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Brother KE-430FX manual

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Table of contents for the manual

  • Page 1

    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 T ACKER ELECTRONIC DIRECT DRIVE LOCKSTITCH BUTTON SEWER INSTRUCTION MANUAL[...]

  • Page 2

    KE-430FX/KE-430FS, BE-438FX Thank you very much for buying a BROTHER sewing machine. Bef ore using your new machine, please read the safety instructions and the ex planations give n in the instruction manual. With industria l sewing machines, it is normal to carry out work while positioned directly in front of moving parts such as the needle and th[...]

  • Page 3

    KE-430FX/KE-430FS, BE-438FX i SAFETY INSTRUCTIONS 1. Safety indications and their meanings This instruction manual and the indications and s ymbols that ar e used on the machine itself are provided in order to ensure safe operation of this machine and to prevent a ccidents and injury to yourself or other people. The meanings of these indications an[...]

  • Page 4

    KE-430FX/KE-430FS, BE-438FX ii 2. Notes on safety DANGER Wait at least 5 minutes after turning off the pow er sw itch and disconnecting the power cord from the wall outlet before opening the face plate of the control box. Touching areas where high voltages are present can result in severe injury. CAUTION Environmental requirements Use the sewing ma[...]

  • Page 5

    KE-430FX/KE-430FS, BE-438FX iii CAUTION Sewing This sewing machine should only be used by operators who have received the necessary training in safe use beforehand. The sewing machine should not be used for any applications other than sewing. Be sure to wear protective goggles when using the machine. If goggles are not worn, ther e is the danger th[...]

  • Page 6

    KE-430FX/KE-430FS, BE-438FX iv 3. Warning labels The following warning labels appear on the sewing machine. Please follow the instructions on the labels at all times wh en using the machine. If the labels have been removed or are difficult to read, please cont act your nearest Brother dealer. 1 2 *Safety devices Eye guard Finger guard DT solenoid c[...]

  • Page 7

    KE-430FX/KE-430FS, BE-438FX v 3163B Rear cove r DT solenoid cover Side cover Oil tank 2506B 3162B Finger guard Eye guard Thread take-up cove r[...]

  • Page 8

    KE-430FX/KE-430FS, BE-438FX CONTENTS 1. NAMES OF MA JOR PARTS ................ 1 2. SPECIFI CATIONS ................................ 2 2-1. Machine spec ifications ................................... 2 2-2. List of Sewing Patterns (KE-430FX ･ FS) ........ 3 2-3. List of Sewing Patterns (BE-438FX) ............... 8 3. INSTAL LATION ...............[...]

  • Page 9

    KE-430FX/KE-430FS, BE-438FX 9. STANDARD ADJUSTMENT ................. 63 9-1. Standard thre ad tension ................................. 63 9-1-1. Upper and lowe r thread tension ........... 63 9-1-2. Thread take-up spring .......................... 64 9-1-3. Arm thread guide C .............................. 65 9-1-4. Needle bar bush thread guide D [...]

  • Page 10

    1. NAMES OF MAJOR P ARTS 1 KE-430FX/KE-430FS, BE-43 8FX 1. NAMES OF MAJOR P ARTS (1) Power switch Safety devices (2) Control box (10) Finger guard (3) SD card slot (1 1) Eye guard (4) Operation panel (12) Thread ta ke-up cover (5) Foot switch (13) Rear cover (6) Work clamp (KE-430FX ･ FS) (14) Side cover (7) Button clamp (BE-438FX) (15) DT soleno[...]

  • Page 11

    2. SPECIFICA TIONS 2 KE-430FX/KE-430FS, BE-438FX 2. SPECIFICA TIONS 2-1. Machine specifications KE-430FX KE-430FS BE-438FX Electronic direct drive lockstitch bar tacker Electronic direct drive lockstitch button sew er Stitch formation Single needle lock stitch Maximum sewing speed 3, 200 sti/min 2,700 sti/min Pattern size (X x Y) 40 x 30 mm max. 6.[...]

  • Page 12

    2. SPECIFICA TIONS KE-430FX/KE-430FS, BE-438FX 3 2-2. List of Sewing Patterns (KE-430FX ･ FS) The sewing patterns shown below have been preset into the sewi ng machine and can be selected according to specifications. (Any sewing pattern is available as long as it i s within the work clamp and feed plate in size.) Use the work clamp and feed pl at[...]

