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)
Electronic direct drive lockstitch bar tacker; electronic direct drive lockstitch button sewer (90 pages)
Summary of Contents for Brother KE-430HX
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KE-430HX SERVICE MANUAL SERVICE MANUAL KE-430HS BE-438HX BE-438HS Please read this manual before making any adjustments. ELECTRONIC DIRECT DRIVE LOCKSTITCH BAR TACKER ELECTRONIC DIRECT DRIVE LOCKSTITCH BUTTON SEWER...
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This service manual is intended for KE-430HX/KE-430HS and BE-438HX/BE-438HS; be sure to read the KE-430HX/ KE-438HS and BE-438HX/BE-438HS 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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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-430HX/KE-430HS, BE-438HX/BE-438HS...
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Contact your Brother dealer or a qualified electrician for any electrical work that may need to Secure the table so that it will not move when tilting be done.
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If the machine develops a problem, contact your to carry out threading. nearest Brother dealer or a qualified technician. If using a work table which has casters, the casters should be secured in such a way so that they cannot move.
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If only one hand is used, the weight of the machine Ask your Brother dealer or a qualified electrician to head may cause your hand to slip, and your hand carry out any maintenance and inspection of the may get caught.
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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. Touching areas where high voltages are present will result in severe injury.
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2559B 3854B Thread take-up cover 3856B KE-430HX only Eye guard Finger guard Transformer box (100V/110V/380V/400V) Oil tank Rear cover DT solenoid cover Side cover 4010B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
5-1-5. Adding sections ..........44 6-8. Thread nipper mechanism 5-1-6. Changing tension codes within a section ..45 (KE-430HX -03, -0K, -01 specifications only) ..86 5-1-7. Deleting sections ........... 46 7. DISASSEMBLY ........5-2. X and Y parallel movement of sewing patterns ..47 5-3.
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Thread trimmer mechanism (1) ......109 9-19. Adjusting the X- and Y-feed motor home 8-6. Thread nipper mechanism position ............148 (KE-430HX-03, -0K, -01 specifications only) ..110 9-20. Adjusting the work clamp motor home 8-7. Work clamp lifter mechanism ......111 position ............150 8-8.
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.......... 179 13-13. Button breakage (BE-438HX/HS) ....180 13-14. Work clamp height is unsuitable (KE-430HX/HS) ..........180 13-15. Button clamp height is unsuitable (BE-438HX/HS) ..........180 13-16. Thread wiper does not operate correctly ..180 13-17.
Machine head: approx. 60 kg, Operation panel: approx. 0.4 kg Weights Control box: approx. 7 kg 100V, 110V, 200V - 230V, 380V - 400V Power source * The voltages which can be used and the available regions may vary depending on the specifications. Power consumption 450 VA KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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*5 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. *6 If using a shank button, use the shank device (other than for Europe: SB7900-001, for Europe: SB7900-0E1). KE-430HX/KE-430HS, BE-438HX/BE-438HS...
* While supporting the arm with both hands, gently lower it. 3915B Returning the machine head to the upright position 1. Pack away any tools which are near the table. 2. While supporting the arm with both hands, gently return the machine head to its original position. 3916B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
*1 Depending on the memory switch settings, the height of the work clamp/button clamp can also be set by means of parameters. *2 The PS300B can be used to create patterns and load them into actual sewing machines. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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PS300B can also be selected. * Patterns S001 to S089 (S001 to S064 for the 438HX/HS) are listed in “2-2. List of sewing patterns (KE-430HX/HS)” and “2-3. List of sewing patterns (BE-438HX/HS)” in the instruction manual. 4051B...
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When memory switch No. 470 is set to ON. Work clamp/button clamp height (medium) (mm) 430H: 1 - 17 / 438H: 1 - 13 When memory switch No. 470 is set to ON. Upper thread tension setting value 0 - 300 KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・“9-21. Adjusting the thread nipper motor position” ・“9-22. Setting method for standard depression strokes (Foot switch)” ・“9-23. Data initialization method” ・“9-24. Adjusting the touch panel key position” ・“9-25. Correcting the digital tension output (KE-430HX, BE-438HX) ” ・“4-10. Updating the software version" KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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4. FUNCTION SETTINGS Turn on power. If the power is turned on without any operations KE-430HX/KE-430HS, BE-438HX/BE-438HS...
