Electronic lockstitch bar tracker/electronic lockstitch belt loop bar tracker/electronic lockstitch pattern tracker/electronic lockstitch button sewer e series
Electronic lockstitch bar tacker; electronic lockstitch belt loop bar tacker; electronic lockstitch eyelet buttonhole end bar tacker; electronic lockstitch decorative pattern tacker (99 pages)
Electronic lockstitch bar tacker; electronic lockstitch belt loop bar tacker; electronic lockstitch eyelet buttonhole end bar tacker; electronic lockstitch decorative pattern tacker (74 pages)
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KE-430B, 430C, 431B, 431C SERVICE MANUAL KE-432B, 432C, 433B KE-434B, 434C, 435B, 435C KE-436B, 436C, 484C BE-438B, 438C Please read this manual before using the machine. Please keep this manual within easy reach for quick reference. ELECTRONIC LOCKSTITCH BAR TACKER...
This service manual is intended for KE-430B series, KE-430C series, BE-438B, BE-438C, KE-484C; be sure to read the KE-430B series, KE-430C series, BE-438B, BE-438C, KE-484C instruction manual before this manual. Carefully read the “SAFETY INSTRUCTIONS” below and the whole of this manual to understand this product before you start maintenance.
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Furthermore, do not excessively bend the cords or secure them too firmly Contact your Brother dealer or a qualified electrician with staples, otherwise there is the danger that fire or for any electrical work that may need to be done.
Ask your Brother dealer or a qualified electrician to carry out any maintenance and inspection of the Hold the machine head with both hands when tilting it electrical system.
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The following warning labels appear on the sewing machine. Please follow the instructions on the labels at all times when using the machine. If the labels have been removed or are difficult to read, please contact your nearest Brother dealer. Safety devices...
3-4. Work clamp arm mechanism (KE-433B) ..4-15. Work clamp arm mechanism 3-5. Work clamp arm mechanism (KE-434B, 434C, (KE-430B, 430C, 431B, 431C) ......435B, 435C, 436B, 436C, 484C)......4-16. Work clamp arm mechanism 3-6. Work clamp arm (BE-438B, 438C) .....
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5-30. Adjustment of air pressure (Pneumatic 5-7. Adjusting the work clamp lift amount specifications)........... 132 (KE-430B, 430C, 431B, 431C, 433B) ....104 5-31. Adjustment of inner clamping device ....132 5-8. Adjusting the work clamp lift amount (KE-432B, 432C)..........104 6.
Three-phase 400W induction motor Machine head: 52 kg, Operation panel: 0.6 kg, Weights Control box: 9 - 19 kg (depending on destination) Single-phase 110, 220 - 230, 240V Power source 3-phase 220-230, 380, 400V Maximum electric power consumption; 600VA KE-430B, 430C series...
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Single-phase 110, 220 - 230, 240V Power source 3-phase 220-230, 380, 400V Maximum electric power consumption; 600VA * Up to 100 patterns can be added. Total number of stitches of stored data which can be added is within 10,000. KE-430B, 430C series...
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Three-phase 400W induction motor Machine head: 52 kg, Operation panel: 0.6 kg, Weights Control box: 9 - 19 kg (depending on destination) Single-phase 110, 220 - 230, 240V Power source 3-phase 220-230, 380, 400V Maximum electric power consumption; 600VA KE-430B, 430C series...
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Single-phase 110, 220 - 230, 240V Power source 3-phase 220-230, 380, 400V Maximum electric power consumption; 600VA * Up to 100 patterns can be added. Total number of stitches of stored data which can be added is within 10,000. KE-430B, 430C series...
1. SPECIFICATIONS 1-2. Standard thread tension [KE-430B, 430C, 431B, 431C, 432B, 432C, 433B, 434B, 434C, 435B, 435C, 436B, 436C] Medium materials Heavy materials (Denim) Knitted materials (Ordinary materials) Standard hook Large hook Standard hook Large hook Standard hook #50 or #30 or ←...
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Measure the value when the thread take-up spring starts to extend. 3566Q 3567Q * When the spring height (stroke) is great or the spring tension is insufficient, it may cause the thread end length to vary after thread trimming. KE-430B, 430C series...
<3> Stepping foot connecting rod 3. Thread take-up crank <4> Stepping foot arm 4. Needle bar crank <5> Stepping link assy 5. Needle bar connecting rod <6> Presser bar lifter 6. Needle bar clamp <7> Stepping foot 7. Needle bar 3240Q KE-430B, 430C series...
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2. MECHANICAL DESCRIPTIONS KE-484C 1. Pulley 2. Upper shaft 3. Thread take-up crank 4. Needle bar crank 5. Needle bar connecting rod 6. Needle bar clamp 7. Needle bar 3241Q KE-430B, 430C series...
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2. MECHANICAL DESCRIPTIONS 3245Q Pneumatic specifications 1. Air cylinder 2. Work clamp arm lever shaft 3. Work clamp arm lever 4. Work clamp KE-430B, 430C series...