  • Page 13

    2. SPECIFICA TIONS KE-430FX/KE-430FS, BE-438FX 4 For heavy-weight materials (-05) No. Pattern No. of stitche s T acking size (mm) No. Pattern No. of stitche s T acking size (mm) Length Width Length Width 80 31 16 3 83 43 24 3 81 36 16 3 84 57 24 3 82 44 16 3 85 65 24 3 For knitted materials (-0K) and foundation garments (-0F) No. Pattern No. of sti[...]

  • Page 14

    2. SPECIFICA TIONS KE-430FX/KE-430FS, BE-438FX 5 V ertical bar tacking V e r t i ca l s t r a i gh t b a r t a c k i n g No. Pattern No. of stitche s T acking size (mm) No. Pattern No. of stitche s T acking size (mm) Length Width Length Width 26 28 3 10 28 19 0.3 10 27 35 3 10 29 21 0.3 10 40 32 3 16 30 28 0.3 10 41 36 3 16 46 27 0.3 20 42 44 3 20 [...]

  • Page 15

    2. SPECIFICA TIONS KE-430FX/KE-430FS, BE-438FX 6 Crescent bar tacking No. Pattern No. of stitche s T acking size (mm) No. Pattern No. of stitche s T acking size (mm) Length Width Length Width 34 35 12 7 37 57 7 12 35 58 12 7 38 53 7 10 36 57 7 12 39 53 7 10 Crossed stitching Crossed ta cking No. Pattern No. of stitche s T acking size (mm) No. Patte[...]

  • Page 16

    2. SPECIFICA TIONS KE-430FX/KE-430FS, BE-438FX 7 L-pattern tacking No. Pattern No. of stitche s T acking size (mm) No. Pattern No. of stitche s T acking size (mm) Length Width Length Width 52 60 1 1.3 1 1.2 53 6 0 11 . 3 11 . 2 54 78 15.3 15.2 55 78 15.3 15.2 Circular stitching No. Pattern No. of stitche s T acking size (mm) No. Pattern No. of stit[...]

  • Page 17

    2. SPECIFICA TIONS KE-430FX/KE-430FS, BE-438FX 8 2-3. List of Sewing Patterns (BE-438FX) The sewing patterns show n below have been preset into the sew ing machine. Any sewing pattern can be selected as lon g as the needle will drop down into the holes of the buttons. When sewing patterns that d o not have crossover stitches, the thread is trimmed [...]

  • Page 18

    2. SPECIFICA TIONS 9 KE-430FX/KE-430FS, BE-43 8FX No. No. of holes in button Pattern No. of threads No. of crossover stitches No. of stitches Sewing size (mm) X Y *4 4 6-6 0 24 3.4 3.4 14 *5 6-6 0 24 36 *4 8-8 0 28 28 *5 8-8 0 28 37 *4 10-10 0 32 15 *5 10-10 0 32 38 *4 12-12 0 36 29 *5 12-12 0 36 39 *1 6-5 1 17 59 16 6-5 1 18 *1 8-7 1 21 60 17 8-7 [...]

  • Page 19

    2. SPECIFICA TIONS KE-430FX/KE-430FS, BE-438FX 10 No. No. of holes in button Pattern No. of threads No. of crossover stitches No. of stitches Sewing size (mm) X Y *1 4 6-6 1 18 3.4 3.4 64 *3 6-6 1 19 2.4 21 *3 10-10 1 27 34 *3*4 6-6 0 24 22 *3*5 6-6 0 24 43 *3*4 10-10 0 32 35 *3*5 10-10 0 32 44 46 6-7 1 19 3.4 3.4 47 8-9 1 23 48 10-1 1 1 27 49 12-1[...]

  • Page 20

    3. INST ALLA TI ON 11 KE-430FX/KE-430FS, BE-438FX 3. INST ALLA TION CAUTION Machine installation should only be carried out by a qualified technician. Contact your Brother dealer or a qualified electrician for any electrical work that ma y need to be done. The sewing machine head weighs approximately 57 kg. The installation should be carried out by[...]

  • Page 21

    3. INST ALLA TI ON 12 KE-430FX/KE-430FS, BE-438FX 3-2. Inst alling the control box Remove the si x screws (1), and then remove the con trol box cover (2). (3) Control box (4) Bolts [4 pcs] (5) Plain washers [4 pcs] (6) Spring washers [4 pcs] (7) Nuts [4 pcs] 3-3. Inst alling the oiler Before instal ling the oiler , provisionally install the rubber [...]