(the value being displayed) is different from the initial value. When checking detailed explanations of memory switches You can touch the check key (7) to check the detailed explanation of the memory switch which is currently selected. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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OK key, you can cancel the changes. <Exiting the memory switch setting screen> ・At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
(Start switch) Start 4: (Work clamp switch 1st step) Maximum drop → (Work clamp switch 2nd step) Start 5: (Work clamp switch 1st step) Drop to intermediate height → (Work clamp switch 2nd step) Maximum drop and start KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Depress Neutral 1st step 2nd step Depressed further Release Work clamp Sewing machine Work clamp raised maximum drop start Work clamp maximum drop Work clamp drop to Work clamp raised + Sewing machine intermediate height start 2984B 2985B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Work clamp Work clamp drop to maximum drop Work clamp raised intermediate + Sewing height machine start *1: Enabled when the work clamp switch is at neutral and the work clamp/button clamp is fully lowered. 2986B 2987B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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430H: 400 − 3300 (sti/min) Sewing speed for 2nd stitch before the sewing end 438H: 400 − 2800 (sti/min) *1: The initial value will vary depending on the specifications. (Refer to “Initial values for each specification” on the following page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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+: Feed timing becomes later. (degrees) 430H: -80 − 80 Changes the feed timing for the 2nd stitch at the sewing start (degrees) −: Feed timing becomes earlier. 438H: -100 − 100 +: Feed timing becomes later. (degrees) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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−: Feed timing becomes earlier. +: Feed timing becomes later. (degrees) *1: This is not initialized during initialization mode. *2: The initial value will vary depending on the specifications. (Refer to “Initial values for each specification” on the following page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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4. FUNCTION SETTINGS Initial values for each specification KE-430HX -03 KE-430HX -05 BE-438HX KE-430HX -01 KE-430HX -0K KE-430HS -03 KE-430HS -05 BE-438HS Initial Setting range Setting units Setting details value If the overall feed timing (setting No. 260) has been changed from the initial value, this specifies the effective number of stitches.
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-5.0 − 5.0 Final stitch offset in Y direction (mm) 430H: 40.0 0.0 − 40.0 Sewing area limit in X direction (mm) * Setting range is 0.0 to 50.0 (mm) when No.473 is set to “1”. 438H: 6.4 KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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* Enabled when No. 470 is set to “OFF”. (mm) 430H: 1 − 17 (mm) Work clamp/button clamp intermediate drop position setting 438H: 1 − 13 * Enabled when No. 470 is set to “OFF”. (mm) Sewing area (430H only) 430H: 0 0: 40×30mm 1: 50×40mm KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Nip timing offset for thread nipper device (degrees) -160 − 110 -110 Release timing offset for thread nipper device (degrees) *1: This is not displayed for models with digital tension. *2: This is not initialized during initialization mode. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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ON: Enabled OFF: Disabled Time from error occurring to buzzer stopping OFF, 2 − 30 OFF: Buzzer does not stop. (seconds) 2 − 30: Buzzer stops after the specified time. *1: This is not initialized during initialization mode. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Eyelet bar tack closing device (old 432 series) OFF: Disabled OFF, 1 − 2 1: Eyelet bar tack closing device operates after the work clamp has dropped. 2: Eyelet bar tack closing device operates at the sewing start. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Press the back key (5) to return to the special menu screen. <To exit from the special menu> ・ At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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ON when detected, External input 1 ON / OFF OFF when not detected ON when detected, IN-13 External input 2 ON / OFF OFF when not detected ON when detected, External input 3 ON / OFF OFF when not detected KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Press the back key (6) to return to the special menu screen. <To exit from the special menu> ・ At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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OFF while it is released OUT-09 External output 1: External output 1 2: External output 2 3: External output 3 ON when OK key is pressed, and OFF automatically after the specified OUT-10 Optional solenoid time has elapsed KE-430HX/KE-430HS, BE-438HX/BE-438HS...
<Exiting software version checking mode> ・Press the back key to return to the special menu screen. <Exiting the special menu> ・At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Press the back key (6) to return to the special menu screen. <To exit from the special menu> ・ At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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The total number of stitches sewn since the lubricating oil was replaced and the actual display value can be cleared. * The oil counter value can be cleared by touching the RESET key and then touching the OK key KE-430HX/KE-430HS, BE-438HX/BE-438HS...
1. If you press an error item, the display will switch to the error handling screen for the selected item. 2. The remedy for the error code is displayed. Press the back key to return to the error history screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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(3) without pressing the OK key, the error history will not be cleared. <To exit from the special menu> ・ At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
3. Touch an item, and then select whether to enable or disable protection for that item. :Protection setting is enabled (changing settings is disallowed) :Protection setting is disabled (changing settings is allowed) 4. Press the OK key to confirm the protection setting. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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1. At the Individual selection of protection setting screen, select the ALL key (3). 2. All items will have a check mark alongside them. * You can clear all of the check marks by pressing the ALL key again. 3. Press the OK key to confirm the setting. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Program copy operations in the setting menu are disallowed. Data reading and writing operations in the setting menu and maintenance data Read/Write data writing operations in the special menu are disallowed. Restart sewing Restarting sewing from an interrupted position is disallowed. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
<While version updates are running> 1. While version updating is in progress, the progress status will be displayed. * Do not turn off the power while version updating is in progress. 2. Once version updating is finished, turn off the power. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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<While version updates are running> 1. While version updating is in progress, the progress status will be displayed. * Do not turn off the power while version updating is in progress. 2. Once version updating is finished, turn off the power. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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<While version updates are running> 1. While version updating is in progress, the progress status will be displayed. * Do not turn off the power while version updating is in progress. 2. Once version updating is finished, turn off the power. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Add a tension code at the point to be changed. Refer to "5-1-3. Checking pattern data" and "5-1-6. Changing tension codes within a section". Deleted? Select the section to be deleted and then delete it. Refer to "5-1-3. Checking pattern data" and "5-1-7. Deleting sections". KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Depress the foot switch to the 2nd step. 2nd step ・ Home position is detected, and then the sewing machine moves to the sewing start position. From this point on, the condition is referred to as pattern editing mode. 4441Q KE-430HX/KE-430HS, BE-438HX/BE-438HS...
