Brother KE-430FX Instruction Manual
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Brother KE-430FX Instruction Manual

Electronic direct drive lockstitch bar tacker; electronic direct drive lockstitch button sewer
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See also: Basic Operation Manual
KE-430FX
KE-430FS
BE-438FX
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
ELECTRONIC DIRECT DRIVE LOCKSTITCH BAR TACKER
ELECTRONIC DIRECT DRIVE LOCKSTITCH BUTTON SEWER
INSTRUCTION
MANUAL

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Steven J Comeau
March 31, 2025

The machine is showing a code E301, What does the sub Code 007 mean?

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Summary of Contents for Brother KE-430FX

  • Page 1 KE-430FX INSTRUCTION MANUAL KE-430FS BE-438FX Please read this manual before using the machine. Please keep this manual within easy reach for quick reference. ELECTRONIC DIRECT DRIVE LOCKSTITCH BAR TACKER ELECTRONIC DIRECT DRIVE LOCKSTITCH BUTTON SEWER...
  • Page 2 Thank you very much for buying a BROTHER sewing machine. Before using your new machine, please read the safety instructions and the explanations given in the instruction manual. With industrial sewing machines, it is normal to carry out work while positioned directly in front of moving parts such as the needle and thread take-up, and consequently there is always a danger of injury that can be caused by these parts.

  • Page 3: Safety Instructions

    This symbol ( ) indicates something that you must do. The picture inside the circle indicates the nature of the thing that must be done. (For example, the symbol at left means “you must make the ground connection”.) KE-430FX/KE-430FS, BE-438FX...

  • Page 4: Notes On Safety

    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.

  • Page 5: Maintenance And Inspection

    Furthermore, after tilting back the machine head, do Ask your Brother dealer or a qualified electrician to not push the face plate side or the pulley side from carry out any maintenance and inspection of the above, as this could cause the machine head to electrical system.

  • Page 6: Warning Labels

    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...
  • Page 7 Thread take-up cover Eye guard Finger guard 3162B Rear cover DT solenoid cover Side cover Oil tank 2506B 3163B KE-430FX/KE-430FS, BE-438FX...

  • Page 8: Table Of Contents

    5-1. Name and function of each operation panel 2-1. Machine specifications ........2 item ..............34 2-2. List of Sewing Patterns (KE-430FX･FS) ..3 5-2. Program setting method ........36 2-3. List of Sewing Patterns (BE-438FX) ....8 5-3. Copying programs ........... 40 5-4.
  • Page 9 9-11. Adjusting the position of the button clamp (BE-438FX) ........... 70 9-12. Adjusting the thread wiper ......70 9-13. Checking the machine head switch ....71 10. TABLE OF ERROR CODES ....11. TROUBLESHOOTING ......12. 7-SEGMENT DISPLAY LIST ....KE-430FX/KE-430FS, BE-438FX...

  • Page 10: Names Of Major Parts

    (3) SD card slot (11) Eye guard (4) Operation panel (12) Thread take-up cover (5) Foot switch (13) Rear cover (14) Side cover (6) Work clamp (KE-430FX･FS) (7) Button clamp (BE-438FX) (15) DT solenoid cover (8) Pulley (9) Cotton stand KE-430FX/KE-430FS, BE-438FX...

  • Page 11: Specifications

    *2 No guarantees of operation can be given for any media. *3 The number of sewing patterns and the number of stitches that can be recorded will vary depending on the number of stitches in each sewing pattern. KE-430FX/KE-430FS, BE-438FX...

  • Page 12: List Of Sewing Patterns (Ke-430Fx･Fs)

    2. SPECIFICATIONS 2-2. List of Sewing Patterns (KE-430FX･FS) The sewing patterns shown below have been preset into the sewing machine and can be selected according to specifications. (Any sewing pattern is available as long as it is within the work clamp and feed plate in size.) Use the work clamp and feed plate that match the respective sewing pattern selected.
  • Page 13 * The sewing start and sewing end are in the middle of the pattern. Straight bar tacking Vertical zigzag stitching Tacking size (mm) Tacking size (mm) No. of No. of Pattern Pattern stitches stitches Length Width Length Width KE-430FX/KE-430FS, BE-438FX...
  • Page 14 2. SPECIFICATIONS Vertical bar tacking Vertical straight bar tacking Tacking size (mm) Tacking size (mm) No. of No. of Pattern Pattern Length Width Length Width stitches stitches KE-430FX/KE-430FS, BE-438FX...
  • Page 15 Tacking size (mm) Tacking size (mm) No. of No. of Pattern Pattern stitches stitches Length Width Length Width Crossed stitching Crossed tacking Tacking size (mm) Tacking size (mm) No. of No. of Pattern Pattern stitches stitches Length Width Length Width KE-430FX/KE-430FS, BE-438FX...
  • Page 16 Width If you want to sew a sewing pattern other than standard sewing patterns, you can create your original pattern using the PS-300B. Consult with your local Brother sales office for details. Note when creating additional sewing patterns When sewing data with a small number of stitches (15 stitches or less) is sewn repeatedly (short cycle operation), the upper shaft motor may overheat and the “E150”...