  • Page 22

    3. INST ALLA TI ON 13 KE-430FX/KE-430FS, BE-438FX 3-4. Inst alling the machine head (1) Pins [2 pcs] (2) Set screws [2 pcs] (3) Rubber cushion assembly [2 pcs] Place the machine head gently on top of the table. NOTE: • Be careful not to clamp any cords between the machine head and the table. • When holding the machine head, do not hold it by th[...]

  • Page 23

    3. INST ALLA TI ON 14 KE-430FX/KE-430FS, BE-438FX 1. Remove the tw o screws (17), and then temporaril y remove the machine head switch (18). 2. Use the two screws (17) which were removed to install the machine head switch (18) in the position show n in the illustration. 3. Check that the machine head sw itch as turned on as shown in figure [A]. * I[...]

  • Page 24

    3. INST ALLA TI ON 15 KE-430FX/KE-430FS, BE-438FX 3-6. Inst alling the cotton st and (1) Cotton st and NOTE: Securely tighten the nut (4) so that the two rubber cushions (2) and th e washer (3) are securely clamped and so that the co tton stand (1) does not move. 3-7. Inst alling the button tray (BE-438FX) Install the button tray at a place conveni[...]

  • Page 25

    3. INST ALLA TI ON 16 KE-430FX/KE-430FS, BE-438FX 3-9. Connecting the cord s 1. Gently tilt back the machine head. 2. Pass the cord bundle through the hole in the work tabl e. 3. Loosen the two screws (1), and then open the cord presser plate (2) in the direction of the w hite arrow and pass the cord bundle through the opening. 4. Securely conn ect[...]

  • Page 26

    3. INST ALLA TI ON 17 KE-430FX/KE-430FS, BE-438FX NOTE: Route the X, Y and work clamp pulse motor harnesses so that they do not touch the power supply P .C. board. Connectors Connection location on main P . C. board Cord clamps X pulse motor encoder [5-pin] White P17 ( X -ENC) (2) Y pulse mo tor encoder [5-pin] Blue P18 ( Y -ENC) (2) Work clamp pul[...]

  • Page 27

    3. INST ALLA TI ON 18 KE-430FX/KE-430FS, BE-438FX Connectors Connection location on motor P . C. board Cord clamps / cable ties Upper shaft moto r [4-pin] （ UVW ） (4) Synchronize r [10-pin] P1 1 （ SYNC ） (2) (3) Operation panel [4-pin] P3 (P ANEL) (2) (3) 5. Close the co rd presser plate (2) in the direction o f the white arrow, and secu re[...]

  • Page 28

    3. INST ALLA TI ON 19 KE-430FX/KE-430FS, BE-438FX 3-10. Connecting the ground wire CAUTION Be sure to connect the ground. If the ground connection is not secure, y ou run the risk of re ceiving a serious electric shock, and problems w ith correct operation may also occur. (1) Ground wire from the machi ne head (Ground mark position) * The re commen[...]

  • Page 29

    3. INST ALLA TI ON 20 KE-430FX/KE-430FS, BE-438FX 3-1 1. Inst alling the rear cover (1) Rear cover (2) Screw s [4 pcs] NOTE: Be careful no t to clamp the cord s when installing the rear cover (1). 3168B[...]

  • Page 30

    3. INST ALLA TI ON 21 KE-430FX/KE-430FS, BE-438FX 3-12. Lubrication CAUTION Do not connect the pow er cord until lubrication has been completed, otherwise the machine may operate if the foot sw itch is depressed by mista ke, which could result in in jury. Be sure to we ar protective goggles and gloves when handling t he lubricating oil and grease, [...]

  • Page 31

    3. INST ALLA TI ON 22 KE-430FX/KE-430FS, BE-438FX 7. Pour oil in through the two holes of the shuttle ra ce base assembly so that the felt (6 ) is lightly moistened. NOTE: • The two pieces of felt (6) should normally project by 0 to 0.5 mm from the h ook race. Be careful not to push in the felt (6) when lubricating. • If ther e is no more oil o[...]

  • Page 32

    3. INST ALLA TI ON 23 KE-430FX/KE-430FS, BE-438FX <200 V system > (1) Pow er switch (2) Screw s [2 pcs] (3) 3-pin power supply connector (4) Pow er cord (5) Staples [5 pcs] 1. Attach an appropriate plug to the power cord (4). (The green and yellow wire is the grou nd wire.) 2. Insert the power plug i nto a properly-grounded electrical outl et[...]

