Manuale per l’uso Brother BAS-311G

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  • Brother BAS-311G - page 1

    BAS-31 1G BAS-326G Please read this manual before making any adjustments. DIRECT DRIVE PROGRAMMABLE ELECTRONIC PATTERN SEWER SER VICE MANUAL ...

  • Brother BAS-311G - page 2

    BAS-31 1G, BAS-326G i This service manual is intend ed for BAS-31 1G , BAS-326G; be sure to read the BAS-31 1G , BAS-326G instruction manual before this manual. Carefully read the “SAFETY INST RUCTIONS” below and the whole of this manual to unders t and this product before you start maintenance. As a result of research and improvements regardin ...

  • Brother BAS-311G - page 3

    BAS-31 1G, BAS-326G ii [2] Notes on safety DANGER Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outlet before opening the cover of t he control box. Touching areas where high voltages are pres ent can result in severe injury. CAUTION Environmental requirements Use the sewing machine in an ...

  • Brother BAS-311G - page 4

    BAS-31 1G, BAS-326G 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 that if a ...

  • Brother BAS-311G - page 5

    BAS-31 1G, BAS-326G iv [3] Warning labels The following warning labels appear on the sewing machine. Please follow the instructions on the label s at all times when using the machine. If the labels have been removed or are difficult to read, please contact your nearest Brother dealer. 1 2 3 Be careful not to get yo ur hand caught when tilting back ...

  • Brother BAS-311G - page 6

    BAS-31 1G, BAS-326G CONTENTS 1. SPECIFICATIONS ............................. 1 2. FUNCTION SETTINGS ...................... 2 2-1. List of special functions when power is turned on ................................................... 2 2-2. List of advanced functions ......................... 3 2-3. Memory switch setting method (Advanced) ........... ...

  • Brother BAS-311G - page 7

    BAS-31 1G, BAS-326G 6. ASSEMBLY ......................................... 58 6-1. Thread trimmer mechanism (1) ............... 58 6-2. Intermittent presser foot lifter mechanism (1) ......................................... 60 6-3. Tension release mechanism ..................... 60 6-4. Work clamp lifter mechanism (Solenoid specifications) ........ ...

  • Brother BAS-311G - page 8

    1. SPECIFICA TIONS 1 BAS-31 1G, BAS-326G 1 . SPECIFICA TIONS Sewing machine Lock stitch, pattern tacking sewing machine (with large shuttle hook) S titch formation Single needle lock stitch Max. sewing speed 2,700 rpm Sewing area (XxY) BAS-31 1G: Max. 130 x 100 mm, BAS-326G: Max. 220 x 100 mm Feed mechanism Intermittent feed, pulse motor drive S ti ...

  • Brother BAS-311G - page 9

    2. FUNCTION SETTINGS 2 BAS-31 1G, BAS-326G 2. FUNCTION SETTINGS 2-1. List of special functions when power is turned on 1 Memory switch setting mode (S tandard) Refer to the Instruction Manual. 6 Output checking function Refer to “2-9. Output checking method”. 2 Memory switch setting mode (Advanced) Refer to “2-3. Memory Switch Setting Method ...

  • Brother BAS-311G - page 10

    2. FUNCTION SETTINGS 3 BAS-31 1G, BAS-326G 2-2. List of advanced functions While holding down the TEST key , press the corresponding combination key . 1 Memory switch setting mode (S tandard) Refer to the Instruction Manual. 5 User program setting mode Refer to the Instruction Manual. 2 Lower thread counter setting mode Refer to the Instruction Man ...

  • Brother BAS-311G - page 11

    2. FUNCTION SETTINGS 4 BAS-31 1G, BAS-326G 2-3. Memory switch setting method (Advanced) 1 Menu indicator switches off TEST indicator illuminates While pressing the TEST key and the SELECT key , turn on the power switch. * Keep pressing the TEST key and the SELECT key until the model name is display ed and the buzzer beeps once. • The memory switc ...

  • Brother BAS-311G - page 12

    2. FUNCTION SETTINGS 5 BAS-31 1G, BAS-326G 2-4. List of memory switch settings No. Setting range Setting items Initial value Work clamp lif t timing after sewing is completed OFF Lift s at the final stitch position. 001 ON Lift s after moving to the home position. ON Separate-type work clamp drop operation (pneumatic specifications) 0 Left and righ ...

  • Brother BAS-311G - page 13

    2. FUNCTION SETTINGS 6 BAS-31 1G, BAS-326G Work clamp settings No. Setting range Setting items Initial value Work clamp operating mode (*2) 1 (S tandard single pedal) Work clamp rises automatically . 2 (Single pedal with no automatic work clamp lifter) Work clamp rises in accordance with foot switch depression amount. 3 (S tandard 2 pedal) Work cla ...

  • Brother BAS-311G - page 14

    2. FUNCTION SETTINGS 7 BAS-31 1G, BAS-326G No. Setting range Setting items Initial value Work clamp operation before home position detection OFF Work clamp cannot be raised or lowered before home position is detected 051 ON Work clamp can be raised and lowered before home position is detected ON Work clamp operation during split programs OFF Work c ...

  • Brother BAS-311G - page 15

    2. FUNCTION SETTINGS 8 BAS-31 1G, BAS-326G Sewing machine motor settings No. Setting range Setting items Initial value Highest needle position stop OFF Disabled 150 ON When the upper shaft stops, the motor opera tes in reverse to return the needle bar close to its highest position. (When the motor operates in reverse to raise the needle, the thread ...

  • Brother BAS-311G - page 16

    2. FUNCTION SETTINGS 9 BAS-31 1G, BAS-326G Feed settings No. Setting range Setting items Initial value Mechanism home position return when sewing is finished OFF When sewing is finished, the feed plate returns to the start position. 250 ON When sewing is finished, the feed plate moves via the machine home position to the start position. OFF Feed sp ...

  • Brother BAS-311G - page 17

    2. FUNCTION SETTINGS 10 BAS-31 1G, BAS-326G Operation panel settings No. Setting range Setting items Initial value Operation panel changing limit ation 0 No limits on changing setting values using the operation p anel. 1 Program numbers, XY scale, sewing spe ed, lower thread counter , work clamp height, intermittent height and digital tension value ...

  • Brother BAS-311G - page 18

    2. FUNCTION SETTINGS 11 BAS-31 1G, BAS-326G Data editing settings No. Setting range Setting items Initial value Sewing area limit in X direction [Units mm] 0 − 130 BAS-31 1G setting value 130 460 0 − 220 BAS-326G setting value 220 Sewing area limit in Y direction 461 0 − 100 [Units mm] 100 Enlargement/reduction reference point 0 Center of sew ...

  • Brother BAS-311G - page 19

    2. FUNCTION SETTINGS 12 BAS-31 1G, BAS-326G No. Setting range Setting items Initial value Thread breakage detector OFF Disabled 554 ON Fiber-type thread breakage detector used OFF Thread breakage detector detection sensitivity OFF 5 stitches at sewing start, 3 stitches while sewing 555 ON 10 stitches at sewing start, 3 stitches while sewing OFF Inn ...

  • Brother BAS-311G - page 20

    2. FUNCTION SETTINGS 13 BAS-31 1G, BAS-326G Error processing settings No. Setting range Setting items Initial value Error release method when operation has stopped 0 Press the RESET key . 1 Press the RESET key or the ST OP switch. 650 2 Press the RESET key or input a signal from the external switch (EXIN3). 0 Needle stop position when sewing is int ...

  • Brother BAS-311G - page 21

    2. FUNCTION SETTINGS 14 BAS-31 1G, BAS-326G Unique machine settings No. Setting range Setting items Initial value Automatic start for extended option output No. 1 OFF Disabled 950 ON Sewing machine start s when extended option output No. 1 is ON. OFF Program number output OFF Disabled 951 ON When the last two digits of the progra m number are 1 to ...

  • Brother BAS-311G - page 22

    2. FUNCTION SETTINGS 15 BAS-31 1G, BAS-326G <Pneumatic specifications, 2 pedal standard operations> Operating mode Memory switch setting Work clamp operation After home position detection After sewing st art 002 050 057 058 Automatic lift 3 ON OFF Automatic lift Dropped 3 ON ON Automatic lift 3 OFF OFF Work clamp lif ts automatically and drop ...