For details on the program copying method, refer to "5-16. Copying programs (additional programs)". You can use the initialization or additional program deletion functions to delete any sewing program data which has been added to that program by copying. Refer to "9-23. Data initialization method" and "5-7. Deleting additional programs". KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If you would like to end pattern editing without adding any sections, press the back key , the menu key or the home key KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If you press the needle movement change key [ ] or ] before pressing the key, the tension change will be canceled. If you would like to end pattern editing without changing any sections, press the back key , the menu key or the home key KE-430HX/KE-430HS, BE-438HX/BE-438HS...
1 at the beginning of the program alone cannot be deleted. If you would like to end pattern editing without deleting any sections, making any changes, press the back key , the menu key or the home key KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If the sewing pattern goes outside the sewing area as a result of parallel movement, sewing will not be possible. For example, set to 3.00. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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When the power switch is turned off, the movement amount which has been stored will be reset. However, if memory switch No. 465 is set to “2”, the movement amount will remain stored and will not be reset. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ You can make the initial setting appear in the display by touching the reset key (5). When checking detailed explanations of memory switches You can touch the check key (6) to check the detailed explanation of the memory switch which is currently selected. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Assignment to F1 key: memory switch No. 407 Assignment to F2 key: memory switch No. 408 Assignment to F3 key: memory switch No. 409 Assignment to F4 key: memory switch No. 410 KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Thread nipper device can be used. (*1) *1 The setting is enabled when memory switch No. 100 is set to "ON", the slow start pattern is set to 8 or 9 and when the sewing speed value is set to 1,500 sti/min or more. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Sewing speed for the 3rd stitch 1,500 Sewing speed for the 4th stitch 2,000 2,000 The speed will not be faster than the sewing speed which has been set. The thread nipper device will not operate for settings other than 8 and 9. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
For details on loading additional programs from USB memory, refer to "5-18-5. Reading additional pattern data". For details on the program copying method, refer to "5-16. Copying programs (additional programs)". For details on editing tension codes, refer to "5-1. Editing patterns". KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the delete additional program screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
(1) to switch to the select program screen, and select the program. ・ The setting ranges for other items will vary in accordance with the pattern which is registered, so register the pattern first. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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・ If you press the back key without pressing the OK key, you can return to the select user program screen and cancel the changes to parameter settings. If you would like to continue another program, repeat steps 2 to 8 above. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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No. 402 to "ON". 430HX/HS: 200 sti/min to 3,300 sti/min 430HX/HS: 200 sti/min to 2,800 sti/min The setting is in units of 100 sti/min. Sewing (Initial value: 2,700 sti/min for the 430HX/HS speed 2,300 sti/min for the 438HX/HS) Initial value KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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(Initial value is 10.) * It is possible to change the value of intermediate work clamp height (L) only when memory switch No. 071 is set to "2" or memory switch No. 072 is set to "2" or "5". KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the delete user program screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Once a step has been selected and a check mark appears, touch the step select key (4). ・ The display will switch to the select user program screen. ・ The user programs which have been registered will be set in the selected step. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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・ At the delete user program screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the delete cycle program screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