  • Page 17: List Of Sewing Patterns (Be-438Fx)

    7-7-7 10-10 12-12 *1 Use for buttons with small holes. *2 Check that the diameter of the holes in the buttons is 2 mm or greater before using the programs. *3 Do not use the button lifter spring. KE-430FX/KE-430FS, BE-438FX...
  • Page 18 *5 When sewing of one side is completed, the thread will be trimmed without the button clamp rising, and then the other side will be sewn. KE-430FX/KE-430FS, BE-438FX...
  • Page 19 Note when creating additional sewing patterns When sewing data with a small number of stitches (15 stitches or less) is sewn repeatedly (short cycle operation), the upper shaft motor may overheat and the “E150” error code may be generated. KE-430FX/KE-430FS, BE-438FX...

  • Page 20: Installation

    Furthermore, do not excessively bend the cable or secure it too firmly Contact your Brother dealer or a qualified electrician staples, otherwise there is the danger that fire or for any electrical work that may need to be done.

  • Page 21: Installing The Control Box

    (4) is in the center of the hole (10) in the table for installing the oiler (8) as shown in figure [A]. NOTE: • Make sure that the dust oiler setting plate (4) does not interfere with the hinge holder (2). 2281B KE-430FX/KE-430FS, BE-438FX...

  • Page 22: Installing The Machine Head

    (11) Plain washers [3 pcs] (12) Screws [3 pcs] (13) Felt (14) Oil tube Pass the felt (13) and the oil tube (14) through the hole in the dust oiler setting plate (15) into the oiler (16). 3167B KE-430FX/KE-430FS, BE-438FX...

  • Page 23: Installing The Operation Panel

    (2) Wood screws [4 pcs] * Pass the panel cord through the hole in the table, and then insert it into the control box through the hole in the side of the control box. (3) Staples [3 pcs] 2286B KE-430FX/KE-430FS, BE-438FX...

  • Page 24: Installing The Cotton Stand

    (4) Set screw 4410Q 3-8. Installing the eye guard CAUTION Attach all safety devices before using the sewing machine. If the machine is used without these devices attached, injury may result. (1) Eye guard assembly (2) Screws [2 pcs] 2287B KE-430FX/KE-430FS, BE-438FX...

  • Page 25: Connecting The Cords

    • Check that the connector is facing the correct way, and then insert it firmly until it locks into place. • Secure the cables with cable ties and cord clamps, while being careful not to pull on the connector. 2288B (Continued on next page.) KE-430FX/KE-430FS, BE-438FX...
  • Page 26 P21 (XPM) Y pulse motor [4-pin] Blue P22 (YPM) Work clamp pulse motor [4-pin] Black P23 (PPM) NOTE: Route the X, Y and work clamp pulse motor harnesses so that they do not touch the power supply P.C. board. KE-430FX/KE-430FS, BE-438FX...
  • Page 27 Close the cord presser plate (2) securely so that no foreign objects, insects or small animals can get inside the control box. 6. Check that the cords do not get pulled, and then gently return the machine head to its original position. 2291B KE-430FX/KE-430FS, BE-438FX...

  • Page 28: Connecting The Ground Wire

    2292B (1) Ground wire from the machine head (Ground mark position) * The recommended tightening torque for the ground screws is 1.0±0.1 N･m. NOTE: Make sure that the ground connections are secure in order to ensure safety. KE-430FX/KE-430FS, BE-438FX...

  • Page 29: Installing The Rear Cover

    3. INSTALLATION 3-11. Installing the rear cover (1) Rear cover (2) Screws [4 pcs] NOTE: Be careful not to clamp the cords when installing the rear cover (1). 3168B KE-430FX/KE-430FS, BE-438FX...