  • Brother BAS-311G - page 23

    2. FUNCTION SETTINGS 16 BAS-31 1G, BAS-326G 2-7. Error history checking method The past error history can be checked by the following procedure. TEST indicator illuminates, Menu indicator switches of f 1. While pressing the key (1), turn on the power switch. * Keep pressing the key (1) until the model name is displayed and the buzzer beeps once. Th ...

  • Brother BAS-311G - page 24

    2. FUNCTION SETTINGS 17 BAS-31 1G, BAS-326G 2-8. Input checking method Use this to check for any malfun ctions of the operation panel ke ys, circuit boards or sensors, and for checking for broken cords and for adjusting sensor positions. Y ou can check whether the CPU is correctly reading the signals from keys and sensors. 1. While pressing the key ...

  • Brother BAS-311G - page 25

    2. FUNCTION SETTINGS 18 BAS-31 1G, BAS-326G PROGRAM No. display Menu display Check code Name Input status Check item and checking method [ 8] [ UP] [ on] / [ oFF] Needle up signal T urn the pulley by hand. [ 9] [ dn] [ on] / [ oFF] Needle drop signal T urn the pulley by hand. [ 10] [voL] [ 0] − [ 300] Power supply voltage Displayed as % [ 1 1] [P ...

  • Brother BAS-311G - page 26

    2. FUNCTION SETTINGS 19 BAS-31 1G, BAS-326G PROGRAM No. display Menu display Check code Name Input status Check item and checking method [ 28] [Por] [ on] / [ oFF] Work clamp home position sensor [ 29] [Xor] [ on] / [ oFF] X-feed home position sensor [ 30] [Y or] [ on] / [ oFF] Y -feed home position sensor [ 31] [in6] [ on] / [ oFF] Option input (I ...

  • Brother BAS-311G - page 27

    2. FUNCTION SETTINGS 20 BAS-31 1G, BAS-326G 2-9. Output checking method Use this to check for any malfunctions of the circuit boards, and for checking for problems with dr ive mechanisms and broken cords. Y ou can check whether the signals being output by the CPU are driving the mechanisms correctly . 1. While pressing the key (1), turn on the powe ...

  • Brother BAS-311G - page 28

    2. FUNCTION SETTINGS 21 BAS-31 1G, BAS-326G PROGRAM No. display Menu display Check code Name Operating details [ 61] [ CUt] Turns on the thread trimming solenoid. [ 62] [ rEL] / [dtEn] T urns on the tension release solenoid/digital tension solenoid. (*2) However , in the case of digital tensio n, the solenoid turns on at the tension that has been s ...

  • Brother BAS-311G - page 29

    2. FUNCTION SETTINGS 22 BAS-31 1G, BAS-326G 2-10. Sof tware version checking method TEST indicator illuminates, Menu indicator switches of f 1. While pressing the key (1), turn on the power . The software version will be displayed in the menu display (2). * Keep pressing the key (1) until the model name is displayed and the buzzer beeps once. 2. Th ...

  • Brother BAS-311G - page 30

    3. READING / WRITING DA T A 23 BAS-31 1G, BAS-326G 3. READING / WRITING DA T A 3-1. Handling dat a Program numbers (100 − 999) are read from CF cards. Program numbers (0 − 99) are older BAS-300 series, BAS-300A series and BAS-300E/F series data and can be read from floppy disks. However , when memory switch No. 755 is set to ON, data for older ...

  • Brother BAS-311G - page 31

    3. READING / WRITING DA T A 24 BAS-31 1G, BAS-326G 3-2. Notes on handling CF cards (sold sep arately) • Use a CF card with a memory capacity of 32, 64, 128 or 256 MB. • Do not disassemble or modify the CF card. • Do not bend, drop or scratch CF cards or place heavy objects on top of them. • Avoid contact with liquids such as water, oil, sol ...

  • Brother BAS-311G - page 32

    3. READING / WRITING DA T A 25 BAS-31 1G, BAS-326G 3-4. Dat a read/write mode 1 With the power turned off, inse rt the CF card into the CF slot. NOTE: • Make sure the CF card is facing the correct way . • Always be sure to keep the cover closed except when inserting and removing the CF card. If this is not done, dust may get in side and cause p ...

  • Brother BAS-311G - page 33

    3. READING / WRITING DA T A 26 BAS-31 1G, BAS-326G 3-5. Reading sewing dat a from CF cards 1 Select the [r 1] data read/write mode. 2 Press the R/W key . • [-SEd] will change to [ ALL]. Press the or key to select the program number (100 − 999) to be read. * If [ ALL] is selected, all sewing data (Nos. 100—999) will be read at once. [When memo ...

  • Brother BAS-311G - page 34

    3. READING / WRITING DA T A 27 BAS-31 1G, BAS-326G 3-6. Writing sewing dat a to CF cards 1 Select the [w 2] data read/write mode. 2 Press the R/W key . • [SEd-] will change to [ ALL]. Press the or key to select the program numbers (100 − 999) to be written. * If you select [ ALL], all sewing data (Nos. 100 − 999) will be written at once. [ Wh ...

  • Brother BAS-311G - page 35

    3. READING / WRITING DA T A 28 BAS-31 1G, BAS-326G 3-7. Reading memory switch dat a from CF cards 1 Select the [r 3] data read/write mode. 2 Loading Press the R/W key . • The buzzer will sound and the memory switch data will be loaded from the CF card and copied into the sewing machine's internal memory. 3 When [ End] is displayed, the proce ...

  • Brother BAS-311G - page 36

    3. READING / WRITING DA T A 29 BAS-31 1G, BAS-326G 3-9. Reading user program dat a from CF cards 1 Select the [r 5] data read/write mode. 2 Loading Press the R/W key . • The buzzer will sound and th e user program data will be loaded from the CF card and copied into the sewing machine's internal memory. 3 When [ End] is displayed, the proces ...

  • Brother BAS-311G - page 37

    3. READING / WRITING DA T A 30 BAS-31 1G, BAS-326G 3-11. Up dating the control program 1 Select the [r 7] data read/write mode. 2 Press the R/W key . • [-SyS] will be displayed for a certain amount of time, and then the display will change to [ vEr], and after that the version number of the control program that is stored on the CF card will be di ...

  • Brother BAS-311G - page 38

    3. READING / WRITING DA T A 31 BAS-31 1G, BAS-326G 3-12. Writing error log dat a to CF card 1 Select the [w 8] data read/write mode. 2 Writing Press the R/W key . • The buzzer will sound and the error log data will be copied from the internal memory onto the CF card. 3 End data read/write mode TEST indicator switches of f Press the TEST key . Tur ...

  • Brother BAS-311G - page 39

    3. READING / WRITING DA T A 32 BAS-31 1G, BAS-326G 4 Loading Press the R/W key . • The buzzer will sound and the se lected sewing data will be loaded from the floppy disk and copied in to the sewing machine's internal memory. • The program numbers that have be en read will appear in the menu display. * If there is a large volume of data in ...

  • Brother BAS-311G - page 40

    3. READING / WRITING DA T A 33 BAS-31 1G, BAS-326G 4 Writing Press the R/W key . • The buzzer will sound and the selected sewing data will be copied from the inte rnal memory onto the floppy disk. • The program numbers that have been written will appear in the menu display. * If there is a large volume of data in the internal memory, it will ta ...

  • Brother BAS-311G - page 41

    3. READING / WRITING DA T A 34 BAS-31 1G, BAS-326G 3-16. Writing extended option output dat a to CF cards 1 Select the [w 12] data read/write mode. 2 Writing Press the R/W key . • The buzzer will sound and the extended option output data will be copied from th e internal memory onto the CF card. 3 End data read/write mode TEST indicator switches ...

  • Brother BAS-311G - page 42

    4. MECHANICAL DESCRIPTIONS BAS-311G, BAS-326G 35 4. MECHANICAL DESCRIPTIONS 4-1. Needle bar and thread take-up mechanisms 4-2. Lower shaft and shuttle race mechanisms 1. Motor assy 2. Upper shaft 3. Crank rod assy 4. Rock gear 5. Lower gear 6. Lower shaft 7. Driver 8. Shuttle hook 1. Motor assy 2. Upper shaft 3. Thread take-up crank 4. Needle bar c ...