3. If you touch the reset key (2), the display will switch to the home screen, the lower thread counter value will return to the setting value, and sewing will be possible. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ The counter value displayed in the home screen is incremented by 1 each time one sewing operation is completed. * The lower 5 digits are displayed in the home screen. If you would like all digits to be displayed, check using the production counter setting screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ The garment counter will not be displayed on the home screen when sewing programs other than cycle programs. ・ The counter value which is displayed on the home screen will be incremented by 1 each time all of the steps in the selected cycle program have been sewn once. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ON=Single split mode Only the split section which is selected in the split settings can be sewn. ・OFF=Continuous split mode Sewing can be carried out from the split section which is selected in the split settings to the sewing end. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Change the necessary items. Carry out the steps in "5-4. Setting the X scale and Y scale", "5-5. Setting the sewing speed" and "5-6. Setting the work clamp height" in the instruction manual, and change the necessary items. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
(2) in the tension value display. Confirm the correction value. Touch the OK key ・ The correction value will be confirmed, and it will be applied to the upper thread tension value the next time sewing is carried out. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Sewing parameters of Same as above ISMUPG.SEW programs Cycle program Same as above ISMCYC.SEW Stores the files which relate to error logs. Error log Same as above (The data can only be written from the maintenance information screen.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Same as for "Export all data" in the "Read/Write data" list. Export maintenance Memory switch settings and error logs are written to the USB memory. information The additional sewing data that can be used with this sewing machine is data that has been created for KE-430H/BE-438H models. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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You can return to the special menu by pressing the back key <To exit from the special menu> ・ At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ At the Read/Write data screen, you can press the back key or the menu key to return to the setting menu. ・ In addition, when the home key is pressed, the display switches to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
You can return to the special menu by pressing the back key <To exit from the special menu> ・ At the special menu screen, press the home key to close the special menu and switch to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
8. Button clamp rod 9. Button clamp lever 10. Button clamp holder hook assembly 11. Button clamp holder shaft * When the work clamp pulse motor is turned off, the button 12. Button clamp clamp rod rises, and button clamps lower. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
4. X-feed lever 5. Regulator block assembly 3975B 6. Feed bar sub assembly Y direction 1. Pulse motor Y assembly 2. Feed gear 3. Y-feed rack shaft 4. Y-feed rack shaft clamp 5. Feed bar sub assembly 3976B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Turn off the power switch before carrying out Brother will not be held responsible for any accidents disassembly, otherwise the machine may operate if or problems resulting from the use of non-genuine the foot switch is depressed by mistake, which may parts.
14. Thread trimmer cam lever shaft 15. Washers [2 pcs] 16. Thread trimmer cam For the KE-430HX/HS (-05 specifications) and BE-438HX/HS, parts marked 17. Socket bolt (S/P washer) with * are supplied as accessories. Install them if necessary. 18. Thread trimmer lever...
6. Oil tube support 7. Screw 8. Cord holder U3 9. Shuttle race base assembly 3989B 10. Socket bolts (S/P washer) [2 pcs] 11. Splash plate 12. Rubber caps [2 pcs] 13. Set screws [4 pcs: Loosen] (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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17. Oil seal and the bearing bush together toward the rear.] 18. Rock gear shaft F assembly [Pull forward] 24. Bearing bush assembly 19. Rock gear 25. Bearing bush assembly 20. Set screws [6 pcs: Loosen] 26. Oil seal KE-430HX/KE-430HS, BE-438HX/BE-438HS...
* (number) indicates part names only. (The numbers do not indicate the order of assembly.) * Apply grease to the required places when reassembling the parts and once every two years. Unless otherwise specified, use Brother-specified "Grease unit (other than for Europe: SA8771-101, for Europe: SB6659-101)".
8. ASSEMBLY 8-3. Threading mechanism KE-430HX, BE-438HX While gently pushing the tension stud assembly 3 in the direction shown in the illustration, tighten the set screw 6 until there is no clearance between the tension bracket 1 and the nut 5.
7. Connecting plate 12. Screws [2 pcs] 3. Plain washer 8. Plain washer 13. Retaining ring E 4. Retaining ring E 9. Retaining ring E 14. Set screw [Tighten] 5. Set screw [Tighten] 10. Thread wiper arm assembly KE-430HX/KE-430HS, BE-438HX/BE-438HS...
28. Bolts [2 pcs] 9. Thread trimmer lever 19. Set screws [2 pcs] 10. Socket bolt (S/P washer) 20. Set screws [2 pcs] For the KE-430HX-03, -0K, -01, install the parts marked with * as the thread nipper parts. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
8. ASSEMBLY 8-6. Thread nipper mechanism (KE-430HX-03, -0K, -01 specifications only) Apply grease to the portions indicated by the white arrows. The TN-driving lever 14 and the washer 15 which are Adjust while referring to “9-21. Adjusting the marked with * should be installed at the time of thread nipper motor position”.
