Brother BES-1261BC Instruction Manual
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Brother BES-1261BC Instruction Manual

Brother BES-1261BC Instruction Manual

Brother sewing machine user manual
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See also: Maintenance Manual , User Manual
BES-961
BES-1261
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
NINE NEEDLE SIX HEAD ELECTRONIC EMBROIDERY MACHINE
TWELVE NEEDLE SIX HEAD ELECTRONIC EMBROIDERY MACHINE
BC
BC
INSTRUCTION MANUAL

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Summary of Contents for Brother BES-1261BC

  • Page 1 BES-961 BES-1261 Please read this manual before using the machine. Please keep this manual within easy reach for quick reference. NINE NEEDLE SIX HEAD ELECTRONIC EMBROIDERY MACHINE TWELVE NEEDLE SIX HEAD ELECTRONIC EMBROIDERY MACHINE INSTRUCTION MANUAL...
  • Page 2 • This manual may be subsequently modified without prior notice. • Brother Industries, Ltd. shall assume no responsibility for any consequences of using this manual.

  • Page 3: Safty Instructions

    Thank you very much for buying a BROTHER sewing machine. Before using your new machine, please read the safety instructions below and the explanations given in the instruction manual. With industrial sewing machines, it is normal to carry out work while positioned directly in front of moving parts such as the needle and thread take-up lever, and consequently there is always a danger of injury that can be caused by these parts.

  • Page 4: Notes On Safety

    Machine installation should only be carried out by a qualified technician. Contact your Brother dealer or a qualified elec- trician for any electrical work that may need to be done. The sewing machine weighs more than 720 kg.

  • Page 5: Maintenance And Inspection

    Maintenance and inspection of the sewing ma- chine should only be carried out by a qualified technician. Ask your Brother dealer or a qualified electri- cian to carry out any maintenance and inspec- tion of the electrical system. Turn off the power switch and disconnect the...

  • Page 6: Warning Labels

    * The following warning labels appear on the sewing machine. Please follow the instructions on the labels at all times when using the machine. If the labels have been removed or are difficult to read, please contact your nearest Brother dealer. CAUTION Moving parts may cause injury.
  • Page 7 Finger guard Belt cover BES-961BC BES-961BC BES-1261BC...

  • Page 8: Before Starting Operation

    Do not remove the disk out of the drive during the access lamp is lit. Do not bring disks near magnetic matters such as magnetic screwdriver. Do not use floppy disks under high humidity. Do not store floppy disks under direct sunlight. Avoid contact with solvent or drink. BES-961BC BES-1261BC...

  • Page 9: Protecting Data In Floppy Disks

    A write-protected disk is read-only. It is recommended to provide write-protection for disks which contain important data. To do so, slide the write-protect notch to open the slot as shown below. BES-961BC BES-1261BC Slide the notch in this direction to prevent data loss or overwriting.

  • Page 10: Procedure Of Reading This Manual

    Explanation of models This manual explains two models: - BES-961BC (9 needles) - BES-1261BC (12 needles) Explanation for individual model is provided by identifying the model name. Check the model before using the machine. The display is BES-961BC. Configuration of this manual...
  • Page 11 Chapter 9 List of Error Messages Provides information on error codes and action to be taken. Chapter 10 Troubleshooting Provides troubleshooting for the machine. Connection and Installation of Optional Equipment Describes connections between the machine/computer and optional equipment available. BES-961BC BES-1261BC...

  • Page 12: Screen Composition

    S T A R T STOP Starting Sewing Selection of Embroidery data Operation ( page 72) Canceling of Sewing Thread trimming Setting of Needle Bars Hoop Retract Area Check Editing of Enbroidering Data BES-961BC BES-1261BC page 61) page 92) page 77)
  • Page 13 Setting of thread breakage sensor ( page 93) Setting of Machine ( page 96) BES-961BC BES-1261BC...

  • Page 14: Table Of Contents

    Switches on Tension Plate ... 53 Turn on the Machine Power ... 56 Retrieve the Embroidery Data ... 57 Start Embroidering ... 57 Selection of Embroidery Data ... 60 Embroidering Operation ... 60 Registration of Embroidery Data from Floppy Disk ... 61 BES-961BC BES-1261BC...
  • Page 15 Thread Breakage Sensor ... 93 Setting of sensor validity/invalidity ... 93 Thread Breakage Sensitivity ... 93 Automatic Step-Back ... 94 Setting of Lower Thread Counter/Stitch Counter ... 95 Setting of Machine ... 96 Embroidery Hoop ... 96 Speed Range ... 97 BES-961BC BES-1261BC...
  • Page 16 Remedies ... 120 3-2. Mending ... 122 6-1. External Tracing ... 124 6-2. Automatic Hoop Movement in Area ... 124 7-1. Hoop Movement to Start Position ... 125 7-2. Inching Mode during Embroidering (Forcible Hoop Movement) ... 126 BES-961BC BES-1261BC...
  • Page 17 Checking the Movable Knife Position ... 148 6-3. Adjusting the Belt Tention ... 150 Chapter 9 List of Error Message Chapter 10 Troubleshooting Mechanical Section ... 156 Electrical Section ... 158 Connection and Installation of Optional Equipment Attaching Bobbin Winder ... 160 BES-961BC BES-1261BC...
  • Page 18 BES-961BC BES-1261BC...