  • Brother BAS-311G - page 43

    4. MECHANICAL DESCRIPTIONS BAS-311G, BAS-326G 36 4-3. Work clamp lifter mechanism (Solenoid specifications) 1. Work clamp pulse moto r 2. Work clamp driving gear 3. Work clamp cam gear 4. Work clamp cam 5. Work clamp driving lever 6. Work clamp lifter link 7. Work clamp lifter lever 8. Work clamp lifter plate assy 5043Q 9. Slide r 10. Work clamp li ...

  • Brother BAS-311G - page 44

    4. MECHANICAL DESCRIPTIONS BAS-311G, BAS-326G 37 4-4. Work clamp lifter mechanism (Pneumatic specifications) 4-5. Intermittent presser foot lifter mechanism 1. Air cylinde r 2. Work clamp lifter lever 3. Work clamp lifter lever 4. Work clamp 1. Work clamp pulse moto r 2. Work clamp driving gear 3. Work clamp cam gear 4. Stepping foot driving lever ...

  • Brother BAS-311G - page 45

    4. MECHANICAL DESCRIPTIONS BAS-311G, BAS-326G 38 4-6. Intermittent presser foot stroke mechanism 1. Motor assy 2. Upper shaft 3. Stepping clamp cam 4. Stepping clamp connecting rod 5. Stepping clamp arm R 6. Stepping clamp arm F 7. Stepping clamp link A 8. Stepping clamp link A 9. Stepping clamp link B 10. Presser bar clamp 11. Presser bar 12. Pres ...

  • Brother BAS-311G - page 46

    4. MECHANICAL DESCRIPTIONS BAS-311G, BAS-326G 39 4-7. Feed mechanism Sewing patterns are created through combinations of X and Y movements. 1. X-feed motor assy 2. Gear 3. X-feed gear 4. Y-ball spline 5. X-GT belt 6. Feed bracket X 1. Y-feed motor L assy 2. Gear 3. Y-feed gear 4. Y-GT belt 5. Feed bracket assy 5052Q 5053Q Y direction X direction ...

  • Brother BAS-311G - page 47

    4. MECHANICAL DESCRIPTIONS BAS-311G, BAS-326G 40 4-8. Thread trimmer mechanism 1. Thread trimmer solenoid 2. Solenoid lever 3. Pushing lever 4. Driving lever 5. Thread trimmer collar 6. Thread trimmer cam 7. Thread trimmer rod V 8. Thread trimmer lever V 9. Thread trimmer lever H 10. Thread trimmer rod H 11. Movable knife lever 12. Movable knife co ...

  • Brother BAS-311G - page 48

    4. MECHANICAL DESCRIPTIONS BAS-311G, BAS-326G 41 4-9. Tension release mechanism 4-10. Thread wiper mechanism 1. Tension release solenoid 2. Bolt 3. Tension release bar 4. Tension release pin 5049Q 1. Thread wiper solenoid assy 2. Thread wiper rod 3. Thread wiper crank assy 4. Wiper When the thread wiper solenoid assembly is turned off, the wiper op ...

  • Brother BAS-311G - page 49

    5. DISASSEMBL Y BAS-311G, BAS-326G 42 5. DISASSEMBL Y CAUTION Disassembly should only be carried out by a qualified technician. Turn off the power switch before carrying out disassembly. If the foot switch is depressed by mistake, the sewing machin e might start operating and injury could result. Be sure to wear protective goggles and gloves when h ...

  • Brother BAS-311G - page 50

    5. DISASSEMBL Y BAS-311G, BAS-326G 43 5-2. Thread wiper mechanism 1. Thread wiper solenoid harness (Pull out) 2. STOP switch harness (Pull out) 3. Bolt 4. Plain washer 5. Removed washer (Assemble) 6. Removed bolt (Assemble) 7. Bolts with washer [2 pcs] 8. Thread wiper unit 5090Q ...

  • Brother BAS-311G - page 51

    5. DISASSEMBL Y BAS-311G, BAS-326G 44 5-3. Work clamp arm mechanism 1. Set screw 2. Needle 3. Needle bar thread guide 4. Bolts [4 pcs] 5. Work clamp assy 6. Bolts with washer [2pcs] 7. Feed plate Pneumatic s p ecifications 5055Q 5054Q ...

  • Brother BAS-311G - page 52

    5. DISASSEMBL Y BAS-311G, BAS-326G 45 5-4. Intermittent presser foot lifter mechanism (1) 1. Adjusting screw nut (Loosen) 2. Presser adjusting screw 3. Presser bar spring guide 4. Presser bar spring 5. Presser bar spring collar 6. Screw 7. Shoulder screw 8. Screw 9. Plain washers [2 pcs] 10. Finger guard 5091Q 11. Presser foot 12. Bolt (Loosen) 13. ...

  • Brother BAS-311G - page 53

    5. DISASSEMBL Y BAS-311G, BAS-326G 46 5-5. Needle bar mechanism 1. Rubber cap 2. Screw 3. Needle bar 4. Needle bar clamp (Pull out) 5. Slide block 6. Rubber caps [2 pcs] 7. Set screws [2 pcs] (Loosen) 8. Thread take-up support shaft assy 9. Thread take-up support 10. Screw (Loosen) Do not remove the slide block guide i f possible to prevent the mac ...

  • Brother BAS-311G - page 54

    5. DISASSEMBL Y BAS-311G, BAS-326G 47 5-6. Upper shaft mechanism 1. Screw (Loosen) 2. Set screw (Loosen) 3. Thread take-up crank 4. Screws [3 pcs] (Loosen) 5. Crank cover 6. Bolts [2 pcs] 7. Crank rod [Upper part] 8. Needle bearing 9. Crank rod [Lower part] (Lower downward) 10. Rubber cap 11. Set screws [2 pcs] (Loosen) 12. Set screws [2 pcs] (Loos ...

  • Brother BAS-311G - page 55

    5. DISASSEMBL Y BAS-311G, BAS-326G 48 5-7. Lower shaft mechanism 11. Set screws [2 pcs] (Loosen) 12. Set screw (Loosen) 13. Set screw collar, R 14. Set screws [2 pcs] (Loosen) 15. Set screw collar, B 16. Rock gear shaft [Pull out from the rear of the machine] 17. Rock gear 18. Crank rod [Lower part] Remove the rock gear and the crank rod together a ...

  • Brother BAS-311G - page 56

    5. DISASSEMBL Y BAS-311G, BAS-326G 49 5-8. Feed covers 1. Bolts with washer [10 pcs] 2. Auxiliary plate 3. Screws [4 pcs] 4. Bellow assy 5. Screws [2 pcs] 6. Cover connecting plate 7. Screws [16 pcs] 8. Cover rails [2 pcs] 9. Inside covers [2 pcs] 10. Outside covers [2 pcs] 11. Fixed covers [2 pcs] 5101Q 5102Q ...

  • Brother BAS-311G - page 57

    5. DISASSEMBL Y BAS-311G, BAS-326G 50 5-9. Feed mechanism 1. Bolts with washer [2 pcs] (Loosen) 2. Screws [5 pcs], flat screws [3 pcs] 3. Oil cover 4. Screws with washer [4 pcs] 5. Y belt cover 6. Bolts with washer [3 pcs] 7. Y-feed motor L assy 8. Set screws [2 pcs] (Loosen) 9. Y-feed gear 10. Retaining ring E 11. Set screws [2 pcs] (Loosen) 12. Y ...

  • Brother BAS-311G - page 58

    5. DISASSEMBL Y BAS-311G, BAS-326G 51 26. Bolts with washer [3 pcs] 27. X-feed motor assy 28. Set screws [2 pcs] (Loosen) 29. X-feed gear 30. Rubber cap 31. Y-ball spline 32. Retaining ring C 33. Plain washer 34. Ball bearing 35. Ball bearings [2 pcs] 36. Bolts [4 pcs] 37. Washers [4 pcs] 38. Bolts [8 pcs] 39. Spring washers [8 pcs] 40. Plain washe ...