21. Bolts [3 pcs] 6. W-clamp cam shaft 14. Retaining ring E 22. Link shoulder screw 7. Set screws [4 pcs: Tighten] 15. Set screws [2 pcs: Tighten] 16. Gear 16 8. Set screw collar (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Make sure that the harness connector is facing the correct way at this time. Engage drive gear 16 16 and the cam gear 4, and while taking up the backlash (play), install the pulse motor P assembly 17. (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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(438H) is lowered, the needle bar guide slide block 24 (430H) or 35 (438H) moves away, so hold the work clamp lifter plate assembly 23 (430H)/button clamp rod 30 (438H) in place until the link shoulder screw 4066B 31 (430H) or 42 (438H) is tightened. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Engage the feed gear 1 and the X-feed gear 6 so that the index marks are as close together as possible, and then tighten the bolt 7 so that the gears move smoothly in the axial direction with no play. (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Move the feed bar sub assembly 15 back and forth so that the Y-feed rack shaft 10 and the feed bar sub assembly 15 move smoothly, and then tighten the two bolts 13 and two screws 14. (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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* For the BE-438H, be particularly careful that the Approx. 100 mm mechanism is in the correct position shown in the illustration. 4029B After installing, adjust while referring to "9-19. Adjusting the X- and Y-feed motor home position" KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Apply grease to the portions indicated by the white arrows. 1. Shuttle race base assembly 2. Oil tube support 3. Screw 4. Cord holder U3 5. Screw 6. Adjusting stud 7. Set screw [Tighten] GREASE BZL-302R GREASE BZL-302R 4033B (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Gap distribution Gap distribution 4035B 8. Rock gear 9. Rock gear shaft F assembly 10. Oil seal 11. Rock gear shaft R assembly 12. Set screws [2 pcs: Tighten] 13. Set screws [2 pcs: Tighten] (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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16. Bearing bush assembly 17. Lower shaft assembly 18. Oil seal 19. Bearing bush assembly 20. Set screws [6 pcs: Tighten] 21. Driver 22. Bolt [Temporarily tighten] 23. Set screws [4 pcs] 24. Rubber caps [2 pcs] (Temporarily tighten) 4037B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
* Set screws marked with * in the illustration are on the screw stop side. Refer to the next page for the points to note during reassembly. A on next page 1. Crank lubrication assembly 2. Screws [2 pcs] 3. Tube holder 4. Screw 4030B (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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20. Bolts [2 pcs] 11. Set screw 29. Plain washers [2 pcs] 21. Washer crank rod 30. Screws [2 pcs] 12. Set screws [2 pcs] 22. Bolt 13. Set screws [2 pcs] 14. Oil seal (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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9 and motor shaft and then tighten the screw Install pulley gear R 8 so that it is aligned with a in B again. the reference line on the upper shaft 9. (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
8. ASSEMBLY 8-11. Needle bar mechanism Apply grease to the portions indicated by the white arrows. When tightening the two set screws 7, KE-430HX, BE-438HX first turn the pulley approximately 10 times to the position where it turns Inside hole smoothly.
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17. Needle bar [Insert from above] 22. Air nozzle assembly 26. Needle bar thread guide 18. Screw 23. Screws [2 pcs] 27. Needle 19. Air cylinder cap assembly 24. Cord holders [2 pcs] 28. Screw 20. Middle plate (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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(top reference line) is aligned with the lower edge of the needle bar bush when the machine pulley is turned to lower the needle bar 17 to its lowest position, and then set the cut section so that it is facing forward and tighten the screw 18. 4647Q KE-430HX/KE-430HS, BE-438HX/BE-438HS...
3. Shuttle race base setting claw [Close] 4. Bobbin case assembly After installing the shuttle hook 1, carry out the adjustments in “9-3. Adjusting the needle bar lift amount and the driver needle guard” and “9-4. Adjusting the needle clearance”. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
8. ASSEMBLY 8-15. Work clamp arm mechanism (KE-430HX/HS) Push the work clamp arm lever plate (3) in the direction of the arrow to raise the work clamp (4) by about 5 mm, set so that there is a clearance of 0.1 mm between the...
After installing, check that the needle passes into the button hole without touching the button. (Refer to “9-12. Adjusting the position of the button clamp (BE-438HX/HS)”.) Apply grease to the portions indicated by the white arrows. It is recommended that you use commercially-available <JXTG Nippon Oil & Energy POWERNOC WB 2>. 4045B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If only one hand is used, the weight of the machine Ask your Brother dealer or a qualified electrician to head may cause your hand to slip, and your hand carry out any maintenance and inspection of the may get caught.
* If the work clamp/button clamp is lowered when the work clamp switch is released, the thread tension output will be maintained. * The above operations are enabled when memory switch No. 072 is set to “1” or “2”. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Higher Loosen the set screw (1) and turn the tensioner body to adjust the thread take-up spring height. 3896B <Thread take-up spring tension> < For the KE-430HX and BE-438HX > Stronger Weaker < For the KE-430HS and BE-438HS > Stronger...
(5) and then move the needle bar up or down to adjust so that the second reference line from the bottom of the needle bar (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-430HX/KE-430HS, BE-438HX/BE-438HS...
Turn the pulley in the direction of the arrow to align the tip of the shuttle hook with the needle center line. Then loosen the set screw (1) and turn the adjusting stud (2) to adjust so that the clearance between the needle and the tip of the shuttle hook is 0.01 to 0.08 mm. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
The position of the shuttle race thread guide is adjusted at the time of shipment from the factory. It should not be changed if at all possible. 9-6. Hook lubrication amount KE-430HX/HS (-05 specifications) KE-430HX/HS (-03, -0K, -01 specifications), BE-438HX/HS More More Less...