  • Page 19: Chapter 1 Preparation Of Embroidery Machine

    Chapter 1 Preparation of Embroidery Machine...

  • Page 20: Specifications

    (Before assembly) 3650 (W) x 810 (L) x 1650 (H) mm (After setup) 3650 (W) x 1400 (L) x 1650 (H) mm (Distance between machine heads) 400 mm Embroidery hoops in different sizes, Bobbin winder, Parts for boring BES-961BC BES-1261BC 12 needle embroidery machine head (six-head type) 720 kg...

  • Page 21: Names Of Machine Components

    Chapter 1 Preparation of Embroidery Machine Thread tension switch Thread guide A Thumb bolt Thread tension switch Thread guide A Thumb bolt BES-961BC BES-1261BC Thread guide B Thread guide C Cotton stand Thread guide B Thread guide C Cotton stand...
  • Page 22 * Other Tajima embroidery hoops that can be used with BAS-412A and 416A • Cap frame (6) Cap frame drive assembly (6) Base frame set (12) Set frame base set (1) • Bobbin winder • Parts for boring BES-961BC BES-1261BC Optional Accessories...

  • Page 23: Installation

    Fail- ure to do so may cause the embroidery machine to malfunction. Establish grounding as designated. Improper grounding may result in an electric shock. Center pillar Lift forks BES-961BC BES-1261BC...
  • Page 24 Place two rectangular bars on the four L-shaped steels on the bottom of the machine steel frame. Loop four ropes around the bars and lift the machine. Note) When lifting the machine, make sure that the ropes do not contact the machine table or the tension plate. Rope L-shaped steel Rectangular bar BES-961BC BES-1261BC...

  • Page 25: Installation Of Machine

    Note) If the floor is not strong enough, the embroi- dery machine may be rocked during opera- tion. In such a case, it is recommended that a secure base of concrete be placed below the embroidery machine. BES-961BC BES-1261BC...

  • Page 26: Preparation Of Needle Bar Case

    • Check that the connecting shaft u does not have backlash in the horizontal direction. Note) • If the bolt i of the change bracket collar on the right is loosened, it may be dislocated during adjust- ment of the needle bar case w. Do not loosen this bolt. BES-961BC BES-1261BC...
  • Page 27 So don’t loosen this bolt. 5. Attach the color change cover e by 3 pieces of fixing screw q and 2 pieces of fixing screw w. Chapter 1 Preparation of Embroidery Machine Bridge Fixing bracket Fixing bracket B BES-961BC BES-1261BC Connecting shaft...

  • Page 28: Mounting Of Table

    3. Tentatively mount five F table stoppers r on the rear legs using two bolts each. Note) • The steps 1 and 3 are required only when the F table set is purchased separately from the machine. • The F table is a standard attachment. BES-961BC BES-1261BC...
  • Page 29 Adjust the height of the F table guide U q and the F table support F e so that the table top surface will become 1 mm lower than the bed top surface. After adjustment is finished, tighten each bolt securely. Chapter 1 Preparation of Embroidery Machine Lower by 1 mm BES-961BC BES-1261BC...
  • Page 30 8. Insert the F table R t, M (2 pcs.) y, and L u into the upper and lower positions respectively, then check if the table can be securely fixed by the thumb bolts i. If not, shift the F table support F e to the right and left for further adjustment. BES-961BC BES-1261BC...
  • Page 31 Dismounting can be carried out in the reverse procedures. • When the F table is at the lower position, the F table stays A and B need not be used. Chapter 1 Preparation of Embroidery Machine BES-961BC BES-1261BC...

  • Page 32: Mounting Of Cotton Stand

    Note) • When mounting, use one flat washer t below the thread guide support bar w. • Pay careful attention to the front and back directions of the thread guides (A, B, C). Thread guide C Thread guide B Thread guide A Front BES-961BC BES-1261BC...
  • Page 33 Note) • When mounting, use one flat washer t below the thread guide support bar w. • Pay careful attention to the front and back directions of the thread guides (A, B, C). Thread guide C Thread guide B Thread guide A Front BES-961BC BES-1261BC Chapter 1 Preparation of Embroidery Machine...