  • Brother BAS-311G - page 59

    5. DISASSEMBL Y BAS-311G, BAS-326G 52 44. Bolts [10 pcs] 45. Flat screws [8 pcs] 46. Feed bracket X 47. Bolts [16 pcs] 48. X-LM guide [2 pcs] 49. Bolts [2 pcs] 50. X-belt holder 51. X-belt holder plate 52. Bolts [2 pcs] 53. Plain washers [2 pcs] 54. Set screws [2 pcs] (Loosen) 55. X-pulley fulcrum shaft 56. X-pulley bracket 57. X-right pulley assy ...

  • Brother BAS-311G - page 60

    5. DISASSEMBL Y BAS-311G, BAS-326G 53 5-10. Work clamp lifter mechanism (Solenoid specifications) 1. Shoulder screw 2. Work clamp spring 3. Rubber cap 4. Link shoulder screws [2 pcs] 5. Work clamp lifter link (Pull backward) 6. Bolts [4 pcs] 7. Work clamp pulse motor (Disconnect the harness) 8. Set screws [2 pcs] (Loosen) 9. Work clamp driving gear ...

  • Brother BAS-311G - page 61

    5. DISASSEMBL Y BAS-311G, BAS-326G 54 5-11. Work clamp lifter mechanism (Pneumatic specifications) 26. Set screws [2 pcs] (Loosen) 27. Retaining ring E 28. Work clamp lever shaft B 29. Plain washer 30. Work clamp lifter lever 31. Slide block 32. Work clamp lifter plate assy 33. Bolts [4 pcs] 34. Slide bush 5109Q 11. Set screw colla r 12. Stepping f ...

  • Brother BAS-311G - page 62

    5. DISASSEMBL Y BAS-311G, BAS-326G 55 5-12. Tension release mechanism 5-13. Intermittent presser foot lifter mechanism (2) 1. Set screw (Loosen) 2. Tension bracket assy (Pull out) 3. Tension release pin 4. Shoulder screws [2 pcs] 5. O rings [2 pcs] 6. Solenoid cover 7. Tension release solenoid 8. Bolts [2 pcs] 9. Spring washers [2 pcs] 10. Plain wa ...

  • Brother BAS-311G - page 63

    5. DISASSEMBL Y BAS-311G, BAS-326G 56 5-14. Thread trimmer mechanism 1. Set screws [2 pcs] (Loosen) 2. Thread trimmer cam 3. Screws [3 pcs] 4. Fan 5. Bolts with washer [2 pcs] 6. Set screw 7. Solenoid lever 8. Washer 9. Solenoid cushion 10. Bolts [2 pcs] 11. Spring washers [2 pcs] 23. Nut 24. Shoulder screw B 25. Driving lever 26. Set screw 27. Ret ...

  • Brother BAS-311G - page 64

    5. DISASSEMBL Y BAS-311G, BAS-326G 57 5-15. Shuttle hook mechanism 33. Movable knife shoulder screw 34. Thrust washer 35. Movable knife collar 36. Movable knife assy 37. Movable knife spacer 38. Screws [2 pcs] 39. Plain washers [2 pcs] 40. Fixed knife 41. Shoulder screw 42. Connecting plate 43. Spring hook 44. Spring 45. Bolt 46. Spring washer 47. ...

  • Brother BAS-311G - page 65

    6. ASSEMBL Y BAS-311G, BAS-326G 58 6. ASSEMBL Y Apply grease to the required places when reassembling the parts and once every two years. 6-1. Thread trimmer mechanism (1) Apply grease <GREASE BZL-301 (SA2694-001)> specified by Brother to the portions indicated by the white arrows. 1. Movable knife leve r 2. Thread trimmer rod H 3. Shoulder s ...

  • Brother BAS-311G - page 66

    6. ASSEMBL Y BAS-311G, BAS-326G 59 16. Driving leve r 17. Thread trimmer collar 18. Collar shaft 19. Retaining ring, E 20. Set screw 21. Thread trimmer rod V 22. Shoulder screw B 23. Nut 24. Guide shaft 25. Spring 26. Cushion 27. Set screw 28. Thread trimmer solenoid 29. Solenoid setting plate 30. Plain washers [2 pcs] 31. Spring washers [2 pcs] 32 ...

  • Brother BAS-311G - page 67

    6. ASSEMBL Y BAS-311G, BAS-326G 60 6-2. Intermittent presser foot lifter mechanism (1) 6-3. Tension release mechanism 1. Tension release ba r 2. Retaining ring, E 3. Plain washer 4. Spring 5. Tension release solenoid 6. Solenoid setting plate 7. Solenoid cushion 8. Plain washer 9. Nut 10. Bolt 11. Plain washers [2 pcs] 12. Spring washers [2 pcs] 13 ...

  • Brother BAS-311G - page 68

    6. ASSEMBL Y BAS-311G, BAS-326G 61 6-4. Work clamp lifter mechanism (Solenoid specifications) Apply grease <GREASE BZL-301 (SA2694-001)> specified by Brother to the portions indicated by the white arrows. 1. Ball bearings [2 pcs] 2. Work clamp cam 3. Work clamp cam gear 4. Work clamp fulcrum shaft 5. Retaining ring C 6. Plain washer 7. Screw ...

  • Brother BAS-311G - page 69

    6. ASSEMBL Y BAS-311G, BAS-326G 62 18. Slide bush 19. Bolts [4 pcs] 20. Work clamp lifter plate assy 21. Slide block 22. Work clamp lifter lever 23. Work clamp lever shaft B 24. Plain washer 25. Retaining ring E 26. Set screws [2 pcs] 27. Link shoulder screw 28. Rubber cap 5162Q Align A lign the set screw with the scre w stop and then tighten it so ...

  • Brother BAS-311G - page 70

    6. ASSEMBL Y BAS-311G, BAS-326G 63 1) With the screw stop of the work clamp pulse motor facing downward and the index mark on the work clamp driving gea r facing to the right, adjust so that the clearance between the work clamp pulse motor and the work clamp driving gear is 6.2 mm, and then tighten the two set screws. 5165Q Hook the spring into the ...

  • Brother BAS-311G - page 71

    6. ASSEMBL Y BAS-311G, BAS-326G 64 6-5. Work clamp lifter mechanism (Pneumatic specifications) Apply grease <GREASE BZL-301 (SA2694-001)> specified by Brother to the portions indicated by the white arrows. 1. Ball bearings [2 pcs] 2. Work clamp cam gear 3. Work clamp fulcrum shaft 4. Retaining ring C 5. Plain washer 6. Screw 7. Set screw 8. S ...

  • Brother BAS-311G - page 72

    6. ASSEMBL Y BAS-311G, BAS-326G 65 1) With the screw stop of the work clamp pulse motor facing downward and the index mark on the work clamp driving gea r facing to the right, adjust so that the clearance between the work clamp pulse motor and the work clamp driving gear is 6.2 mm, and then tighten the two set screws. 15. Work clamp pulse moto r 16 ...

  • Brother BAS-311G - page 73

    6. ASSEMBL Y BAS-311G, BAS-326G 66 6-6. Feed mechanism Apply grease (AFC manufactured by THK or equivalent) to the areas indicated by the white arrows. 1. X-pulley bracket 2. X-GT belt 3. X-right pulley assy 4. Ball bearings [2 pcs] 5. Plain washer 6. X-pulley fulcrum shaft 7. Set screws [2 pcs] 8. X-feed gea r 9. Ball bearings [2 pcs] 10. Y-ball s ...

  • Brother BAS-311G - page 74

    6. ASSEMBL Y BAS-311G, BAS-326G 67 26. Feed bracket X 27. Bolts M3X6 [8 pcs] 28. Bolts M4X8 [2 pcs] 29. Flat screws [8 pcs] 30. X-belt holder 31. X-belt holder plate 32. Bolts [2 pcs] 5176Q 5177Q Push the X-LM guide against the positioning pins of the feed bracket and then tighten the bolts. Engage. 18. Y-LM spacers [2 pcs] 19. Flat screws [16 pcs] ...

  • Brother BAS-311G - page 75

    6. ASSEMBL Y BAS-311G, BAS-326G 68 33. Y-pulley bracket 34. Ball bearings [2 pcs] 35. Y-pulley assy 36. Y-GT belt 37. Y-pulley fulcrum shaft 38. Set screws [2 pcs] 39. Y-belt support plate 40. Y-belt presser plate 5178Q 49. Washers [4 pcs] 50. Bolts [4 pcs] 51. Bolts [4 pcs] 52. Bolts with washers [2 pcs] (Temporarily tighten) Engage. Place the Y-L ...