2. MECHANICAL DESCRIPTIONS 2-6. Feed mechanism Sewing patterns are created through combinations of X and Y movements. KE-430B, 431B, 432B, 433B, BE-438B KE-430C, 431C, 432C, BE-438C X direction 1. Pulse motor, X 2. Coupling hub, 6.35 3. Coupling spacer 4. Coupling hub, 8 5.
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Y direction 1. Pulse motor, Y 2. Coupling hub, 8 3. Coupling spacer 4. Coupling hub, 8 5. Feed cam, Y 3253Q 6. Feed cam roller 7. Y-feed lever 8. Tack width regulator block assy 9. Feed bracket KE-430B, 430C series...
Keep the oil out of the reach of children. Disassemble each part in order of the numbers. 3-1 3269Q Covers KE-430B, 431B, 432B, 433B, BE-438B KE-430C, 431C, 432C, BE-438C 1. Top cover 2. Belt cover 3. Frame side cover 4. Bed cover, LF 5.
3. DISASSEMBLY 3-2. Work clamp arm mechanism (KE-430B, 430C, 431B, 431C) Be careful not to drop these three bearing balls when removing the work clamp arm assembly. 1. Set screw 2. Needle 3. Needle bar thread guide 4. Bolts [2 pcs] 5.
23. X feed cover 24. Y feed cover Be careful not to drop the two bearing balls 25. Flat screws [2 pcs] when removing the feed bracket guide shaft 26. Screws [2 pcs] assembly. 27. Needle plate 3276Q KE-430B, 430C series...
Do not remove the needle bar guide if possible to 16. Thread take-up lever prevent the machine from overheating due to needle 17. Rubber caps [2 pcs] bar rubbing. 18. Screws [2 pcs] 19. Needle bar guide KE-430B, 430C series...
[Pull out from the rear of the machine] 6. Set screws [2 pcs: Loosen] 13. Set screw collar 7. Lower shaft assy 14. Rock gear [Pull out from the rear of the machine] 15. Crank rod (Lower part) 8. Set screw collar KE-430B, 430C series...
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6. Lower shaft gear spacer 7. Thrust bearing 8. Set screw [Loosen] 9. Wick [Untie the knot] 10. Lower shaft [Pull out from the rear of the machine] 11. Lower shaft timing pulley 12. U-timing belt, F 3295Q KE-430B, 430C series...
3. DISASSEMBLY 3-12. Feed mechanism (1) KE-430B, 431B, 432B, 433B, BE-438B KE-430C, 431C, 432C, BE-438C Tilt the machine head. Return the machine head to its original position. 3296Q If the tack width feed lever shaft cannot be removed, remove the retaining ring.
7. Set screw [Loosen] remove them. 8. Thread wiper shaft 9. Retaining ring 10. Tension release lever spring 11. Retaining ring 12. Thread wiper rod assy 13. Thread wiper driving lever KE-430B, 430C series...
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2. Lifting lever 3. Plunger pin 4. Bolts [2 pcs] 5. Solenoid box assy [Disconnect the harness] 6. Screws [2 pcs] 7. Thread wiper connecting rod assy 8. Set screw [Loosen] 9. Thread wiper arm assy [Pull downward] KE-430B, 430C series...
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4. Set screw [Loosen] 5. Thread wiper connecting rod assy KE-484C 3315Q 1. Screw 2. Bolts with washers [2 pcs] 3. Bolts [2 pcs] 4. Cylinder box [Disconnect the harness] 5. Set screw [Loosen] 6. Thread wiper connecting rod KE-430B, 430C series...
18. Shoulder screw 19. Nut 20. Washers [2 pcs] 21. Shoulder screw Tighten the set screw on the screw flat while lightly 22. Nut pressing the thread trimmer lever shaft upward. 23. Spring hook 3330Q 24. Spring KE-430B, 430C series...
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19. Washers [2 pcs] 20. Shoulder screw 21. Nut 22. Thread trimmer cylinder Tighten the set screw on the screw flat while lightly 23. Bolts [2 pcs] pressing the thread trimmer lever shaft upward. 24. Spring 3333Q KE-430B, 430C series...
3. Screw with washer 4. Work clamp lever lifter shaft 5. Tension release lever 6. Collar 7. Tension release rod assy 8. Shoulder screw 9. Driving lever push lever 10. Tension release lever, U 11. Shoulder screw KE-430B, 430C series...
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8. Collar 19. Tension release pin 9. Retaining ring 20. Thread tension assy Tighten the set screw while lightly 10. Set screw 21. Set screw pressing the work clamp lever lifter 11. Tension release lever spring shaft. KE-430B, 430C series...
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3. Set screw 4. Rubber cap 5. Tension release cylinder assy 6. Tension release pin, L 7. Tension release pin Apply sealant (Threebond 1212 or similar) to the thread section. 8. Thread tension assy 9. Set screw 3338Q KE-430B, 430C series...