  • Page 34: Lubrication To Needle Bar Case

    (See the left figure.) Note) • Use the Brother's specified embroidery ma- chine oil (Nisseki Embroidery Lube No. 10 or the equivalent). • Supplying an excessive amount of oil will cause dripping onto the material.

  • Page 35: Grounding

    3-7 Grounding Note) • When connecting the power supply, make sure to connect it to the grounding cable (with green and yellow stripes). • When plugging in the outlet, use a plug suited to the outlet. Grounding cable BES-961BC BES-1261BC...

  • Page 36: Preparation For Embroidering

    3. Pass the thread through the upper hole of the 2nd pretension. Push up the tension disc with your finger, and place the thread under the disc. Then, pass it through the lower hole, and wind it around the thread breakage pulley twice. CAUTION Needle Bar No.3,6,9 No.2,5,8 No.1,4,7 BES-961BC BES-1261BC...
  • Page 37 2. Pass the thread through the upper hole of the pretension. Push up the tension disc with your finger, and place the thread under the disc. Then, pass it through the lower hole. Chapter 1 Preparation of Embroidery Machine Needle Bar No.3,6,9,12 No.2,5,8,11 No.1,4,7,10 BES-961BC BES-1261BC...
  • Page 38 7. Bring the thread to the inner thread guide again to insert it into the hole from the upper section, then into the lower thread guide. 8. Pass the thread through the hole of the needle bar thread guide, then pass it through the needle eye, without passing it through the presser foot. BES-961BC BES-1261BC...

  • Page 39: Replacement Of Bobbin

    Pull out by about 50 mm 4. Pull out the thread by about 50 mm. 1. Hold the knob w and attach the bobbin case securely. 2. Close the rotary hook cover B q. BES-961BC BES-1261BC Chapter 1 Preparation of Embroidery Machine...

  • Page 40: Replacing And Selecting Needle

    DBxK23 #11 because its rounded point prevents the knit thread from breaking. BES-961BC BES-1261BC come on the rotary hook side. • The needle should not be angled to the left (when viewed from the front).

  • Page 41: Attachment Of Embroidery Hoop And Frame

    2. Set the right and left fixtures of the tubular square hoop t while sliding them under the flat spring y upward. Then fit the frame projecting part u into the hole of the tubular square hoop t securely. BES-961BC BES-1261BC Chapter 1 Preparation of Embroidery Machine...
  • Page 42 • By changing the tubular round arm mounting width, various sizes can be set. Note) Change the width, referring to the pin position. 360mm 500mm Note) If two pins cannot be inserted properly, remove one of them. BES-961BC BES-1261BC 400mm 600mm...
  • Page 43 Loosen three bolts of the F table support F y and move it in the direction of the arrow for adjust- [Adjustment] ment. Table BES-961BC BES-1261BC Chapter 1 Preparation of Embroidery Machine Felt...
  • Page 44 1. Mount the holder base mounting frame e on the X-axis feed frame q and holder base frame C w, using three clamp screws. 2. When the mounting pitch of the holder base is 370 mm, mount the holder base horizontally to the holder base mounting frames e using the thumb bolts r. BES-961BC BES-1261BC...
  • Page 45 Chapter 1 Preparation of Embroidery Machine 3. When the mounting pitch of the holder base is 550 mm, mount the holder base vertically to the X-axis feed frame q and holder base frame C w using the thumb bolts r. BES-961BC BES-1261BC...
  • Page 46 X-axis feed frame e and the holder base frame C r, using the screws. 3. Set the material. Then, set 16 clips 290 y horizontally in two sides and 4 clips 220 y vertically on the right and left sides. BES-961BC BES-1261BC...

  • Page 47: Bed Retract

    Machine heads with an even number enter a halt status. Note) The machine heads are numbered 1 ~ 6 from the right side. This figure shows an example of BES-961BC. Refer to the same sections for BES-1261BC. No.6 No.4 1.
  • Page 48 2. Loosen two bolts w and insert the bed into the right and left directions, then tighten the bolts securely again. 3. Mount the presser foot for the reset bed e. (Refer to "Chapter 8. Standard Adjustment" for mounting the presser foot.) BES-961BC BES-1261BC...

  • Page 49: Adjustment Of Thread Tension

    Upper thread material and that the lower stitch width will be about 1/3 of the upper stitch width. Lower thread Lower stitch width 6~8mm BES-961BC BES-1261BC Chapter 1 Preparation of Embroidery Machine 0.07~0.12N (7~12gf)
  • Page 50 This tension may vary depending on the used thread. In general, press the bobbin case to a smooth vertical surface and hang the designated number of coins. Turn the thread tension screw so that the lower thread will come out smoothly. 0.15~0.3N (15~30gf) BES-961BC BES-1261BC...