  • Brother BAS-311G - page 76

    6. ASSEMBL Y BAS-311G, BAS-326G 69 53. X-feed motor assy 54. Bolts with washer [3 pcs] (Temporarily tighten) 55. Y-feed motor L assy 56. Bolts with washer [3 pcs] (Temporarily tighten) 57. Y belt cover 58. Screws with washer [4 pcs] 59. Oil cover 60. Screws [5 pcs] 61. Flat screws [3 pcs] 5181Q 5180Q Install so that the backlash is 0.01 – 0.05. I ...

  • Brother BAS-311G - page 77

    6. ASSEMBL Y BAS-311G, BAS-326G 70 <X-GT belt tension adjustment> 1. Move the X feed bracket (1) so that it is in the middle of the sewing area in the Y direction and at the left edge of the sewing area in the X direction. 2. Loosen the two bolts (3) of the X-pulley bracket (2), and then provisionally tighten them at 19.6 mN · m. 3. Pass the ...

  • Brother BAS-311G - page 78

    6. ASSEMBL Y BAS-311G, BAS-326G 71 <Y-GT belt tension adjustment> 1. Move the X feed bracket (1) so that it is in the middle of the sewing area in the Y direction and at the left edge of the sewing area in the X direction. 2. Loosen the two bolts (3) of the Y-pulley bracket (2), and then provisionally tighten them at 19.6 mN · m. 3. Pass the ...

  • Brother BAS-311G - page 79

    6. ASSEMBL Y BAS-311G, BAS-326G 72 <Inside X-LM guide installation> 1. With tension applied to the X-GT belt and the X-feed motor assembly installed, use a push-pull tension gauge to push the X feed bracket (1) from one edge to the other in the X direction. 2. Tighten the eight bolts (2) at the place where the load is 29 – 59 N (variation w ...

  • Brother BAS-311G - page 80

    6. ASSEMBL Y BAS-311G, BAS-326G 73 6-7. Feed covers 1. Fixed cover R 2. Fixed cover L 3. Cover rail 4. Screws M4X10 [6 pcs] 5. Screws M4X4 [2 pcs] 6. Inside cover R assy (Place into cover rail.) 7. Inside cover L assy (Place into cover rail.) 8. Outside cover assemblies [2 pcs] (Place into cover rail.) 9. Cover connecting plate 10. Screws [2 pcs] 1 ...

  • Brother BAS-311G - page 81

    6. ASSEMBL Y BAS-311G, BAS-326G 74 A fter installing, carry out the adjustments in "7-20-2. X-Y feed home position ". 16. Auxiliary plate brackets [6 pcs] 17. Bolts with washer [6 pcs] 18. Auxiliary plate 19. Support plate guides [2 pcs] 20. Auxiliary plate cushions [10 pcs] 21. Screws [10 pcs] (Tighten to 0.5 N · m.) 22. Nuts [10 pcs] 2 ...

  • Brother BAS-311G - page 82

    6. ASSEMBL Y BAS-311G, BAS-326G 75 6-8. Upper shaft mechanism 1. Upper shaft 2. Pulley gear R 3. Bobbin winder driving wheel 4. Stepping clamp cam assy 5. Thread take-up crank 6. Screw 7. Set screw 8. Set screws [2 pcs] 9. Set screws [2 pcs] 10. Rubber cap 11. Set screws [2 pcs] 12. Joint assy 13. Set screws [2 pcs] 5140Q A pply adhesive (Threebond ...

  • Brother BAS-311G - page 83

    6. ASSEMBL Y BAS-311G, BAS-326G 76 1 ) Align the index mark D on the thread trimmer cam and the index mark E on the joint assembly, and then provisionally tighten the se t screw at the index mar k side. 2 ) After tightening the set sc rew at the screw stop side, fully tighten the set screw at the index mark side. 3 ) Carry out the adjustments ...

  • Brother BAS-311G - page 84

    6. ASSEMBL Y BAS-311G, BAS-326G 77 6-9. Needle bar mechanism Apply grease <GREASE BZL-301 (SA2694-001)> specified by Brother to the portions indicated by the white arrows. 1. Slide block guide 2. Bolts [2 pcs] (Temporarily tighten) 3. Washer 4. Thread take-up lever assy 5. Needle bearing 6. Needle bar crank 7. Set screws [2 pcs] 8. Set screw ...

  • Brother BAS-311G - page 85

    6. ASSEMBL Y BAS-311G, BAS-326G 78 18. Needle bar clamp 19. Needle bar ( I ns er t f ro m above) 20. Screw 21. Rubber cap A lign the needle bar so that refe rence line A (the second lowest reference line on the needle bar) or reference line a (top reference line) is aligned with th e lower edge of the nee dle bar bush when the machine pulley is tur ...

  • Brother BAS-311G - page 86

    6. ASSEMBL Y BAS-311G, BAS-326G 79 6-10. Intermittent presser foot lifter mechanism (2) 1. Stepping clamp arm F 2. Stepping clamp arm R 3. Set screws [2 pcs] 4. Bolt 5. Presser bar clamp 6. Presser bar 7. Bolt (Temporarily tighten) 8. Stepping clamp lifter link 9. Washer 10. Link shaft (with retaining ring) 11. Set screw 12. Shoulder screw 13. Scre ...

  • Brother BAS-311G - page 87

    6. ASSEMBL Y BAS-311G, BAS-326G 80 After installing the needle plate while referring to “6-13. Thread trimmer mechanism (2)”, carry out the following adjustments. 1. Turn the work clamp cam gear (1) to move the stepping foot driving lever (2) to the solid line position shown in the illustration. 2. Loosen the two nuts (4) and turn the join t (5 ...

  • Brother BAS-311G - page 88

    6. ASSEMBL Y BAS-311G, BAS-326G 81 6-11. Lower shaft mechanism 5. Rock gear shaft (Insert from the rear of the machine head) 6. Rock gear 7. Set screw collar, B 8. Set screws [2 pcs] 9. Set screw collar, R 10. Set screw (Temporarily tighten) 11. Set screws [2 pcs] (Temporarily tighten) While turning the machine pulley, move the rock gear back and f ...

  • Brother BAS-311G - page 89

    6. ASSEMBL Y BAS-311G, BAS-326G 82 12. Lower shaft assy (Insert from the rear of the machine head) 13. Retaining ring E 14. Driver 15. Bolt (Temporarily tighten) 16. Adjusting stud 17. Set screw 18. Crank rod [Lower part] (Insert into upper shaft crank) 19. Needle bearing 20. Crank rod [Upper part] (Align the mating mark) 21. Bolts [2 pcs] 22. Cran ...

  • Brother BAS-311G - page 90

    6. ASSEMBL Y BAS-311G, BAS-326G 83 6-12. Shuttle hook mechanism 6-13. Thread trimmer mechanism (2) Apply grease <GREASE BZL-301 (SA2694-001)> specified by Brother to the portions indicated by the white arrows. A fter installing the shuttle hook, ca rry out the adjustments in “7-4. A djusting the needle bar lift amount”, “7-5. Adju sting ...

  • Brother BAS-311G - page 91

    6. ASSEMBL Y BAS-311G, BAS-326G 84 6-14. Work clamp arm mechanism 1. Feed plate 2. Bolts with washer [2pcs] 3. Work clamp assy 4. Plain washers [4 pcs] 5. Spring washers [4 pcs] 6. Bolts [4 pcs] A fter installing, carry out test feeding and check that the needle hole is in side the work clamp and the feed plate frame. If the needle hole is not insi ...

  • Brother BAS-311G - page 92

    6. ASSEMBL Y BAS-311G, BAS-326G 85 6-14-1. Adjustments after work clamp arm installation <Retainer adjustment> 1. Screw in the M4 tap (1) on the side of the work clamp arm to apply pressure. 2. Adjust so that the sliding load of the retainers (2) is 40 – 80 N. <Work clamp height adjustment (Solenoid specifications)> 1. Set the work cl ...