11. Set screws [2 pcs] make fine adjustments to the 12. Spring position of the solenoid setting 13. Solenoid setting plate plate until the thread take-up Seen from the front 14. Screws [2 pcs] lever operates smoothly. KE-430B, 430C series...
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11. Set screws [2 pcs] make fine adjustments to the 12. Spring position of the solenoid setting 13. Solenoid setting plate plate until the thread take-up Seen from above 14. Screws [2 pcs] lever operates smoothly. KE-430B, 430C series...
4. ASSEMBLY 4-5. Work clamp lifter mechanism (Solenoid specifications) When assembling, apply grease to the required places while referring to “4-5-1. Applying grease”. KE-430B, 431B, 433B, 434B KE-430C, 431C, 434C Secure link shaft, A using the set screw so that link, B (8) is centered in the bush.
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13. Rubber caps [2 pcs] 14. Link shaft, D 15. Snap pins [2 pcs] 16. Guide 17. Screws [2 pcs] 18. Springs [2 pcs: Hook onto link shaft B and the grooved pins (18)] 19. Oil cap 20. Rubber cap KE-430B, 430C series...
10. Link shaft, C [Pass through link B (10) and the work clamp plate] 11. Snap pins [2 pcs: Attach to both ends of link shaft C] 12. Presser solenoid assy [Insert from above the arm] 13. Screws [2 pcs] 14. Screws [4 pcs] 15. Rubber caps [2 pcs] KE-430B, 430C series...
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20. Springs [2 pcs: Hook onto link shaft B and the grooved pins (20)] 21. Oil cap 22. Rubber cap 23. Work clamp lifter lever[KE-432B, 432C] Button clamp lifting lever[BE-438B, 438C] 24. Button clamp lever shaft 25. Set screw KE-430B, 430C series...
6. Forked portion of the plunger [10] where link assy, C [6] is fitted 7. Outer and inner surfaces of spherical bush [11] to be attached to link assy, C [6] 8. Shaft of work clamp plate (work clamp lifting rod: KE-432B/432C, BE-438B/438C) [3] KE-430B, 430C series...
4. ASSEMBLY 4-6. Feed mechanism (1) KE-430B, 431B, 432B, 433B, BE-438B KE-430C, 431C, 432C, BE-438C Feed cams X and Y both have index marks. Check these when using. 3358Q Assembly steps of the feed mechanism are the same for X and Y directions.
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* Make sure that the harness faces correctly. 15. Pulse motor assy, X 16. Bolts [4 pcs] 3365Q 3365Q 17. Pulse motor assy, Y 18. Bolts [4 pcs] KE-430B, 430C series...
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4. Ball bearing [X: 2 pcs, Y: 1 pc] motor shaft protrudes from 5. Cam shaft the edge by 2.5 mm. 6. Feed cam 7. Set screws [2 pcs] 8. Coupling hub, 8 9. Set screws [2 pcs] KE-430B, 430C series...
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17. Screws [2 pcs] 3371Q 18. Ball bearing 19. Coupling spacer 20. Pulse motor assy, Y 21. PM bracket, Y 22. Bolts [4 pcs: 3 pcs for KE-484C] 23. Set screw collar 24. Set screws [2 pcs] KE-430B, 430C series...
4. ASSEMBLY 4-7. Feed mechanism (2) Install home posi- KE-430B, 431B, 432B, 433B, BE-438B tion sensors X and KE-430C, 431C, 432C, BE-438C Y so that there is a gap of 0.5–0.9 mm between the sen- sors and the feed Feed home home position dog.
10. Synchronizer assy assembly U with the screw stop position and tighten the set 11. Screws [2 pcs] screw at that position. 12. Timing pulley assy, U 3383Q 13. Set screws [2 pcs] KE-430B, 430C series...
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U with the screw stop position and tighten the set screw at that position. 3383Q KE-430B, 430C series...
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A is at its lowest point. Work clamp lifter lever Presser bar bush 3389Q 1. Stepping link, A 2. Plain washer 3. Retaining ring 4. Air cylinder setting plate 5. Screws [4 pcs] KE-430B, 430C series...
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Set the presser adjusting screw so that the distance 22. Finger guard from its top to the top of the machine head is 23. Plain washers [2 pcs] approximately 32 mm, and then secure the nut. 24. Screw KE-430B, 430C series...
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5. With the presser bar (10) at its lowest position, secure the presser bar clamp (11) with the screw (12) so that the distance from the bottom edge of the presser bar and the top of the needle plate is 23 mm. KE-430B, 430C series...
15. Oil cap position, and then set the cut section so that it is facing 16. Rubber caps [4 pcs] forward and tighten the screw. 17. Wick [Insert into oil supply 3395Q hole] KE-430B, 430C series...
7. Set screws [2 pcs] 8. Retaining ring 9. Driver 3398Q 10. Bolt [Temporarily tighten] 11. Crank rod (Lower part) [Insert into upper shaft crank] 12. Crank rod (Upper part) [Align the mating mark] 13. Screws [2 pcs] KE-430B, 430C series...