  • Page 33

    3. INST ALLA TI ON 24 KE-430FX/KE-430FS, BE-438FX <100 V / 400 V system > (1) Pow er switch (2) Screw s [2 pcs] (3) Transformer box (4) Transformer box plates [2 pcs] (5) Screw [with w asher] (6) 3-pin power supply connector (7) Staples [6 pcs] (8) Cord clamps [2 pcs] (9) Pow er cord 1. Attach an appropriate plug to the power cord (9). (T he [...]

  • Page 34

    3. INST ALLA TI ON 25 KE-430FX/KE-430FS, BE-438FX 3-14. Checking the machine head switch 1. T urn on the pow er switch. 2. Check that no error numbers ap pear on the operation panel . <If error [E050], [E051] or [E055] is displayed> If the machine head switch (1) is not turned on, error [E050], [E051] or [E055] w ill occur . Use th e screw (2[...]

  • Page 35

    4. PREP ARA TION BEFORE SEWING 26 KE-430FX/KE-430FS, BE-438FX 4. PREP ARA TION BEFORE SEWING 4-1. Inst alling the needle CAUTION Turn off the pow er switch before installing the needle, otherw ise the machine may operate if the foot sw itch is depressed by mistake, w hich could result in injury. 1. Loosen the set screw (1). 2. Insert the needle (2)[...]

  • Page 36

    4. PREP ARA TION BEFORE SEWING 27 KE-430FX/KE-430FS, BE-438FX <Threading mode> Threading mode is safe because the sewing machine w ill not start even when the foot sw itch is depressed. 1 T urn on the powe r switch. 2 THREAD/CLAMP indicator flashes Menu indicators sw itch off Press the THREAD/CLAMP key . • The work clamp /button clamp will [...]

  • Page 37

    4. PREP ARA TION BEFORE SEWING 28 KE-430FX/KE-430FS, BE-438FX 4-3. Winding the lo wer thread CAUTION Do not touch any of the moving parts or press any objects agai nst the machine while w inding the lower thread, as this may result in personal injury or damage to the machine. 1. Place the bobbin onto the bobbin w inder shaft (1). 2. Thread the thre[...]

  • Page 38

    4. PREP ARA TION BEFORE SEWING 29 KE-430FX/KE-430FS, BE-438FX 4-4. Inst alling the bobbin case CAUTION Turn off the power switch before installing the bobbin case, otherwise the machine may operat e if the foot switch is depressed by mistake, which could result in injury. 1. Pull the shuttle race cover (1) downward to open it. 2. While holding the [...]

  • Page 39

    4. PREP ARA TION BEFORE SEWING 30 KE-430FX/KE-430FS, BE-438FX 4-5-2. Upper thread tension Use the digital tension or the tension nut (2) to adjust the tension as appropriate for the material being sewn. (Refer to "Setting the tension value".) Furthermore, turn the tension nut (1) (sub-tension) to adjust the remaining length of upper threa[...]

  • Page 40

    4. PREP ARA TION BEFORE SEWING 31 KE-430FX/KE-430FS, BE-438FX [Guide to maximum s ewing speed for KE-430FX ･ FS] Use Max. sewing speed (sti/min) S tandard 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 foundation garments 2,500 NOTE: The thread may break due to heat [...]

  • Page 41

    4. PREP ARA TION BEFORE SEWING 32 KE-430FX/KE-430FS, BE-438FX 3. For se wing p atterns with a short bar tack length (10 mm or less), the end of the thr ead that is being held by the thread nipper may poke out from the seam on the underside of the material. It is recommended that you change the thread nipper setting to "OFF" for patterns s[...]

  • Page 42

    4. PREP ARA TION BEFORE SEWING 33 KE-430FX/KE-430FS, BE-438FX 4-7. Inserting the button (BE-438FX) 1. Press the button clamp plate cam (1) to open the button holder (2). 2. Insert the button, making su re that the button is facing the directing shown in the ill ustration, then release the button clamp plate cam (1). 4-8. Adjusting the button clamp [...]