(6) is touching the edge of the index mark (7), and then tighten the bolt (4) while keeping the parts in this position. 7. Install the motor bracket rear cover (1). 8. Return the machine head to its original position, and then install the rear cover. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
* 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-430HX/KE-430HS, BE-438HX/BE-438HS...
9. ADJUSTMENT 9-9. Adjusting the work clamp lift amount (KE-430HX/HS) 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.
9-12. Adjusting the position of the button clamp (BE-438HX/HS) 1. Loosen the two bolts (1) and adjust the button clamp base (2) by moving it. 2. Carry out test feeding to check that the needle will go through the button hole with no contact. 3905B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Remove the side cover. Loosen the set screw (1) and adjust so that the distance from the thread wiper to the center of the needle is as shown in the illustration. Approx. 20 mm Approx. 20 mm or more 3908B 4683Q KE-430HX/KE-430HS, BE-438HX/BE-438HS...
9. ADJUSTMENT 9-14. Adjusting the tension release amount (KE-430HX, BE-438HX) 4069B 2738B 2928B 2739B 1. Remove the two screws (1), and then remove the solenoid cover (2). 2. Remove the two screws (3). 3. With the plunger (5) of the tension solenoid (4) pushed all the way in, loosen the nut (8) and turn the bolt (6) to adjust so that the end of the bolt (6) is 11.5 m from the side of the solenoid setting plate (7).
4. Remove the shuttle hook, shuttle race base and bobbin case. 5. Remove the two bolts (9), and then remove the thread trimmer link (10). 6. (KE-430HX-03, -0K, -01 specifications only) Remove the two bolts (11), and then remove the TN-connecting plate R (12).
If the needle count is changed, adjust while referring to below. ・DPx5 (KE-430HX-3, -K, -1): Push the air nozzle assembly upward so that the open part of the slot is at the top. ・DPx17 (KE-430HX-5): Push the air nozzle assembly downward so that the open part of the slot is at the bottom.
<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. 3879B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
* If the setting value is outside the range, adjust the main shaft again so that the machine pulley is at the setting 2 position. Turn off the power switch and install the needle, the needle bar thread guide and the feed plate. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
* When the reset key (4) is pressed, the offset value which is selected at the time will be reset to "0", and the feed motor will then carry out home position detection. (Continued to the next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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* If the offset value has not been provisionally confirmed (if the check key was not touched), the invalid buzzer will sound. When the setting has been completed, press the back key ・ The display will return to the adjustment menu screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
* When the reset key is pressed, the offset value which is selected at the time will be reset to "0", and the selected work clamp motor will then carry out home position detection. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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* If the offset value has not been provisionally confirmed (if the check key was not touched), the invalid buzzer will sound. When the setting has been completed, press the back key ・ The display will return to the adjustment menu screen. Turn off the power switch. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ Home position detection will be carried out based on the currently-displayed offset value. When the reset key (4) is pressed, the offset value which is selected at the time will be reset to "0", and the thread trimmer motor will then carry out home position detection. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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When the setting has been completed, press the back ・ The display will return to the adjustment menu screen. Turn off the power switch, install the shuttle race base, shuttle hook and bobbin case assembly, and then close the shuttle race base cover. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If the foot switch operation is not carried out correctly, the screen shown in the illustration at left will be displayed and the buzzer will sound twice. Repeat the procedure from recording the maximum pedal depression amount in step 3. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If you touch an item name in the list, the initialization check screen will be displayed. ・Touch the OK key to start the initialization. ・When the screen display returns to the initialization screen, initialization is complete. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If the coordinates which are read are within the allowable range, the coordinate checking screen is displayed. On the other hand, if the coordinates which are read are outside the allowable range, the buzzer will sound twice, so repeat the operation. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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To confirm the adjustment values and exit, press the test key On the other hand, if you would like to repeat the procedure from the beginning, press the menu key * The procedure returns to step 2. Once the adjustment values have been saved, turn off the power. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Touch "Digital tension output adjustment" in the adjustment menu screen to switch to the adjustment screen. This function can only be used with the KE-430HX and BE-438HX. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Carry out the steps in "9-14. Adjusting the tension release amount (KE-430HX, BE-438HX)", and then repeat the procedure from item 1. Set the remaining three items for upper thread tension in the same was as in steps 3 and 4.
If only one hand is used, the weight of the machine head may cause your hand to slip, and your hand may get caught. 10-1. Applying grease (Work clamp: KE-430HX/HS) Periodically apply grease to the sliding parts of the work clamp (1) and the work clamp arm (2).
If this happens, change the oil and then carry out the reset procedure. * If you continue to use the sewing machine after carrying out the reset procedure but without changing the oil, problems with the sewing machine may result. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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10. MAINTENANCE ・Use only the lubricating oil <JXTG Nippon Oil & Energy SEWINGLUBE N 10; VG10> specified by Brother. 1. Turn off the power switch. 2. Tilt back the machine head. 3. Move the X-feed gear (1) in the direction of the arrow.