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14. Set screws [2 pcs] 15. Wick [Pass through the rock gear shaft and make a knot] 16. Upper shaft timing belt 17. Motor bracket 18. Bolts [3 pcs: Temporarily tighten] 19. Bolt 20. Nut 21. Motor connector KE-430B, 430C series...
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9. Set screw collar 10. Set screws [2 pcs] 11. Lower gear 12. Set screw 13. Upper shaft timing belt 14. Motor bracket 15. Bolts [3 pcs: Temporarily tighten] 16. Bolt 17. Nut 18. Motor connector 3404Q KE-430B, 430C series...
7. Bobbin case assy 8. Felt holder 9. Support [Return to original position] 3419Q <KE-430B series, BE-438B> 2) Press the felt and the wick gently as shown in 3447Q the illustration. 1) Place the felt support as shown in the Wick illustration so as not to clamp the felt.
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6. Hook stopper setting base the needle center line. Then tighten the set screw to adjust the 7. Screw clearance between the needle and the tip of the rotary hook to 8. Bobbin 0.01–0.08 mm. 9. Bobbin case assy KE-430B, 430C series...
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4. ASSEMBLY 4-15. Work clamp arm mechanism (KE-430B, 430C, 431B, 431C) Align with the screw stop and push down Be careful not to drop these two ball from above while tightening the set screw. bearings when installing the feed bracket assembly.
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After installing, carry out test feeding and check that the needle hole is inside the work clamp and the feed plate frame. If the needle hole is not inside the frame, adjust the position of the button clamp holder support and feed plate. KE-430B, 430C series...
After installing, carry out test feeding and check that the needle hole is inside the work clamp and the feed plate frame. If the needle hole is not inside the frame, adjust the position of the work clamp arm assembly and feed plate. KE-430B, 430C series...
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After installing, carry out test feeding and check that the needle hole is inside the work clamp and the feed plate frame. If the needle hole is not inside the frame, adjust the position of the work clamp arm assembly and feed plate. KE-430B, 430C series...
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Carry out the adjustment in “5-24. Adjusting the home Compression spring position” before installing the feed plate. 3436Q After installing, check that the needle passes into the button hole without touching the button. (Refer to “5-14. Adjusting the position of the button holder”.) KE-430B, 430C series...
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1. Sliding portion of the work clamp (1) (Apply small amount of grease.) 2. Sliding portion of the work clamp arm lever shaft (2) and the work clamp arm levers R and L (3) [KE-430B, 430C, 433B, 434B/434C solenoid specifications]...
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4. ASSEMBLY [KE-432B, 432C] Apply grease to the portions indicated by the arrows. 3440Q [BE-438B, 438C] Apply grease to the portions indicated by the arrows. 3441Q KE-430B, 430C series...
Ask your Brother dealer or a qualified electrician to carry out any maintenance and Hold the machine head with both hands when inspection of the electrical system. tilting it back or returning it to its original Turn off the power switch and disconnect the position.
5-2. Adjusting the needle bar lift amount 3413Q Needle center line 0135Q <KE-430C series, BE-438C> <KE-484C> 2464Q 3200Q <KE-430B series, BE-438B> Wick Support Felt Felt Felt holder When returning the felt support, place it as shown in Turn the support in the...
(1) is not touching the needle, the tip of the inner rotary hook will obstruct the needle, resulting in an excessively high amount of friction. 5-4. Adjusting the needle clearance <KE-430B series, KE-430C series, BE-438B, 438C> 0.01 - 0.08 mm 0138Q 2557Q Turn the machine pulley to align the tip of the rotary hook with the needle center line.
2. While pushing the shuttle race thread guide (4) in the direction of the arrow, set the needle groove to the center position. Note: If the shuttle race thread guide is in the wrong position, thread breakages, soiled thread or catching of the thread may occur. KE-430B, 430C series...
3453Q Loosen the screw (3) and move the hook stopper setting base (4) to adjust so that the tip of the bobbin case holder position bracket (1) is approximately 0.8 mm away from the needle drop surface. KE-430B, 430C series...
5. ADJUSTMENT 5-7. Adjusting the work clamp lift amount (KE-430B, 430C, 431B, 431C, 433B) The maximum work clamp lift amount is 17 mm from the top of the needle plate. The lift amount for each model is adjusted as shown in the table at the time of shipment.
Apply grease to the sliding part of the work clamp (1) (grease is already applied at the time of shipment), and check that the movement becomes easier. In addition, check that the air tubes are routed correctly. KE-430B, 430C series...
Remove the button clamp presser spring (1), loosen the screw (2) and adjust the button clamp holder hook (3) by moving it up and down. * If the button clamp cannot be raised or lowered, error code “E-61” or “E-63” will be displayed. KE-430B, 430C series...
Loosen the adjusting nut (1) and turn the adjusting nut (2) to the point where it is just tight enough that the material will not slip out of place when it is slightly pulled (keep pressure as slight as possible). 2667Q KE-430B, 430C series...