  • Page 30: Lubrication

    ・ Use only the lubricating oil <Nippon Oil Corporation Sewing Lube 10N; VG10> specified by Brother. * If this type of lubricating oil is difficult to obtain, the recommended oil to use is <Exxon Mobil Essotex SM10; VG10>.

  • Page 31: Connecting The Power Cord

    • Take care when tapping in the staples (3) to make sure that they do not pierce the cords. • Do not use extension cords, otherwise machine operation problems result. Control box Green and yellow wire (ground wire) 2353B KE-430FX/KE-430FS, BE-438FX...
  • Page 32 3. Use the six screws to tighten the cover of the control box. Check that none of the cords are being clamped by the cover at this time. Green and yellow wire (ground wire) KE-430FX/KE-430FS, BE-438FX...
  • Page 33 3. Use the six screws to tighten the cover of the control box. Check that none of the cords are being clamped by the cover at this time. Green and yellow wire (ground wire) 2351B KE-430FX/KE-430FS, BE-438FX...

  • Page 34: Checking The Machine Head Switch

    After this, the program number will flash in the program No. display (6). 2. Depress the foot switch (7) to the 2nd step. The feed mechanism will move to the home position and the work clamp / button clamp will rise. 2339B 2nd step 2346B KE-430FX/KE-430FS, BE-438FX...

  • Page 35: Preparation Before Sewing

    * When using threading mode for threading, the tension discs (1) will open so that the thread can be threaded more easily. (Refer to following page.) [When using the needle cooler (option)] [Two holes] Synthetic thread Spun rayon yarn [One hole] Approx. 40mm 3169B KE-430FX/KE-430FS, BE-438FX...
  • Page 36 THREAD/CLAMP indicator flashes 2389B Menu indicators switch off Threading the thread. Ending threading mode Press the THREAD/CLAMP key. • The work clamp/button clamp will return to where it was before threading mode was started. 2390B THREAD/CLAMP indicator switches off KE-430FX/KE-430FS, BE-438FX...

  • Page 37: Winding The Lower Thread

    Loosen the nut (7) and move the bobbin winder tension assembly (8) up and down to adjust. * For case A, turn the bobbin winder tension assembly (8) clockwise (a), and for case B, turn it counterclockwise (b). Case Ａ Case Ｂ 3173B KE-430FX/KE-430FS, BE-438FX...

  • Page 38: Installing The Bobbin Case

    Adjust the thread tension to the weakest possible tension by turning the thread tension nut (1) until the bobbin case will not drop by its own weight while the thread end coming out of the bobbin case is held. weaker stronger 2536Q KE-430FX/KE-430FS, BE-438FX...

  • Page 39: Upper Thread Tension

    35 - 40 mm, when the thread take-up lever is not used. Stronger Weaker Setting the tension value <For KE-430FX and BE-438FX> Press the key (2) or the key (3) to change the tension value (4).

  • Page 40: Thread Nipper Device

    4. PREPARATION BEFORE SEWING [Guide to maximum sewing speed for KE-430FX･FS] Max. sewing speed (sti/min) Standard hook Large hook 8 layers of denim 3,200 2,500 12 layers of denim 2,700 Ordinary materials 2,700 2,500 For knitted materials and 2,500 foundation garments NOTE: The thread may break due to heat under some sewing conditions.
  • Page 41 4487Q 5. With the KE-430FX, the lower thread may poke out from the underside of the material on the 2nd stitch for some types of material and thread. If this happens, it is recommended that you use sewing patterns that are designed for use with the thread nipper device.

  • Page 42: Inserting The Button (Be-438Fx)

    1. Install the spring support (1) with the bolt (2). 2. Install the spring (3) with the washer (4) and the screw (5). * Adjust so that the spring (3) is in the middle of the button. 2308B KE-430FX/KE-430FS, BE-438FX...

  • Page 43: Using The Operation Panel (Basic Operations)

    Illuminates when the SELECT key (14) is pressed to switch to the X-scale setting. (10) Y-SCALE indicator Illuminates when the SELECT key (14) is pressed to switch to the Y-scale setting. (11) SPEED indicator Illuminates when the SELECT key (14) is pressed to switch to the sewing speed setting. KE-430FX/KE-430FS, BE-438FX...
  • Page 44 Shows the section number when you select a pattern in which the upper thread tension changes while the pattern is being sewn. (22) TENSION display <For KE-430FX and BE-438FX> Shows the upper thread tension value. (23) Setting keys [+, -] Used to change the value which is displayed in the SECTION No.