  • Page 43

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) 34 KE-430FX/KE-430FS, BE-438FX 5. USING THE OPERA TION P ANEL (BASIC OPERA TIONS) 5-1. Name and f unction of each ope ration p anel item (1) Power indic ator Illuminates when the pow er is turned on. (2) CA UTION indicator Illuminates w hen an error occurs. (3) RESET key Used to reset er rors. (4) TE[...]

  • Page 44

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) 35 KE-430FX/KE-430FS, BE-438FX (12) COUNTER indicator Illuminates when the SELEC T key (14) is pressed to swit ch to the low er thread or production counter se tting. (13) SPLIT No. indicator Illuminates when the SEL ECT key (14) is pressed to show the split setting w hen split data (for specify ing [...]

  • Page 45

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) 36 KE-430FX/KE-430FS, BE-438FX 5-2. Program setting method Patterns, X-scale, Y -scale, sewing speed, slow start pa ttern and upper thread tension can be recorded into programs. When a program number is sel ected, the program w hic h has been set for that number can then be sew n. Program numbers 1 t[...]

  • Page 46

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) KE-430FX/KE-430FS, BE-438FX 37 4 Select the item to be changed. Press the SELECT key. ・ The selected parameter changes in the order sho wn in the illustration below each time the SELECT key is pressed. Pattern Æ X-scale Æ Y-scale Æ Se wing speed Æ Slow start p attern Æ Upper thread tension 5 C[...]

  • Page 47

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) 38 KE-430FX/KE-430FS, BE-438FX <List of parameters> Parameter Setting range and initial value Display Pattern [For program numbers 1 to 89 (1 to 64 for the 438FX)] The setting cannot be changed. [For program numbers 200 to 999] “---“, 1 to 89 (1 to 64 for the 438FX), additional recorded pat[...]

  • Page 48

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) KE-430FX/KE-430FS, BE-438FX 39 Parameter Setting range and initial value Display Slow start pattern Lo1-Lo9 (Initial values: 430FX ･ FS: Lo8, 438FX: Lo7) The starting-up speed at the sew ing start can be adjusted. * The smaller the number, the slower the start. * This is used to stop the thread fro[...]

  • Page 49

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) 40 KE-430FX/KE-430FS, BE-438FX 5-3. Copying programs T o create a program with p arameters that are almost exactly t he same as those of another progr am, y ou can cop y the original program and change just the part s which need to be changed. 1 Select the program number to be used for creating the n[...]

  • Page 50

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) KE-430FX/KE-430FS, BE-438FX 41 5-4. Checking the sewing p attern (KE-430FX ･ FS) Use test feed mode to check the needle movem ent with only the work clamp operating. Check that the needle hole does not come out from the frame of the work clamp. 1 TEST indicator lights 1. Press the TEST key. • The[...]

  • Page 51

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) 42 KE-430FX/KE-430FS, BE-438FX 5-5. Checking the sewing p attern (BE-438FX) Use test feed mode to check the needle movem ent with only the button clamp operating. 1 TEST indicator lights Press the TEST key. ・ The number of stitches rema ining until the final stitch will be displayed in the menu dis[...]

  • Page 52

    5. USING THE OPERATION PANEL (BASI C OPERATIONS) KE-430FX/KE-430FS, BE-438FX 43 5-6. Correcting the upper thread ten sion <For KE-430FX and BE-438FX> The upper thread tension value is always displayed duri ng sewing standby mode, and it can be changed at any time. <A. Basic method of use> The changes made at this time will be reflected [...]

  • Page 53

    6. USING THE OPERATION PANEL (ADVA NCED OPERATIONS) 44 KE-430FX/KE-430FS, BE-438FX 6. USING THE OPERA TION P ANEL (ADV ANCED OPERA TIONS) 6-1. Setting memory switch es 1 Change t he mode to memory s w itch s etting mode . Menu indicator switches of f, TEST indicator flashes While pressing the TEST key, press the TENSION key. ・ The memory sw itch [...]

  • Page 54

    6. USING THE OPERATION PANEL (ADVA NCED OPERATIONS) KE-430FX/KE-430FS, BE-438FX 45 6-2. List of memory switches No. Setting range Setting items Default 001 Work clamp/button clamp li ft timing when sew ing is complete 1 OFF Does not lift au tomatically . 1 Lifts at the final stitch position. 2 Lifts af ter moving to the home position. 100 Sewing st[...]