  • Brother BAS-311G - page 93

    6. ASSEMBL Y BAS-311G, BAS-326G 86 6-15. Thread wiper mechanism 1. Thread wiper unit 2. Bolts with washer [2 pcs] 3. Bolt (Remove) 4. Plain washer (Remove) 5. Removed plain washer 6. Removed bolt 7. STOP switch harness 8. Thread wiper solenoid harness 5153Q A djust the thread wipe r after installing. (Refer to “7-11. Adjusting the thread wiper” ...

  • Brother BAS-311G - page 94

    6. ASSEMBL Y BAS-311G, BAS-326G 87 6-16. Covers 1. Shuttle race cove r assy 2. Screws [2 pcs] 3. Face plate assy 4. Screws [3 pcs] 5. Eye guard assy 6. Plain washers [2 pcs] 7. Screws [2 pcs] 8. Motor cover L 9. Screws [4 pcs] 10. Motor cover R 11. Screws [4 pcs] 12. Motor cover 13. Screws [4 pcs] 14. Top cover 15. Screws [6 pcs] 5154Q ...

  • Brother BAS-311G - page 95

    7. ADJUSTMENT BAS-31 1G, BAS-326G 88 7 . ADJUSTMENT CAUTION Maintenance and inspection of the sewing machine should only be carried out by a qualified technician. Ask your Brother dealer or a qualified electrician to carry out any maintenanc e and inspection of the electrical system. Turn off the power switch and disconnect the power cord before ca ...

  • Brother BAS-311G - page 96

    7. ADJUSTMENT BAS-31 1G, BAS-326G 89 7-2. S t andard thread tension S pecifications Heavy-weight materials (-01) Medium-weight materials (-02) Upper thread #20 or similar #50 or similar Lower thread #20 or similar #50 or similar Upper thread tension (N) 1.4 − 1.8 0.8 − 1.2 Lower thread tension (N) 0.2 − 0.3 Thread take-up spring height (mm) 7 ...

  • Brother BAS-311G - page 97

    7. ADJUSTMENT BAS-31 1G, BAS-326G 90 7 - 2 - 2 . Thread take-up spring <Thread take-up spring height> Loosen the set screw (1) and turn the adjuster to adjust. <Thread take-up spring tension> T urn the tension stud (2) with a screwdriver to adjust the tension. NOTE: If the thread tension spring is not adjusted correctly , the upper thre ...

  • Brother BAS-311G - page 98

    7. ADJUSTMENT BAS-31 1G, BAS-326G 91 7-3. Adjusting the needle bar height T urn the machine pulley to move the needle bar to the lowest position . Then remove the rubber pl ug (2), loosen the screw (3) and then move the needle ba r up or down to adjust so that the second refe rence line from the bottom of the needle bar (reference line A) is aligne ...

  • Brother BAS-311G - page 99

    7. ADJUSTMENT BAS-31 1G, BAS-326G 92 7-6. Adjusting the needle clearance T urn the machine pulley to align the tip of the rotary hook with the center of the needle, and then loos en the set screw (1) and turn the eccentric shaft (2) to adjust so that the clearance between the needle and the rot ary hook is 0.01 − 0.08 mm. 7-7. Adjusting the shutt ...

  • Brother BAS-311G - page 100

    7. ADJUSTMENT BAS-31 1G, BAS-326G 93 7-9. Adjusting the position of the movable knife 1. Open the top cover and tilt back the machine head. 2. Turn the pulley (1) by hand to lower the needle bar to its lowest position, and push the thread trimmer solenoid (2) as far as it will go. 3. With the collar (3) inserted into the gr oove of the thread trimm ...

  • Brother BAS-311G - page 101

    7. ADJUSTMENT BAS-31 1G, BAS-326G 94 7. Turn the pulley (1) by hand to move the needle bar to its lowest position. 8. Loosen the nut (10), tighten the set screw (11) until the collar (3) is touching th e inside of the groove in the thread trim mer cam (4), and then turn it back in the counterclockwise direction by approximately 1/4 of a turn. 9. Ti ...

  • Brother BAS-311G - page 102

    7. ADJUSTMENT BAS-31 1G, BAS-326G 95 7-10. Replacing the movable and fixed knives 1. Loosen the two bolts (1) and then remove the feed plate (2). 2. Open the shuttle race cover, remove the two screws (3) and the two flat screws (4), and then remove the needle plate (5). 3. Remove the movable knife (6) and the fixed knife (7). 4. Install the new fix ...

  • Brother BAS-311G - page 103

    7. ADJUSTMENT BAS-31 1G, BAS-326G 96 7 - 1 0 - 1 . Installing the feed plate 1 MENU indicator switches off THREAD/CLAMP indicator illuminates While pressing the THREAD/CLA MP key , turn on the power switch. * Keep pressing the THREAD/C LAMP key until the model name is displayed and the buzzer beeps once. • "CLMP" will appear in the menu ...

  • Brother BAS-311G - page 104

    7. ADJUSTMENT BAS-31 1G, BAS-326G 97 7-11. Adjusting the thread wiper 1. Loosen the two screws (3) and shift the en tire solenoid setting plate (4) up or down to adjust so that the thread wiper (2) is 15 mm in front of the needle center when the plunger (1) of the thread wiper solenoid is driven to the full stroke. 2. Loosen the screw (5) and adjus ...

  • Brother BAS-311G - page 105

    7. ADJUSTMENT BAS-31 1G, BAS-326G 98 7-13. Changing the intermittent stroke The intermittent stroke ca n be adjusted to within 2 − 10 mm by adjusting the position of the stepping clamp connecting rod and changing the installation position of stepping clamp link A. <Changing the installation position of stepping clamp link A> 1. Remove the f ...

  • Brother BAS-311G - page 106

    7. ADJUSTMENT BAS-31 1G, BAS-326G 99 <Stepping clamp connecting rod position adjustment> 1. Loosen the screw (1), and then open the cover (2). 2. Loosen the nut (3), and then adjust the position of the stepping clamp connecting rod (4). • When the stepping clamp connecting rod (4) is raised, the intermittent stroke will increase. • When t ...

  • Brother BAS-311G - page 107

    7. ADJUSTMENT BAS-31 1G, BAS-326G 100 7-14. Adjusting the work clamp lif t amount <Solenoid specifications> The operation panel settings can be used to adjust t he height to within 15 − 25 mm. (Refer to "5-7. Setting the work clamp lif t amount.") <Pneumatic specifications> The maximum lift amount for the work clamp is 30 mm ...

  • Brother BAS-311G - page 108

    7. ADJUSTMENT BAS-31 1G, BAS-326G 101 7-16. Adjusting the thread trimmer cam position 1. Remove the top cover . 2. Loosen the two set screw s (1), and then adjust the position of the thread tr immer cam (3) so that the distance between the edge of the collar shaft (2) and the edge of the thread trimmer cam (3) is 0.2 - 0.5 mm. After adjusting, tigh ...

  • Brother BAS-311G - page 109

    7. ADJUSTMENT BAS-31 1G, BAS-326G 102 <Y -GT belt> 1. Move the X feed bracket (1) so that it is in the middle of the sewing area in the Y direct ion and at the left edge of the sewing area in the X direction. 2. Loosen the two bolts (3) of the Y -pulley bracket (2), and then provisionally tighten them at 19.6 mN · m. 3. Pass the M5x25 screw ...

  • Brother BAS-311G - page 110

    7. ADJUSTMENT BAS-31 1G, BAS-326G 103 7-19. Adjusting the backlash of the lower shaf t gear 1. Gently tilt back the machine head. 2. Remove the five screws (1 ) and three flat screws (2), and then remove the oil cover (3). 3. Remove the four screws (4) and Y -belt cover (5). 4. Loosen the two set screws (6). 5. Place set screw collar R (7) against ...

  • Brother BAS-311G - page 111

    7. ADJUSTMENT BAS-31 1G, BAS-326G 104 7-20. Adjusting the home position 7 - 2 0 - 1 . Work clamp lif t home position 1 Turn the pulley to set the needle to the needle up stop position. 2 TEST indicator and THREAD/CLAMP indicator light While pressing the keys simultaneously, turn on the power switch. * Keep pressing the keys until the model name is ...