  • Page 45: Program Setting Method

    ・ If the display is flashing, it means that no pattern number has been entered and applied. If you press the SELECT key or the TEST key, the changes to the program 2399B contents will be canceled. KE-430FX/KE-430FS, BE-438FX...
  • Page 46 Repeat steps 4 to 6 above to record the settings for each parameter. If you would like to continue setting another program, repeat steps 2 to 7 above. Exit program mode. Press the TEST key. ・The display will return to the normal display. 2404B TEST indicator switches off KE-430FX/KE-430FS, BE-438FX...

  • Page 47: List Of Parameters

    438FX: 200 sti/min to 2700 sti/min Setting units are 100 sti/min. (Initial value is 2000 sti/min.) * The setting is displayed in units of 10 sti/min. Sewing For a setting of 2000 sti/min, the display will speed be “200”.) Initial value 2408B KE-430FX/KE-430FS, BE-438FX...
  • Page 48 * The thread nipper device will not operate for settings other than Lo8 and Lo9. 0 - 300 (Initial setting is “75”.) * The later the value, the stronger the upper thread tension. Upper thread tension <For KE-430FX and BE-438FX> Initial value 2409B KE-430FX/KE-430FS, BE-438FX...

  • Page 49: Copying Programs

    3 of “5-2. Program setting method”. 2413B 2414B Change the necessary parameters. Carry out the steps from step 4 onward in “5-2. Program setting method” to change the necessary parameters. KE-430FX/KE-430FS, BE-438FX...

  • Page 50: Checking The Sewing Pattern (Ke-430Fx･Fs)

    5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-4. Checking the sewing pattern (KE-430FX･FS) Use test feed mode to check the needle movement with only the work clamp operating. Check that the needle hole does not come out from the frame of the work clamp.

  • Page 51: Checking The Sewing Pattern (Be-438Fx)

    TEST indicator flashes 2416B End test feeding. Press the TEST key. Depress the foot switch to the 1st step. The button clamp will be raised and preparation for sewing will be complete. 1st step 2404B TEST indicator switches off 4441Q KE-430FX/KE-430FS, BE-438FX...

  • Page 52: Correcting The Upper Thread Tension

    5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-6. Correcting the upper thread tension <For KE-430FX and BE-438FX> The upper thread tension value is always displayed during sewing standby mode, and it can be changed at any time. <A. Basic method of use>...

  • Page 53: Using The Operation Panel (Advanced Operations)

    Repeat steps 2 to 4 above to set each memory switch. Exit setting mode. Press the TEST key. ・ The changes will be memorized and the sewing machine will switch to home position detection standby. 2404B TEST indicator switches off KE-430FX/KE-430FS, BE-438FX...

  • Page 54: List Of Memory Switches

    Assignment to F4 key: Memory switch No. 410 *1: Off for KE-430FX･FS and ON for BE-438FX. *2: The setting is enabled when memory switch No. 402 is set to “ON” and (for the BE-438FX) when pattern No. 1 to No. 64 (button hole data) is selected.
  • Page 55 Thread nipper device can be used. (*5) *5: The setting is enabled when memory switch No. 100 is set to “ON”, the slow start pattern is set to Lo8 or Lo9 and when the sewing speed value is set to 1500 sti/min or more. KE-430FX/KE-430FS, BE-438FX...

  • Page 56: Using The Lower Thread Counter

    If you press the RESET key (3) for 2 seconds or more, you can return the lower thread counter to its initial value even if the current value is not “0000”. 2428B KE-430FX/KE-430FS, BE-438FX...

  • Page 57: Using The Production Counter

    7 digits while the keys are being pressed. ・ While pressing the ENTER key, press the F2 key. The lower thread counter will be displayed while the keys are being pressed. 2432B KE-430FX/KE-430FS, BE-438FX...

  • Page 58: Using Cycle Programs

    ・ The display will change from flashing to illuminated, and this means that the setting has been applied. ・ If you press the keys (4), the keys (5) or the TEST key without pressing the ENTER key, you can cancel the parameter changes. KE-430FX/KE-430FS, BE-438FX...
  • Page 59 (6). If you would like to continue setting another cycle program, repeat steps 2 to 5 above. End cycle program recording mode. Press the TEST key. This completes the recording of cycle programs. 2404B TEST indicator switches off KE-430FX/KE-430FS, BE-438FX...
  • Page 60 ・ If you press the key, you can return to the previous step or skip to the next step respectively. (You 2440B do not need to carry out home position detection again.) 2382B 2383B (Continued on next page) KE-430FX/KE-430FS, BE-438FX...
  • Page 61 Program No. (*3) 200 – 999 (*2) 1 – 89 (*1) *1: 1 to 64 for the 438FX *2: Only the numbers which have been recorded are displayed. *3: Only when program numbers 200 to 999 have not been recorded. KE-430FX/KE-430FS, BE-438FX...