  • Page 55

    6. USING THE OPERATION PANEL (ADVA NCED OPERATIONS) 46 KE-430FX/KE-430FS, BE-438FX No. Setting range Setting items Default 407 Assignment to F1 key 1 1 to 999, C01 to C30 If memory switch No. 406 = 3, oper ation switches to the program number which has been set. 408 Assignment to F2 key Assignment to F1 key 1 to 999, C01 to C30 If memory switch No.[...]

  • Page 56

    6. USING THE OPERA TION P ANEL (ADV ANCED OPERA TIONS) KE-430FX/KE-430FS, BE-438FX 47 6-3. Using the lowe r thread counter If you use the lower thread counter to set the number of articles which can be sewn with the amount of lower thread available, you can stop the lower thread running out in the middle of sew ing a pattern. <Initial value se t[...]

  • Page 57

    6. USING THE OPERATION PANEL (ADVA NCED OPERATIONS) 48 KE-430FX/KE-430FS, BE-438FX 6-4. Using the production counter <Setting the counter value> 1 Change the mode to production co unter setting mode. SPEED indicator illuminates TEST indicator and COUNTER indicator illuminate While pressing the TEST key, press the key. ・ The 7 digits of the [...]

  • Page 58

    6. USING THE OPERA TION P ANEL (ADV ANCED OPERA TIONS) KE-430FX/KE-430FS, BE-438FX 49 6-5. Using cycle programs Sewing patterns that have been recorded in user programs c an be recorded in up to 30 cycle programs (C01 to C30). One cycle program can contain up to a maximum of 50 steps (S t1 to S t50). When sewing the sewing pa tterns in a certain or[...]

  • Page 59

    6. USING THE OPERATION PANEL (ADVA NCED OPERATIONS) 50 KE-430FX/KE-430FS, BE-438FX 5 Repeat steps 3 and 4 above to record step 2 and subsequent steps in the same way . Press the or key (5) to display the step number you would like to record in the menu display (6). 6 If you would like to continue setting anothe r cycle program, repeat step s 2 to 5[...]

  • Page 60

    6. USING THE OPERA TION P ANEL (ADV ANCED OPERA TIONS) KE-430FX/KE-430FS, BE-438FX 51 <Method of us e> When a cycle program has been recorded, t he cycle program number is displayed af ter the program number when a program number is selected. 1. Press the or key (1) to select the cycle program number that you would like to use. ・ The order [...]

  • Page 61

    6. USING THE OPERATION PANEL (ADVA NCED OPERATIONS) 52 KE-430FX/KE-430FS, BE-438FX The range of programs that can be sele cted and the order of the displays ma y change depending on the memory switch settings. *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 bee[...]

  • Page 62

    6. USING THE OPERA TION P ANEL (ADV ANCED OPERA TIONS) KE-430FX/KE-430FS, BE-438FX 53 6-6. Direct selection Y ou can use the function keys to directly se lect program numbers and c ycle program numbers. However , if a program number has noth ing recorded, it will not be displayed. <Function keys> The parameters which can be selected w ill va [...]

  • Page 63

    6. USING THE OPERATION PANEL (ADVA NCED OPERATIONS) 54 KE-430FX/KE-430FS, BE-438FX 6-7. Resetting all settings to their d efault s If the sew ing machine stops operating normally, the cause may be that an incorrect setting may have been made for the memory data by means o f memory switches, for insta nce. In such cases, it may be possible to restor[...]

  • Page 64

    7. SEWING 55 KE-430FX/KE-430FS, BE-438FX 7. SEWING CAUTION Turn off the power switch at the following times, otherwise the machine may oper ate if the foot s w itch is depressed by mistake, which could result in injury. • When replacing the needle and bobbin • When not using the machine and when leaving the machine unattended Use threading mode[...]

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    7. SEWING 56 KE-430FX/KE-430FS, BE-438FX 7-2. Changing sewing conditions “X-scale”, “Y -scale” and “Se wing speed” can be changed even during sewing standby . The changes made at this time will be reflec ted in the program, so this is a usef ul w ay o f changing programs while checking actual sewing. <Changing X-s cale and Y -scale&g[...]

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    8. MAINTENANCE 57 KE-430FX/KE-430FS, BE-438FX 8. MAINTENANCE CAUTION Turn off the power sw itch before carrying out cleaning, ot herwise the machine may operat e if the foot switch is pressed by mistake, which could result in inju ry. Be sure to w ea r protective goggles and gloves when handling the lubricating oil and grease, so that they do not g[...]