3. Loosen the nut (8) and move the work clamp so that the closing distance becomes 3 - 4 mm when the work clamp is in the lowered position. Then, push the nut (8) all the way in the direction indicated by the arrow, and tighten it. KE-430B, 430C series...
(1). If the needle is not aligned with the center of the needle hole, remove cap (3), loosen screw (4), and turn the work camp (presser bar) to adjust. 3563Q KE-430B, 430C series...
<If vertical movement of the work clamp is not required> 1. Remove the face plate (1). 2. Remove the shoulder screw (2) and re-attach the stepping link assembly (3) to the upper screw hole (a) of the stepping work clamp arm F (13). 3455Q 3456Q KE-430B, 430C series...
3. Remove the rubber cap (7) and loosen the set screw (8) to adjust the thread wiper so that it is approximately 20 mm from the needle when it is at the standby position. KE-430B, 430C series...
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(1) is pushed up and the thread wiper (2) has passed below the needle. 2. Loosen the two bolts (5) and move the solenoid cover (6) up or down so that the thread wiper is approximately 35 mm from the needle when it is at the standby position. KE-430B, 430C series...
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2. Loosen the two bolts (5) and move the cylinder cover (6) up or down so that the thread wiper is approximately 38 mm from the needle when it is at the standby position. KE-430B, 430C series...
5. ADJUSTMENT 5-18. Adjusting the thread take-up amount [KE-430B, 430C, 431B, 431C, 432B, 432C, 433B, 434B, 434C, BE-438B, 438C] At the time of shipment from the factory, the thread take-up amount (stroke) of the thread take-up lever (1) is adjusted as shown in the table below. You may need to adjust this setting depending on the sewing conditions to prevent the thread from pulling out at the sewing start.
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Furthermore, if it is larger than necessary, the needle thread trailing length may become too long and the underside of the article being sewn may become untidy. KE-430B, 430C series...
5. Loosen the nut (6) and move the connecting rod lever (7) to the left or right to adjust so that the V section A is aligned with the index mark B on the needle plate when in this condition (the procedure 3.) and the movable knife (5) is pushed to the machine pulley side so that there is no play. KE-430B, 430C series...
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Loosen the nut (2) and move the connecting rod lever (3) to the left or right to adjust so that the V section A is aligned with the index mark B on the needle plate when the sewing machine in the stopped position and the movable knife (1) is pushed to the machine pulley side so that there is no play. KE-430B, 430C series...
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5. ADJUSTMENT 5-19-1. Replacing the movable knife and fixed knife (KE-430B, 430C, 431B, 431C, 432B, 432C, 433B, BE-438B, 438C) 2564Q 2466Q 1. Open the large shuttle hook cover, remove the screws (1) and (2), and then remove the feed plate (3).
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5. Install the fixed knife (9) at a distance of 0.5 mm from the needle hole plate (12). 6. Place the thread trimming connecting rod (6) onto the connecting rod lever pin (7), and then install to the needle plate(5). KE-430B, 430C series...
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6. Install the fixed knife (11) at a distance of 0.5 mm from the needle hole plate (14). 7. Place the thread trimming connecting rod (8) onto the connecting rod lever pin (9), and then install to the needle plate(5). KE-430B, 430C series...
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D. Turn the movable knife (in the direction of the arrow) while the screw is still loosened. Repeat above steps A , B, C and D four or five times to maintain the cutting performance of the knife. KE-430B, 430C series...
5. Loosen the two screws (12) and adjust the position of the thread trimmer solenoid (9) so that the clearance between the thread driving lever (2) and the driving lever stopper (3) is 0.5 mm when the plunger (10) of the thread trimmer solenoid (9) is pushed in as far as it will go. KE-430B, 430C series...
1. Loosen the set screw (1), and move the lower shaft timing pulley (2) to the left and right so that the pulley can rotate easily. 2. Turn the lower shaft (3) and adjust the play in the rotary hook tip to 0.05–0.12 mm, and then tighten the set screw (1). KE-430B, 430C series...
3. Loosen the four screws (5), set the presser solenoid (6) so that it is 110 ± 0.2 mm from the edge of the arm, and then tighten the screws (4) and (5) in that order. Note: If this adjustment is not done correctly, the work clamp may not lift or drop and error E-60 may be displayed. KE-430B, 430C series...
6. Loosen the bolt (11) and move the sensor perceive plate (12) forward or back to adjust so that the work clamp signal is ON when the link C assembly (10) of the work clamp lifter mechanism is pushed so that the wiper is at the position shown in the illustration. KE-430B, 430C series...
5. ADJUSTMENT 5-24. Adjusting the home position KE-430B, KE-430C, KE-431B, KE-431C, KE-432B, KE-432C, KE-433B, BE-438B, BE-438C… Refer to [A]. KE-434B, KE-434C, KE-435B, KE-435C, KE-484C… Refer to [B]. KE-436B, KE-436C… Refer to [C]. [B], [C] 3485Q 3486Q 1. Install the home position standard plate (1) to the feed bracket (2) with the two screws (3).