  • Page 62: Direct Selection

    Program No.C04 2443B 2444B 2445B 2442B 406＝3 Item specified by memory Item specified by memory Item specified by memory Item specified by memory switch No. 407 switch No. 408 switch No. 409 switch No. 410 2444B 2445B 2442B 2443B KE-430FX/KE-430FS, BE-438FX...

  • Page 63: Resetting All Settings To Their Defaults

    *3: Additional patterns will also be cleared, so check that a backup exists before clearing them. 2447B 2138M 2139M Press the ENTER key for two seconds or more. • The menu display will change to illuminated and initialization will then be complete. 2448B Press the TEST key. 2404B KE-430FX/KE-430FS, BE-438FX...

  • Page 64: Sewing

    6. Depress the foot switch to the 2nd step. The sewing machine will start sewing. 2384B 7. Once sewing is completed and the thread has been trimmed, the work clamp (2) / button clamp (3) will rise. 4116M KE-430FX/KE-430FS, BE-438FX...

  • Page 65: Changing Sewing Conditions

    ・ The setting value (sti/min) will be displayed in the menu display (3). 2. Press the key (4) to set the sewing speed. (Sewing speed values: KE-430FX･ FS: 200 to 3200; BE-438FX: 200 to 2700) 2451B <Changing slow start pattern>...

  • Page 66: Maintenance

    (2) and the shuttle hook (3). 4462Q 3. Clean all the dust and thread ends from around the driver (4), the top of the rotary hook thread guide and the shuttle race. 4482Q KE-430FX/KE-430FS, BE-438FX...

  • Page 67: Cleaning The Control Box Air Inlet Ports

    2310B 8-5. Checking the needle Always check that the tip of the needle is not broken and also the needle is not bent before starting sewing. 2311B 8-6. Lubrication Carry out the lubrication referring to “3-12. Lubrication”. KE-430FX/KE-430FS, BE-438FX...

  • Page 68: Applying Grease (Work Clamp: Ke-430Fx･Fs)

    8. MAINTENANCE 8-7. Applying grease (Work clamp: KE-430FX･FS) Periodically apply grease to the sliding parts of the work Viewed from directly above clamp (1) and the work clamp arm (2). NOTE: After replacing the work clamp (1), be sure to apply grease before using it.
  • Page 69 8. MAINTENANCE <Applying grease> Use Brother-specified “Grease unit (SB1275-101)”. 1. Removing the grease assembly 1. Remove the four screws (1), and then remove the rear cover (2). 2. Remove the grease assembly (3) from inside the rear cover (2). 3176B 2.
  • Page 70 (6) and the two bolts (7). NOTE: Securely tighten the bolt (6) and the two bolts (7). If any of these bolts are loose, grease may leak out and problems with sewing machine operation such as seizing may occur. Grease 3179B KE-430FX/KE-430FS, BE-438FX...
  • Page 71 (4) in units of 10,000 stitches. 2. Press and hold the RESET key (5) for 2 seconds or more. (This completes the reset procedure.) 3. When you press the TEST key (6), the displays will return to their normal displays. 2344B KE-430FX/KE-430FS, BE-438FX...

  • Page 72: Standard Adjustment

    Furthermore, after tilting back the machine head, do Ask your Brother dealer or a qualified electrician to not push the face plate side or the pulley side from carry out any maintenance and inspection of the above, as this could cause the machine head to electrical system.

  • Page 73: Thread Take-Up Spring

    Stronger Weaker 2321B Adjust by turning the shaft (2) with a screwdriver. * 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-430FX/KE-430FS, BE-438FX...

  • Page 74: Arm Thread Guide C

    (reference line A) is aligned with the lower edge of the needle bar bush (3). If using a DP x 5 needle, use the highest reference line (reference line a). KE-430FX/KE-430FS, BE-438FX...