  • Brother BAS-311G - page 112

    7. ADJUSTMENT BAS-31 1G, BAS-326G 105 5 Press the RESET key. • The work clamp will move to the home position. Check the home position. 7 Repeat steps 4 and 5 to adjust the home position. 8 End adjustment mode. TEST indicator switches of f Press the TEST key. • The display will return to the normal display and the sewing machine will switch to h ...

  • Brother BAS-311G - page 113

    7. ADJUSTMENT BAS-31 1G, BAS-326G 106 5 Use 2 mm diameter pins (shaped like a needle) to align the holes in the X feed bracket (1) and the needle plate (2) with the two holes in the home posit ion reference plate (3), press the or key to change the offset value (-999 – 999) in order to lower the needle to the home position. • The feed mechanism ...

  • Brother BAS-311G - page 114

    7. ADJUSTMENT BAS-31 1G, BAS-326G 107 7-21. Adjusting the needle up stop home position 1. Remove the needle and the needle bar thread guide. 2. T urn the pulley to move the needle bar (1) to the lowest position. 3. Remove the rubber cap (2 ) from the face plate, and then loosen the screw (3) of the needle bar clamp. 4. Adjust so that the distan ce ...

  • Brother BAS-311G - page 115

    7. ADJUSTMENT BAS-31 1G, BAS-326G 108 7-22. Adjusting the needle up stop position Use the operation panel to adjust the needle up stop position so that the needle bar (1) is lowered 6.2 – 6.7 mm from it s highest position (near the highest stop position for the thread take-up). NOTE: When the four bolts (2) of the sewing machine motor and the bol ...

  • Brother BAS-311G - page 116

    7. ADJUSTMENT BAS-31 1G, BAS-326G 109 3 Press the or key to set the offset value (-9 - 10). • When you press the key , the needle bar will drop, and when you press the key , it will rise. NOTE: After changing the offset value, check that the thread trimming operation is normal and that error [E110] is not generated. 4 Depress the foot switch to t ...

  • Brother BAS-311G - page 117

    8. ELECTRICAL MECHANISM 11 0 BAS-31 1G, BAS-326G 8. ELECTRICAL MECHANISM DANGER Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outlet before opening the cover of the control box. Touching areas where high voltages are present can result in severe injury. 8-1. Precautions while carrying out ...

  • Brother BAS-311G - page 118

    8. ELECTRICAL MECHANISM 111 BAS-31 1G, BAS-326G 8-2. Inside the control box and operation p anel structure Main P.C. board Secured to the side. This is the P .C. board that controls sewing machine operation. PMD P .C. board Secured to the base plate. This P .C. board drives the pulse motors and solenoids. Power supply motor P .C. board Secured to t ...

  • Brother BAS-311G - page 119

    8. ELECTRICAL MECHANISM 11 2 BAS-31 1G, BAS-326G 8-3. Description of fuses When replacing the fuses, be sure to use the fuses specified below . If the components on the P.C. boards are damaged, the fuses may blow again soon even after they have been replaced. No. Part name Parts code Symptom when fuse blows F1 Fuse 15AFB (Glass tube fuse 15A-250V) ...

  • Brother BAS-311G - page 120

    8. ELECTRICAL MECHANISM 11 3 BAS-31 1G, BAS-326G 8-4. Description of connectors A large number of problems are often caused by connectors that are not inserted correctly or which are contacting poorly . As a result, check that all connectors ar e inserted correctly and that the pins and wires are crim ped properly before carrying out problem diagno ...

  • Brother BAS-311G - page 121

    8. ELECTRICAL MECHANISM 11 4 BAS-31 1G, BAS-326G PMD P.C. board Power supply motor P.C. board 4592Q 4593Q ...

  • Brother BAS-311G - page 122

    8. ELECTRICAL MECHANISM 11 5 BAS-31 1G, BAS-326G Panel P.C. board 4594Q ...

  • Brother BAS-311G - page 123

    8. ELECTRICAL MECHANISM 11 6 BAS-31 1G, BAS-326G 8-4-2. Symptoms when there are poor connections This divides the functions of the connectors into five sections, but some connectors have more than one function, so be sure to refer to the trouble symptoms in other sections too. Feed mechanism Trouble symptom Connector No. and position • The feed m ...

  • Brother BAS-311G - page 124

    8. ELECTRICAL MECHANISM 11 7 BAS-31 1G, BAS-326G Thread trimming mechanism Trouble symptom Connector No. and position • Thread trimming does not operate. (No error displayed) • Digital tension does not operate. (No error displayed) [Digital tension specifications] • Analog tension does not operate. (No error displayed) [Analog tension specifi ...

  • Brother BAS-311G - page 125

    8. ELECTRICAL MECHANISM 11 8 BAS-31 1G, BAS-326G Other Trouble symptom Connector No. and position • DC fan motor does not operate. • [E740] is displayed. • Operation panel display is incorrect. • Power indicator does not illuminate. • Operation panel keys do not work. • Sewing machine does not start when foot switch is depressed. [Singl ...

  • Brother BAS-311G - page 126

    8. ELECTRICAL MECHANISM 11 9 BAS-31 1G, BAS-326G 8-5. T roubleshooting 8-5-1. Diagnosis flowchart Description of symbols Manual procedure Setting and status Switch operation Continued on previous/next page Judgment OFF Power switch OFF “Problem” symbol in the “8-5-2. Remedy” lists 5250Q ...

  • Brother BAS-311G - page 127

    8. ELECTRICAL MECHANISM 120 BAS-31 1G, BAS-326G 5251Q ...

  • Brother BAS-311G - page 128

    8. ELECTRICAL MECHANISM 121 BAS-31 1G, BAS-326G 5252Q ...

  • Brother BAS-311G - page 129

    8. ELECTRICAL MECHANISM 122 BAS-31 1G, BAS-326G 5253Q ...

  • Brother BAS-311G - page 130

    8. ELECTRICAL MECHANISM 123 BAS-31 1G, BAS-326G 8-5-2. Remedy DANGER Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outlet before opening the cover of the control box. Touching areas where high voltages are present can result in severe injury. 1. Be sure to note the following cautions when ...

  • Brother BAS-311G - page 131

    8. ELECTRICAL MECHANISM 124 BAS-31 1G, BAS-326G Problem #1 The power indicator does not illuminate when the power is turned on. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 1. Malfunction of voltage select harness *** For 200 V specifications a. Check if there is a broken wire in the voltage select harness. b. Disconnect the conn ...

  • Brother BAS-311G - page 132

    8. ELECTRICAL MECHANISM 125 BAS-31 1G, BAS-326G Problem #1 The power indicator does not illuminate when the power is turned on. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 3. Malfunction of power cord Disconnect connector P9 (ACIN) on the power supply motor P.C. board from the circuit board, turn on the power, and th en measure ...

  • Brother BAS-311G - page 133

    8. ELECTRICAL MECHANISM 126 BAS-31 1G, BAS-326G Problem #2 When the power is turned on, nothing is displayed in the PROGRAM No. display or the menu display. Cause Inspection/Remedy/Adjustment Replacement if a malfunction Control program does not operate. Insert a CF card containi ng the control program, turn on the power switch and update the progr ...

  • Brother BAS-311G - page 134

    8. ELECTRICAL MECHANISM 127 BAS-31 1G, BAS-326G Problem #4 Panel keys do not work. Cause Inspection/Remedy/Adjustment Replacement if a malfunction Malfunction of panel P.C. board Check that connector P1 (PANEL) is inserted into the main P.C. board, and that connector CN2 (MAIN) is inserted into the panel P.C. board. Panel P.C. board Panel harness P ...

  • Brother BAS-311G - page 135

    8. ELECTRICAL MECHANISM 128 BAS-31 1G, BAS-326G Problem #7 When the foot switch is depressed, an error code is displayed. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 1. If the X feed moves slightly and then [E200] is displayed, there is a malfunction of the encoder. 1) Check that connector P20 (X-ENC) is inserted into the main P ...

  • Brother BAS-311G - page 136

    8. ELECTRICAL MECHANISM 129 BAS-31 1G, BAS-326G Problem #8 When the foot switch is depressed, an error code is displayed. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 3. If the feed mechanism does not move and [E210] is displayed, there is a malfunction of the pulse motor or cord. 1) Disconnect connector P8 (YPM) from the PMD P.C ...