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・ Do not allow the oil level to go past the top reference line. Oil leaks may occur during sewing machine operation. Approx. 165ml 3922B 8. Install the screw (5). Clean around the installation area before installing. When installing the screw (5), check that the O-ring (6) is fitted onto it. 3923B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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(This completes the clearing operation.) Press the back key (3) to return to the special menu. Press the home key to return to the home screen. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
NOTE: ・ Make sure that the ground connections are secure in order to ensure safety. ・ Close the cord presser plate (4) securely so that no foreign objects, insects or small animals can get inside the control box. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Turn off the power, and then return the machine head to its original position. Check that connector P9 on the main P.C. board is properly connected. The operation panel key is being pressed or there is a problem with the switch. E065 Turn off the power, and then check. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Turn off the power, and then check that there is no problem with the vertical work clamp / button clamp position. E330 Work clamp motor has overrun in the lowering direction. E331 Work clamp motor has overrun in the raising direction. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Turn off the power, and then check that connector P4 on the main P.C. board is properly connected. Internal memory is full. E474 Press the reset key to clear the error. Clear any unnecessary additional patterns and then secure a free space. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Turn off the power, and then check if there are any problems with the sewing machine. Abnormal current was detected in pulse motor. E711 Turn off the power, and then check if there are any problems with each motor. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Turn off the power, and then check if there are any problems with the optional parts. 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-430HX/KE-430HS, BE-438HX/BE-438HS...
– the top edge of the needle hole of the needle bar. Bent needle Replace needle. – Blunt needle tip or burr Replace needle. – Needle and thread Replace needle that fits the thread. (Continued on next page) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Remove any dust and thread scraps inside the air Instruction cylinder cover. manual * Air direction for needle Adjust the height or lateral position of the air nozzle for 145* cooling needle cooling to point to the needle. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ If the thread take-up spring operation is unstable, increase the thread take-up tension, and also increase the stroke. Lower thread Lower thread tension Adjust the lower thread tension appropriately. 132, Instruction manual KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ If the thread take-up spring operation is unstable, increase the thread take-up tension, and also increase the stroke. Needle Button position Check that the needle is not touching the button. (BE-438HX/HS) (Continued on next page) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
– and needle plate Feed plate Relation between material Use a feed plate that matches the material. – and feed plate Work clamp Relation between material Use a work clamp that matches the material. – and work clamp KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ If the upper thread trailing length is short, decrease 134* the thread take-up spring tension. ・ If the thread take-up spring operation is unstable, increase the thread take-up tension, and also increase the stroke. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If it does not trim the thread cleanly: ・ Adjust the position of the movable knife. ・ Replace the movable knife spacer with a thinner one. ・ Replace the movable knife assembly. * Use the KE-430H/BE-438H movable knife assembly. (Continued on next page) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Check that the fixed knife is installed in the position fixed knife shown in the illustration. For -5 specifications : 0.3 mm Except for -5 specifications : 0.1 mm 128* 4079B Skipped stitches Refer to “13-2. Skipped stitches”. Skipped stitches at the final stitch KE-430HX/KE-430HS, BE-438HX/BE-438HS...
・ Adjust so that the needle and thread wiper do not interfere with each other. 13-11 . Entanglement of upper thread with the thread nipper (KE-430HX) Items with a “*” in the “Page” column should only be handled by a qualified technician. Cause...
Needle Check that the needle is not touching the button. Button position (BE-438HX/HS) 13-14 . Work clamp height is unsuitable (KE-430HX/HS) Items with a “*” in the “Page” column should only be handled by a qualified technician. Cause Check Remedy...
Cause Check Remedy Page Machine head switch Machine head switch height ・ Check if there are any problems with the connection and contact of the machine head switch connector. 146* ・ Adjust the position of the switching plate. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
In such a case, be careful not to touch any place other than that for the measurement. In addition, always keep in mind that a high voltage remains for about 5 minutes after power is turned off. Injury When separating or rejoining connectors, and measuring something, be careful not to cut your fingers on metal parts such as heat sinks and covers. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Secured inside the operation panel. This PCB controls indications of the machine status and the input operation Control box Operation panel Panel main PCB Power supply motor PCB Panel key PCB Transformer box NF box Main PCB 4081B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
If a component on a PCB is damaged, the fuses may blow again soon even after they have been replaced. Part name Part code When a fuse has blown The power supply LED is not illuminated, and GLASS FUSE 10A-50T100H SB3275-001 nothing operates. Power supply motor PCB code Serial No. 4082B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
14-4-1. Connector positions Main PCB Black Transparent (X) Red (Y) code Serial No. 4083B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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14. ELECTRIC MECHANISM Panel main PCB QR code Serial No. USB connector 4084B Panel key PCB code Serial No. 4293B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
• The work clamp pulse motor rotates but the home position is not detected correctly. • Error E300 is displayed. 4301B • The work clamp pulse motor does not rotate correctly. • Error E300, E301, E330 or E331 is displayed. 4302B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Sewing operation Problem Connector No. and position • The power supply LED is not illuminated, and nothing operates. • Machine operation is unstable. 4305B • The main shaft motor does not operate correctly. • Error E130 is displayed. 4306B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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• Error E055 is displayed after the power is turned on. 4309B • Error E452 is displayed after the power is turned on. 4310B • The machine does not start up with the “brother” display appearing. 4307B (Continued on next page.)
