 Step Test operation Defect condition & remedy Correct condition (01) step Turn on the power switch If the machine does not go to Test I. LCD shows 840 Test mode. LCD, LED while pressing Reverse stitch mode, replace the following parts 2.