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6. Turn off the power switch. 7. Loosen the screws (8), and then adjust by turning the home position dog (9). (Refer to the next page.) 8. After adjusting, turn on the power switch and repeat the check in step 5. KE-430B, 430C series...
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Move the home position dog for feed cam Y to dog for feed cam Y to dog for feed lever Y to dog for feed lever Y to the right the left the right the left 3499Q 3501Q KE-430B, 430C series...
(4) so that there is approximately 2.5–3.0 mm of deflection in the upper shaft timing belt (2) when the middle of the belt is pressed with a force of 10 N. 3576Q KE-430B, 430C series...
5-27. Checking the head position switch Check that the head position switch is turned on as shown in the illustration. Note: If the head position switch is not turned on, error E-17 (error E.16 for the KE-436B/436C) will be displayed. 3510Q KE-430B, 430C series...
5. ADJUSTMENT 5-28. Work clamp interchangeability (KE-433B) The KE-430B, 430C work clamp can also be used with the KE-433B. Remove the screw (1), washer (2) and cover support stand (3), and then change the installation position for the work clamp arm assembly (4) from the standard installation position A to installation position B.
Loosen the nut (3) and push in or pull out the adjusting bolt (4) so that the presser crank (2) can be horizontal when the reversal cylinder piston rod (1) is moved to the left extreme. 2624Q KE-430B, 430C series...
Thread comes Stitches being skipped Refer to “Skipped stitches occur” P.134 unthreaded. sewing start. Instruction Uneven needle thread. Adjust the sub-tension. manual Adjust the thread take-up lever P.114 Needle thread is too short. stroke. P.115 KE-430B, 430C series...
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Refer to “6. CHECKING THE Instruction Needle is striking the button (438) SEWING PATTERN” manual Instruction Manual. Button breaks. (438) Refer to “6. CHECKING THE Instruction Needle is striking the button SEWING PATTERN” manual Instruction Manual. KE-430B, 430C series...
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Replace the head position switch if it is broken. Inner clamping device Adjust the work clamp pressure so does not operate. Work clamp pressure is too strong. that the inner clamping device P.132 operates. (434, 435, 436) KE-430B, 430C series...
In addition, the work clamp is made position and then start sewing again. from plastic so that pattern shape processing is also easy. KE-430B, 430C series...
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PS-3000 Programming software for electronic Programmer (KE-436*)) pattern sewer This is a software program which creates new sewing patterns using a personal computer. 3582Q Sewing date can be created, edited and saved. KE-430B, 430C series...
The DC fan motor serves as a fan to cool the inside of the control box. Clean the inlet filter monthly. Conversion transformer (depending on power supply voltage specification) The conversion transformer controls the power supply voltage to provide 220V. Control box Conversion transformer DC fan motor Air inlet Power supply circuit board Main circuit board 3583Q KE-430B, 430C series...
Therefore, be sure to check if each connector is correctly inserted and that there is no contact failure between pins and wires before starting troubleshooting procedures. 8-4-1. Connector positions Outside of the control box For foot switch 3588Q Main circuit board 3589Q KE-430B, 430C series...
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8. ELECTRIC MECHANISM Outside of the panel (KE-436B, 436C) Programmer cord 3593Q Programmer and programmer circuit board (KE-436B, 436C) Operation panel LCD inverter Programmer PROM (PG) Programmer PCB LCD contrast VR 3594Q KE-430B, 430C series...
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3657Q 3658Q • The work clamp does not operate. • Error E-61 is displayed. (solenoid specification only) • Thread trimming is not performed. * Not used with pneumatic specifications. • Thread take-up lever does not operate. 3659Q KE-430B, 430C series...
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• The machine motor does not run. • Motor operation is unstable. • Needle up stop position is not correct. • Error E-20 is displayed. ([E.20] KE-436B, 436C) • Error E-50 is displayed. ([E.22] KE-436B, 436C) 3665Q KE-430B, 430C series...
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• Error E-17 is displayed. ([E.16] KE-436B, 436C) 3670Q <KE-430*, 431*, 432*, 433B, 434*, 435*, 484C, BE-438*> • Indication is strange. • Any switch does not have any effect. • The power indicator is not illuminated. 3671Q KE-430B, 430C series...
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• The power indicator is not illuminated. • Error E.E1, E.E2 or E.E3 is displayed. 3672Q <KE-434* pneumatic specification, KE-435*, 436*, 484C> • The work clamp does not operate. • The stepping foot does not operate. 3673Q KE-430B, 430C series...
Displays the enlargement/reduction ratio in millimeter units instead of as a DIPA-6 percentage. (After changing this setting, be sure to carry out the auto-clear operation by referring to page 164.) DIPA-7 Enlargement of pattern size is not available. DIPA-8 Program number is fixed. KE-430B, 430C series...