  • Page 75: Adjusting The Needle Bar Lift Amount And The Driver Needle Guard

    Turn the pulley to align the tip of the rotary hook with the needle center line. Then loosen the set screw (1) and turn the eccentric shaft (2) to adjust so that the clearance between the needle and the rotary hook is 0.01 - 0.08 mm. KE-430FX/KE-430FS, BE-438FX...

  • Page 76: Adjusting The Shuttle Race Thread Guide

    2. Loosen the two bolts (1), and then adjust by moving the oil tank assembly (2) up or down. * The standard position is when the centers of the two bolts (1) are aligned with the reference line on the oil tank plate (3). KE-430FX/KE-430FS, BE-438FX...

  • Page 77: Replacing The Movable Knife And Fixed Knife

    * Move the movable knife (6) as shown in the illustration and check that it trims the thread cleanly. Note: If the movable knife spacer (11) is too thick, it will not be possible to trim the thread. 2334B KE-430FX/KE-430FS, BE-438FX...

  • Page 78: Adjusting The Work Clamp Lift Amount (Ke-430Fx･Fs)

    9. STANDARD ADJUSTMENT 9-8. Adjusting the work clamp lift amount (KE-430FX･FS) Adjust so that the actual maximum lift amount for the work clamp is 17 mm above the top of the needle plate when the maximum work clamp height has been set to 17 mm using the operation panel.

  • Page 79: Adjusting The Holding Pressure (Be-438Fx)

    (1) is aligned with the center of the needle. Note: Check that the needle bar thread guide (3) and the thread wiper base shaft (4) are not touching at this time. Approx. 2 mm 2338B 2335B KE-430FX/KE-430FS, BE-438FX...

  • Page 80: Checking The Machine Head Switch

    <If error [E050], [E051] or [E055] is displayed> If the machine head switch (1) is not turned on, error [E050], [E051] or [E055] will occur. Use the screw (2) to adjust the installation position of the machine head switch as shown in the illustration. 2295B KE-430FX/KE-430FS, BE-438FX...

  • Page 81: Table Of Error Codes

    Check that connector P14 on the main P.C. board is properly connected. An operation panel key was still being pressed when the power was turned on, or key is faulty. E065 Turn off the power and check the operation panel. KE-430FX/KE-430FS, BE-438FX...
  • Page 82 Turn off the power, and then check that connectors P19 and P23 on the main P.C. board are properly connected. Work clamp/button clamp raised or lowered position cannot be detected. E301 Turn off the power, and then check that there is no problem with the vertical work clamp/button clamp position. KE-430FX/KE-430FS, BE-438FX...
  • Page 83 Turn off the power, and then check that connector P16 on the main P.C. board is properly connected. Internal memory is full and copying is not possible. E474 Press the RESET key to clear the error. Clear any unnecessary additional patterns. KE-430FX/KE-430FS, BE-438FX...
  • Page 84 Turn off the power, and then check if there are any problems with the work clamp/button clamp operation. If an error code that is not listed above appears or if carrying out the specified remedy does not solve the problem, contact the place of purchase. KE-430FX/KE-430FS, BE-438FX...

  • Page 85: Troubleshooting

    Work clamp does not Grease the sliding part of the work Work clamp operation is sluggish. P. 59 rise. (KE-430FX･FS) clamp. Too much friction between work clamp Grease the work clamp lifter plate and lifter plate and work clamp arm lever work clamp arm lever plate.
  • Page 86 Use the correct needle for the material. P. 30 Needle is striking the button. Refer to “5-6. Checking the sewing P. 42 (BE-438FX) pattern” . Button breaks. Refer to “5-6. Checking the sewing P. 42 Needle is striking the button. (BE-438FX) pattern” . KE-430FX/KE-430FS, BE-438FX...
  • Page 87 P. 17 operate when power is is disconnected. turned on and foot switch is depressed. Adjust the position of the switching Machine head switch does not work. P. 25 plate. Replace the machine head switch if it is broken. KE-430FX/KE-430FS, BE-438FX...

  • Page 88: Segment Display List

    12. 7-SEGMENT DISPLAY LIST 12. 7-SEGMENT DISPLAY LIST 4268M KE-430FX/KE-430FS, BE-438FX...
  • Page 89 MEMO KE-430FX/KE-430FS, BE-438FX...

  • Page 90: Instruction Manual

    INSTRUCTION MANUAL * Please note that the contents of this manual may differ slightly from the actual product purchased as a result of product improvements. © 2013 Brother Industries, Ltd. All Rights Reserved. KE-430FX/KE-430FS, BE-438FX SB4760-001 E This is the original instructions.

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