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14. ELECTRIC MECHANISM Problem Connector No. and position • The sewing machine does not operate when the foot switch is depressed. • Error E130 is displayed. 4306B • Error E131 is displayed. 4311B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
Symbols and their meanings Set-up operation Switch operation condition procedure Yes-or-no follow continues on the decision-making process next page The error status number in the first column of the Turning-off table of “14-5-2. Problem power switch solution and measures” 2707B 4312B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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14. ELECTRIC MECHANISM 4313B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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14. ELECTRIC MECHANISM 4314B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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14. ELECTRIC MECHANISM 4315B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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14. ELECTRIC MECHANISM 4316B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
1. While the power is turned off, check each connector is securely plugged in by referring to “14-4. 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-430HX/KE-430HS, BE-438HX/BE-438HS...
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P4 (MN-MT) and connector P5 (ENC-MT) from assembly the power supply motor PCB, and then turn on the power switch and check LD3 (green) and LD8 (green) on the power supply motor PCB. OK if illuminated. (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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1-2 of P1 (LED) of main PCB. OK if approximately 24 V DC. 2. Malfunction of LED assembly Check if there is a broken wire somewhere in the LED assembly harness which is inserted into connector P1 (LED) of main PCB. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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+/-10%. b. See #1-2. 8. If "E705" is displayed, the power a. Check that the power supply voltage at the supply voltage is abnormally low. mains is at the specification voltage +/- 10%. b. See #1-2. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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1-2 and 3-4 of the foot switch connector. (Check between terminals 5-6 if using a 2-pedal foot switch.) OK if the resistance is normally ohms but 0 ohms when depressed. 4177B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Motor 430 assembly displayed, there is a malfunction of “4-4. Checking input”. the power supply motor PCB. b. If step a. (above) is OK, there is a malfunction Power supply motor PCB of the power supply motor PCB. assembly KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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2-3 and 5-6 of the cord connector. OK if 1.89-2.3 ohms (2.1 ohms +/- 10%). b. If step a. (above) is OK, there is a malfunction Main PCB assembly of the main PCB. 4180B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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2-3 and 5-6 of the cord connector. OK if 1.89-2.3 ohms (2.1 ohms +/- 10%). b. If step a. (above) is OK, there is a malfunction Main PCB assembly of the main PCB. 4182B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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2-3 and 5-6 of the cord connector. OK if 1.89-2.3 ohms (2.1 ohms +/- 10%). b. If step a. (above) is OK, there is a malfunction Main PCB assembly of the main PCB. 4184B KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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"E690" into the main PCB and that the color matches. Main PCB assembly displayed, there is a malfunction of the encoder. b. Check the encoder input while referring to "4-4. Checking input ". (Continued on next page.) KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Check that connector P5 (PANEL) on the main Operation panel assembly panel key PCB PCB and connector P1 on the panel main PCB are inserted. b. Check that CN2 on the panel main PCB and CN2 on the panel key PCB are inserted. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Error status #17 The machine does not operate during sewing, and the error code [E130], [E131] or [E132] appears on the display. Probable causes Check/ repair/ adjust Parts to be replaced Malfunction of machine motor, fuses Refer to steps 1 to 4 in #6. or power supply motor PCB. KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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8. If "E121" is displayed after the Refer to steps 3 to 6 in #10. Power supply motor PCB sewing machine operates, there is assembly a problem with the operation of the Main PCB assembly thread trimmer pulse motor. Pulse motor T assembly KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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If the uneven seams are due to insufficient work clamp pressure, adjust while referring to "9-9. Adjusting the work clamp lift amount (KE-430HX/HS)" or "9-10. Adjusting the button clamp lift amount (BE-438HX/HS)". c. If there is play in the feed mechanism, adjust the feed mechanism.
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Parts to be replaced 1. Incorrect adjustment Adjust while referring to "9-18. Adjusting the main shaft motor reference position”. 2. Problem with machine motor Refer to steps 1 to 5 in #18. Power supply motor PCB operation assembly Motor 430 assembly KE-430HX/KE-430HS, BE-438HX/BE-438HS...
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Check the format of the USB memory. memory is incorrectly formatted. 3. Malfunction of USB memory Use a PC to check if the contents of the USB memory can be read. 4. Malfunction of operation panel See #13. Operation panel assembly KE-430HX/KE-430HS, BE-438HX/BE-438HS...