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When a fiber-type thread breakage detector device is used, detection precision is increased from 5 to 10. Fiber-type thread breakage detector device is ON, and DIP switch A-8 is ON DIPB-6 (available as an option). DIPB-7 DIPB-8 KE-430B, 430C series...
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When the motor operates in reverse to raise the needle, the thread take-up will stop at a position which is lower than its normal stopping position. As a result, the thread take-up will rise slightly at the sewing start, and this may result in the thread pulling out under certain conditions. KE-430B, 430C series...
P2 and P4 (5) are pressed. * If you press the RESET switch (6) at this time, memory switches will be returned to their initial settings (factory default settings). 5. Press the TEST switch (1). The display will return to normal. KE-430B, 430C series...
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(The device does not retract at this time, regardless of the setting for memo-15.) Solenoid wiper can be used (available as an option except for KE-434* memo-14 pneumatic specification and KE-435*). *5 ON for KE-484C, and “--” at other times KE-430B, 430C series...
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(sensor is optional). (KE-484C) Special emergency stop release method is used (error code E-11 is cleared by memo-2A pressing reset switch once and home position is cleared). (KE-484C) memo-2b memo-2E memo-2F Pneumatic thread wiper and work clamp operate together. (KE-484C) KE-430B, 430C series...
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Default value for memo-31 KE-430* KE-431* KE-432* KE-433B KE-434*, 435*, (If the value is set to 99, the maximum 484C length allowed will be 100 mm) BE-438* 7 (Limited to 6.4 mm) 7 (Limited to 6.4 mm) KE-430B, 430C series...
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Changes the work clamp lift timing after sewing is finished. <KE-484C> 7.5 memo-4E 2 - 9 Tension release ON timing after thread trimming. 2 (Fast) ← 5 (Standard) →9 (Slow) <KE-484C> 7.5 memo-4F 14 - 19 Thread trimming timing 14 (Standard) ↔ 19 (Slow) KE-430B, 430C series...
6. Once the program data has been read from the floppy disk, change to memory switch setting mode and then press the B.T. SET switch (8). The buzzer will sound twice, and the current memory switch settings will be written to the floppy disk. KE-430B, 430C series...
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Changes the split number automatically by using an external switch. (Use option connector memo-1E P3 on the operation panel.) Program number is changed automatically by using outside switch. (Use optional memo-1F connector P3 on the operation panel.) KE-430B, 430C series...
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0: No automatic correction memo-37 0 - 3 1: Read as BAS-311A data 2: Read as BAS-326A data 3: Read as BAS-341A, 342A data ex. Read BAS-311A data by KE-436C Set memo-37=1. memo-38 KE-430B, 430C series...
When memo-42 (memo-3b) has been used to make a special setting, DIP switches A-1 and A-2 function as follows. When DIP switch A-1 is at ON, the work clamp are not raised automatically at the sewing end. DIP switch A-2 is ignored except when memo-42 (memo-3b) = 8, 11, 12. KE-430B, 430C series...
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Plug: 2B Both pressers lower, but only left presser lowers in light work Branch: 2A clamp mode Plug: 1A Both pressers lower, but only right presser lowers in light work Branch: 2A clamp mode Plug: 1A KE-430B, 430C series...
The DIP switch can be changed at this time without turning off the power so that you can check the DIP switch input. However, you should normally always turn off the power when changing DIP switch settings. 3. Press the TEST switch (2) again to return the display to the normal condition. KE-430B, 430C series...
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The DIP switch can be changed at this time without turning off the power so that you can check the DIP switch input. However, you should normally always turn off the power when changing DIP switch settings. KE-430B, 430C series...
[100 - 120] 100V (for 100-V specs.), 380V (for 380-V specs.), 400V 400V (for 400-V specs.) or 415V (for 415-V specs.). 415V 5. Press the TEST switch (3) again to return the display to the normal condition. KE-430B, 430C series...
This operation causes memory switches to be returned to their initial settings, and user program settings to be cleared. If the optional emergency stop switch has been installed, you should reset memory switch No. 10 to ON. KE-430B, 430C series...
2. Every time the SELECT switch (3) on the panel is pressed until the TEST switch (1) is pressed again, the indication will change as follows: Indication LED of Menu switch PROM X-SCALE Main PROM (MN) Y-SCALE Motor PROM (IM) Version number indication (example) PROM label KE430C Indication [A300] MN-C KE430C Indication [c403] IM-D03 KE-430B, 430C series...
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LED of Menu switch PROM X-SCALE Main PROM (MN) Y-SCALE Motor PROM (IM) SPEED Programmer PROM (PG) B. T. COUNTER Panel PROM (PL) Version number indication (example) PROM label KE436C Indication [A0] [300] MN-C BAS300E Indication [d0] [403] PL-D03 KE-430B, 430C series...
Turn off the power and check the ground wire E-21 Machine motor operation error. connection. Data is outside possible sewing area due to Press the RESET switch, and then set the E-30 enlargement ratio setting. enlargement ratio again. KE-430B, 430C series...