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    8. MAINTENANCE 58 KE-430FX/KE-430FS, BE-438FX 8-2. Cleaning the contro l box air inlet port s Use a vacuum cleaner to clean the filter in th e air inlet ports (2) of the control box (1) at least once a month. 8-3. Draining the oil 1. Remove and empty the wast e oil container (1) whenever it is full. 2. After emptying the waste o il container (1), s[...]

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    8. MAINTENANCE 59 KE-430FX/KE-430FS, BE-438FX 8-7. Applying grease (Work clamp: KE-430FX ･ FS) Periodically apply grease to the sliding part s of the work clamp (1) and the work clamp arm (2). NOTE: After replacing the w ork clamp (1), be sure to apply grease before using it. * It is recommended that you use commercially-available NIPPON OIL CORP[...]

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    8. MAINTENANCE 60 KE-430FX/KE-430FS, BE-438FX <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). 2. Using the tube 2313B Use in “B. Applying grease to the r[...]

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    8. MAINTENANCE 61 KE-430FX/KE-430FS, BE-438FX 3. Applying grease < A . A ppl ying grease to the eccentric w heel > 1. Turn of f the power sw itch. 2. Remove the four screws (1), and then remove the top cove r (2). 3. Remove the screw (4) of the eccentric wheel (3). * Be careful not to drop the screw (4) w hen removing it. 4. Insert the grease[...]

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    8. MAINTENANCE 62 KE-430FX/KE-430FS, BE-438FX <B. Applying grease to rock gear shaft F> 1. Tilt back the machine head. 2. Loosen the two screws (1 ), and then remove grease holder F (2). (Never loos en any screws other than the screw (1). If any other screw s are loosened, the grease will leak out and this may cause problems with the sewing m[...]

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    9. ST ANDARD ADJUSTMENT 63 KE-430FX/KE-430FS, BE-438FX 9. ST ANDARD ADJUSTMENT CAUTION Maintenance and inspection of the sew ing machine should only be carried out by a qualified technician. Ask your Brother dealer or a qualified electrician to carry out any maintenance and inspection of the electrical system. Turn off the power switch and disconne[...]

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    9. ST ANDARD ADJUSTMENT 64 KE-430FX/KE-430FS, BE-438FX 9-1-2. Thread t ake-up spring Use KE-430FX ･ FS BE-438FX Medium-w eight materials (-0 3) Knitted w ea r (-0K) Foundation garments (-0F) Heav y -weight materials (-05) Thread take-up spring height (mm) 6 - 1 1 6 - 1 1 Thread take-up spring tension (N) 0.2 - 0.4 0.6 - 1.0 0.15 – 0.35 < Thr[...]

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    9. ST ANDARD ADJUSTMENT 65 KE-430FX/KE-430FS, BE-438FX 9-1-3. Arm thread guide C The standard position of arm th read guide C (1) is when the screw (2) is aligned with the pos ition of the reference line. T o adjust the position, loosen the screw (2) and then move arm thread guide C (1). ・ When sewing heavy-weight materials, move arm thread guide[...]

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    9. ST ANDARD ADJUSTMENT 66 KE-430FX/KE-430FS, BE-438FX 9-3. Adjusting the needle bar lift am ount and the driver needle guard 1. Turn the machi ne pulley to raise t he needle bar from the lowest position until the lowest re ference line on the needle bar (reference line B) is aligned with the lower edge of the needle bar bush (1). * If using a DP x[...]

  • Page 76

    9. ST ANDARD ADJUSTMENT 67 KE-430FX/KE-430FS, BE-438FX 9-5. Adjusting the shuttl e race thread guide Install the shuttle race thread guide (1) by pushing it in the direction of th e arrow so that the needle groove is aligned with the center of t he needle plate hole. Note: If the shuttle race thread guide is in the w rong position, thread breakages[...]

  • Page 77

    9. ST ANDARD ADJUSTMENT 68 KE-430FX/KE-430FS, BE-438FX 9-7. Replacing the movable knife and fixed knife 1. Open the shuttle race cover, remove the two screws (1), and then remove the feed plate (2). 2. Remove the two screws (3) and the tw o flat screws (4), and then remove the needle plate (5). 3. Remove the movable knife (6) and the fixed knife (7[...]