  • Brother BAS-311G - page 137

    8. ELECTRICAL MECHANISM 130 BAS-31 1G, BAS-326G Problem #9 When the foot switch is depressed, an error code is displayed. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 3. If the work clamp moves slightly and then [E300] is displayed, there is a malfunction of the encoder. 1) Check that connector P5 (P-ENC) is inserted into the mai ...

  • Brother BAS-311G - page 138

    8. ELECTRICAL MECHANISM 131 BAS-31 1G, BAS-326G Problem #12 Work clamp does not drop. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 1. Incorrect work clamp home position adjustment 1) Adjust the home posi tion while referring to “7-20. Adjusting the home position”. 2) Check if the thread wiper or work clamp are touching someth ...

  • Brother BAS-311G - page 139

    8. ELECTRICAL MECHANISM 132 BAS-31 1G, BAS-326G Problem #17 Intermittent presser foot does not drop during sewing. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 2. If the presser foot does not operate and [E300] is displayed, there is a malfunction of the PMD P.C. board or of the power supply motor P.C. board. 1) Disconnect connec ...

  • Brother BAS-311G - page 140

    8. ELECTRICAL MECHANISM 133 BAS-31 1G, BAS-326G Problem #17 Intermittent presser foot does not drop during sewing. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 5. If the presser foot does not move and [E300] is displayed, there is a malfunction of the pulse motor or cord. 1) Disconnect connector P3 (PPM) from the PMD P.C. board, ...

  • Brother BAS-311G - page 141

    8. ELECTRICAL MECHANISM 134 BAS-31 1G, BAS-326G Problem #19 An error code is displayed after the sewing machine operates. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 1. If [E120], [E121] or [E130] is displayed after the sewing machine operates, there is a malfunction of the synchronizer, interference is causing operating problem ...

  • Brother BAS-311G - page 142

    8. ELECTRICAL MECHANISM 135 BAS-31 1G, BAS-326G Problem #21 Thread is not trimmed. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 1. Incorrect mechanism adjustment Adjust the thread trim ming mechanism while refer to “7-17. Adjusting the thread trimming cam position”. (If it is clear that the thread trimming mechanism is not op ...

  • Brother BAS-311G - page 143

    8. ELECTRICAL MECHANISM 136 BAS-31 1G, BAS-326G Problem #22 Thread wiper does not operate. Cause Inspection/Remedy/Adjustment Replacement if a malfunction 1. Incorrect mechanism adjustment Adjust the thread wiper wh ile referring to “7-11. Adjusting the thread wiper”. (If it is clear that the thread wiper mechanism is not operating, carry out i ...

  • Brother BAS-311G - page 144

    9. T ABLE OF ERROR CODES BAS-31 1G, BAS-326G 137 9. T ABLE OF ERROR CODES DANGER Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outlet before opening the cover of the control box. Touching areas where high voltages are present can result in severe injury. If a malfunction should occur with ...

  • Brother BAS-311G - page 145

    9. T ABLE OF ERROR CODES BAS-31 1G, BAS-326G 138 Upper shaft motor-related errors Code Cause and remedy E1 10 Needle up stop position error . T urn the machine pulley until the point where the error display disappears. E 111 Upper shaft did not stop at the needle up stop position when the sewing machine stopped. T urn the machine pulley until the p ...

  • Brother BAS-311G - page 146

    9. T ABLE OF ERROR CODES BAS-31 1G, BAS-326G 139 Communication and memory-related errors Code Cause and remedy E401 Connection communication error with power supply motor P . C. board detected when power was turned on. T urn off the power , and then check that connector P6 on the power supply motor P .C. board and connector P17 on the main P .C. bo ...

  • Brother BAS-311G - page 147

    9. T ABLE OF ERROR CODES BAS-31 1G, BAS-326G 140 Data editing-related errors Code Cause and remedy E500 The enlargement ratio setting caused the sewing data to extend outside the sewing area. Set the enlargement ratio again. E501 Sewing data that exceeds the sewing machine's sewing area was loaded. Check the size of the sewing data. E502 The e ...

  • Brother BAS-311G - page 148

    10. TROUBLESHOOTING BAS-31 1G, BAS-326G 141 1 0 . TROUBLESHOOTING • Please check the following points before calling for repairs or service. • If the following remedies do not fix the pr oblem, turn off the power switch and cons ult a qualified technician or the place of purchase. CAUTION Turn off the power switch and disconnect the power cord ...

  • Brother BAS-311G - page 149

    10. TROUBLESHOOTING BAS-31 1G, BAS-326G 142 Problem Cause Remedy Re fer enc e Upper thread tension is too strong. Adjust the upper thread tension. P . 89 Needle is incorrectly installed. Inst all the needle correctly . Instruction manual Thread is too thick for the needle. Select a thread that matches the needle. P . 89 Thread take-up spring tensio ...

  • Brother BAS-311G - page 150

    10. TROUBLESHOOTING BAS-31 1G, BAS-326G 143 Problem Cause Remedy Re fer enc e Movable knife is not cutting cleanly . Replace with a new one. P . 95 Fixed knife is not cutting cleanly . Sharpen the fixed knife or replace it with a new one. P . 95 Adjust the position of the shuttle race thread guide. P . 92 Movable knife is not picking up the upper t ...

  • Brother BAS-311G - page 151

    1 1. 7-SEGMENT DISPLA Y 144 BAS-31 1G, BAS-326G 1 1. 7-SEGMENT DISPLA Y 0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ...

  • Brother BAS-311G - page 152

    SERVICE MANUAL 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone: 81-52-824-2177 Printed in Japan BAS-31 1G, BAS-326G I5060885B 2005.07. B (1) http://www .brother .com/ ...

Fabbricante Brother Categoria Wheelchair

I documenti che otteniamo dal fabbricante del dispositivoBrother BAS-311G possono essere suddivisi in diversi gruppi. Questi sono tra gli altri:
- disegni tecnici Brother
- manuali per l’uso BAS-311G
- schede prodotto Brother
- opuscoli
- o etichette energetiche Brother BAS-311G
Tutti sono importanti, ma le informazioni più importanti dal punto di vista di utilizzo del dispositivo possono essere trovate nel manuale per l’uso Brother BAS-311G.

Un gruppo di documenti denominato manuali per l’uso, è anche suddiviso in tipi più specifici, come: Manuali di installazione Brother BAS-311G, manuali di manutenzione, brevi manuali o manuali utente Brother BAS-311G. A seconda delle esigenze, si dovrebbe cercare il documento necessario. Nel nostro sito web, puoi visualizzare il manuale più popolare per l'uso del prodotto Brother BAS-311G.

Manuali per l’uso simili

Manuale completo del dispositivo Brother BAS-311G, come deve essere?
Il manuale per l’uso, denominato anche istruzioni per l’uso, o semplicemente il manuale è un documento tecnico progettato per aiutare ad utilizzare Brother BAS-311G dagli utenti. I manuali sono di solito scritti da uno scrittore tecnico, ma in un linguaggio accessibile a tutti gli utenti Brother BAS-311G.

Il manuale per l’uso completo Brother, dovrebbe includere vari elementi di base. Alcuni di loro sono meno importanti, come ad esempio: copertina / pagina del titolo o pagina di autore. Tuttavia, la parte rimanente, dovrebbe fornire informazioni importanti dal punto di vista dell'utente.

1. Introduzione e la guida su come utilizzare il manuale Brother BAS-311G - All'inizio di ogni manuale, dovremmo trovare indizi su come utilizzare il documento. Dovrebbe contenere informazioni sulla posizione dell’indice Brother BAS-311G, FAQ o i problemi più comuni : i punti che sono più spesso cercati dagli utenti di ogni manuale
2. Indice - elenco di tutti i suggerimenti per Brother BAS-311G che possono essere trovati nel documento corrente
3. Suggerimenti su come utilizzare le funzioni di base del dispositivo Brother BAS-311G - che ci dovrebbe aiutare nei primi passi durante l'uso Brother BAS-311G
4. Troubleshooting - sequenza sistematica delle attività che vi aiuterà a diagnosticare e, successivamente, risolvere i problemi più importanti del Brother BAS-311G
5. FAQ - domande più frequenti
6. Dettagli di contatto Informazioni su dove cercare il contatto con il fabbricante / servizio Brother BAS-311G in un dato paese, se il problema non può essere risolto da noi stessi.

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