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Turn off the power and clean the air intake port of E-d0 abnormally hot. the box. Turn off the power, and turn it back on. If the error Malfunction of EEPROM (malfunction of E-E0 continually occurs, contact a qualified service main circuit board). technician. KE-430B, 430C series...
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Data exceeds available sewing area due to E.30 Adjust resize ratio. resize ratio. Stitch length exceeds 10mm due to resize E.31 Adjust resize ratio. ratio. E.32 No end code in sewing data. Input end code, or change program No. KE-430B, 430C series...
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(malfunction of power supply circuit board). Incorrect connection of cable between power E.F1 Turn off power and check connector P20. supply PCB and main PCB. E.F2 Overcurrent at power supply PCB. Turn off power and check it. KE-430B, 430C series...
Yes-or-no Turning-off decision-making power switch process The error status number in the first column of the table of “8-14-2. Problem solution and measures” KE-430*, 431*, 432*, 433B, 434*, 435*, 484C, BE-438* KE-436B, 436C 3674Q KE-430B, 430C series...
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8. ELECTRIC MECHANISM 3675Q KE-430B, 430C series...
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8. ELECTRIC MECHANISM 3676Q KE-430B, 430C series...
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8. ELECTRIC MECHANISM 3677Q KE-430B, 430C series...
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8. ELECTRIC MECHANISM 8-14-1 3678Q KE-430B, 430C series...
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1. While the power is turned off, check each connector is securely plugged in by referring to “8-4. Connectors”. 2. Find the error status number in the troubleshooting flowchart. 3. From the applicable part of the flowchart, take the reference number to find the correspondingly numbered details of the problem in the following table. KE-430B, 430C series...
Page 184
4. Fuse has blown • Remove fuses No.3 and No.4, and check Fuse 6A-250V them for continuity. If there is no continuity, replace the fuses with new ones, and perform the check/ repair/ adjust items of #1-5. KE-430B, 430C series...
Page 185
Check threads are not tangled in the DC fan motor assembly the error code E-70 appears cooling fan. on the display window. b. Check (FAN) connectors ([E.c1] KE-436B, 436C) securely plugged in on the main circuit board. KE-430B, 430C series...
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E-F1 appears on to the power supply circuit board and P16 the display window. (PER) connectors are attached to the ([E.F1] KE-436B, 436C) main circuit board. Check the cord connecting P2 and P16 is not damaged. KE-430B, 430C series...
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• When error code [E.40], [E.41], or [E.4F] Floppy [E.4F], the floppy disk is appears, insert other floppy disk into the defective. FDD. If the FDD reads the floppy disk, the original disk is defective. 3. Panel circuit board defective Panel circuit board KE-430B, 430C series...
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• Remove fuse No.1 and check it for Fuse 5A-250V feed mechanism does not continuity. If there is no continuity, the move and error code E-A0 fuse is defective. Proceed to #8-2. appears display window. ([E.A1] KE-436B, 436C) KE-430B, 430C series...
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([E.A1] KE-436B, 436C) cord. If the resistance is 2–3 , it is not Main circuit board defective. After measurement, rejoin P6 and P7 connectors. b. If item a causes no problem, the main circuit board is defective. 3639Q KE-430B, 430C series...
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DIP switch input” to make sure that the work clamp sensor is connected. If item b causes no problem and item c results in defective sensor input, either the cord connection is poor or the main circuit board is defective. KE-430B, 430C series...
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1. Work clamp is not raised • Same as #9-3. when error code E-62 appears display window. 2. Work clamp is not lowered • Same as #9-2. although attempted when error code E-63 appears on the display window. KE-430B, 430C series...
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ON.) • Set memo-0E to OFF. Error status #13 Quick feeding cannot be performed during test sewing. Probable causes Check/ repair/ adjust Parts to be replaced 1. Foot switch and cord defec- • See #7. tive KE-430B, 430C series...
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If signal is switched on and off, there is no problem. c. Turn the pulley by hand to check it can easily rotate. d. If error code E-20 (E.20) appears when the machine is stopped, see “5-20. Adjusting the thread trimming solenoid position” for adjustment. KE-430B, 430C series...
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• Separate P5 (SOL) connectors on the Thread trimmer sole- defective main circuit board, and then measure the noid resistance between pins 1 and 2 in the connector on the cable. If the resistance is 7–8 , the solenoid is not defective. 3647Q KE-430B, 430C series...
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(“E-50” appears <“E.22” for the KE-436B and 436C>.) Probable causes Check/ repair/ adjust Parts to be replaced 1. Poor adjustment • See “5-25. Adjusting the needle up stop position,” for adjustment. 2. Synchronizer defective • See #16-1. KE-430B, 430C series...
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PCB, and then return them to their positions. 2. The programmer is defective. • Replace the programmer with a new one. Programmer 3. Panel circuit board defective • Replace the panel circuit board with a new Panel circuit board one. KE-430B, 430C series...