  • Page 78

    9. ST ANDARD ADJUSTMENT 69 KE-430FX/KE-430FS, BE-438FX 9-8. Adjusting the work clamp lift amount (KE-430FX ･ FS) Adjust so that the actual maximum lif t amount for the work clamp is 17 mm abov e the top o f the needle plate when the maximum work clamp height has been set to 17 mm using th e operation panel. 1. Loosen the bolt (1) and move the wor[...]

  • Page 79

    9. ST ANDARD ADJUSTMENT 70 KE-430FX/KE-430FS, BE-438FX 9-10. Adjusting the holding pressure (BE-438FX) Loosen the nut (1) and turn the nut (2) to the point w here it is just tight enough that the materi al will not slip out of place when it is slightly pulled (keep pressure as slight as possible). 9-1 1. Adjusting the position of the button clamp ([...]

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    9. ST ANDARD ADJUSTMENT 71 KE-430FX/KE-430FS, BE-438FX < Thread w iper racking w idth adjustment > 1. Remove the si de cover . 2. 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. 9-13. Checking the m achine head switch 1. T urn on the power switch. 2. C[...]

  • Page 81

    10. T ABLE OF ERROR CODES 72 KE-430FX/KE-430FS, BE-438FX 10. T ABLE OF ERROR CODES DANGER Wait at least 5 minutes after turning off the power sw itch and disconnecting the power cord from the wall outlet before opening the face plate of the control box. Touching areas where high voltages are present can result in severe injury. If a malfunction sho[...]

  • Page 82

    10. T ABLE OF ERROR CODES 73 KE-430FX/KE-430FS, BE-438FX Upper shaf t motor-related errors Code Cause and remedy E100 Sewing machine has continued to be used fo r a certain period after the “GREASEU P” notification appears without the grease being appl ied (without the reset procedure being carried out). Apply grease and then carry out the rese[...]

  • Page 83

    10. T ABLE OF ERROR CODES 74 KE-430FX/KE-430FS, BE-438FX Communication an d memory-related errors Code Cause and remedy E400 Communication error detected between the main P .C. board and the panel P . C. board when the power was turned on. T urn off the pow er , and then check that connector P1 on the p anel P .C. board and connector P3 on the moto[...]

  • Page 84

    10. T ABLE OF ERROR CODES 75 KE-430FX/KE-430FS, BE-438FX Data editing-related errors Code Cause and remedy E500 The enlargement ratio setting caused the sew i ng data to extend outside the sewing area. Press the RESET key to clear the error . Set the enlargement ratio again. E502 The enlargement ratio caused the data pitch to exceed the maximum pit[...]

  • Page 85

    1 1. TROUBLESHOOTING 76 KE-430FX/KE-430FS, BE-438FX 1 1. TROUBLESHOOTING • Please check the following points befor e calling for repairs or service. • If the following remedies do not fix the problem, turn off the pow er switch and consult a qualified technician or the place o f purchase. CAUTION Turn off the power switch and disconnect the pow[...]

  • Page 86

    1 1. TROUBLESHOOTING 77 KE-430FX/KE-430FS, BE-438FX Problem Cause Remedy Ref. Upper thread breaks. Upper thread tension is too strong. Adjust the upper thread tension. P. 6 3 Needle is installed incorrectly . Install the needle correctly . P. 2 6 Thread is too thick for the needle. Use the correct thread for the needle. P . 30 Thread take-up spring[...]

  • Page 87

    1 1. TROUBLESHOOTING 78 KE-430FX/KE-430FS, BE-438FX Problem Cause Remedy Ref. Upper thread is not trimmed. Movable knife is blunt. R eplace the movable knife. P. 6 8 Fixed knife is blunt. Sharpen or replace the fixed knife. P. 6 8 Movable knife does not pick up the thread. Adjust the position of the shuttle race thread guide. P. 6 7 Adjust the need[...]

  • Page 88

    12. 7-SEGMENT DISPLA Y LIST 79 KE-430FX/KE-430FS, BE-438FX 12. 7-SEGMENT DISPLA Y LIST 4268M[...]

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    MEMO 80 KE-430FX/KE-430FS, BE-438FX[...]

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    INSTRUCTION MANUAL © 2013 Brother Industries, Ltd. All Rights Reserved. This is the original instructions. KE-430FX/KE-430FS, BE-438FX SB4760-001 E 2013.08.B(1) * Please note that the contents of this manual may differ slightly from the actual product purchased as a result of product imp rovements.[...]