  • Page 51: Chapter 2 Embroidering Procedures

    Chapter 2 Embroidering Procedures After installation of machine start embroider- ing. This chapter explains about the opera- tion panel on the machine as well as pre- cautions for the actual embroidering process.

  • Page 52: Functions Of Operation Panel

    D E L E N D E N D S T O P "Chapter 3 Selection of Data and Embroidering" page 59) "Setting of Needle Bars" page 92) BES-961BC BES-1261BC BES-961BC FLAT HOOP A B C D E F G H I...
  • Page 53 J K L M N O D E L P Q R S T U V W X Y Z E N D SPACE Used for selecting data and setting functions. BES-961BC BES-1261BC Chapter 2 Embroidering Procedures "Thread Breakage Sensor" page 93)
  • Page 54 Change to the screen for selecting sewing data. Operation panel HOOP switches only.) Contrast volume Adjusts the screen contrast. SBUS interface connector Not used (Do not connects anything.) RS-232C interface connector Connect personal computer with BE-100 installed, etc. BES-961BC BES-1261BC switches only).

  • Page 55: Switches At Machine Heads

    When resuming embroidering after an emergency stop, release emergency stop before pressing this button. Refer to "Resetting Emergency Stop" ( for details. Switches on Tension Plate BES-961BC BES-1261BC Chapter 2 Embroidering Procedures BES-1261BC Start button page 119) to stop flashing.
  • Page 56 During timing adjustment of the rotary hook in the test mode, the rotary hook slightly rotates to the left/right when this switch is turned to left/right respectively. Refer to "Adjustment of timing Between Needle and Rotary Hook" ( for further details. If any error occurs, it can be reset. BES-961BC BES-1261BC page 144)

  • Page 57: Flowchart Of Preparation For Embroidering

    Retrieve the embroidery data ( page 57). "Chapter 3 Selection of Data and Embroidering" ( page 59) Edit the retrieved embroidery data. "Chapter 4 Editing of Embroidering Data" ( page 77) Press on the operation panel. Press on the operation panel. START BES-961BC BES-1261BC...

  • Page 58: Turn On The Machine Power

    A kind of hoop is displayed. Operational icons are basically displayed; however, some icons, such as , may not be on the screen. START STOP BES-961BC BES-1261BC A sequence of colors is displayed. A total number of stitches is displayed.

  • Page 59: Retrieve The Embroidery Data

    Selected embroidery data is read. Start Embroidering Press to check the embroidering area. Press to start embroidering. START Sewing is started and the next screen is displayed. BES-961BC BES-1261BC Chapter 2 Embroidering Procedures Page 61) for details. keys, and select required data by pressing...
  • Page 60 Chapter 2 Embroidering Procedures BES-961BC BES-1261BC...

  • Page 61: Chapter 3 Selection Of Data And Embroidering

    Chapter 3 Selection of Data and Embroidering This Chapter describes how to select em- broidery data in order to start embroidering.

  • Page 62: What Can The Machine Do

    (These icons are displayed in the lower right of the screen.) Modification of data name ( Deletion of embroidery data ( Page 72) Page 73) Page 73) Page 74) BES-961BC • BES-1261BC Page 61) Page 64) Page 65) Page 68) Page 66) Step forward (back) stitch by stitch...

  • Page 63: Selection Of Data

    Data with a name of [xxxx.DSB] Data with a name of [xxxx.DSZ] Data with a name of [xxxx.STH] (These icons are displayed in the lower right of the screen.) BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering Machine memory Reading...
  • Page 64 When the access lamp if ON, never press the eject switch. Otherwise, embroidery data in the floppy disk may be destroyed. Registration of Sewing Data into Machine Memory Load a floppy disk with sewing data. (These icons are displayed in the lower right of the screen.) Eject switch Access lamp BES-961BC • BES-1261BC Icon...
  • Page 65 If registration is done without loading a floppy disk, the following screen is displayed after the step 4 is finished. Load a floppy disk for data registration. BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering Currently displayed screen No.

  • Page 66: Reading From Memory

    When a free space is specified in the memory, a screen for reading data from the floppy disk is displayed. Refer to "Registration of Sewing Data into Machine Memory" (steps 5 and afterward on Page 63). The initial screen is displayed. BES-961BC • BES-1261BC Currently displayed screen No. of screens to be selected...

  • Page 67: Registration Of Embroidery Data From Be-100

    Select an area for data registration by pressing ten keys or press the key. Press the When a floppy disk is set When no floppy disk is set BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering Operation panel Dedicated communication cable (Option) , and then...

  • Page 68: Deletion Of Embroidery Data From Machine Memory

    A list of registered data is displayed. Select a screen by pressing Select embroidery data to delete by pressing ten keys or key. BES-961BC • BES-1261BC and select a required , and then Currently displayed screen No. of screens to be selected...
  • Page 69 When deleting embroidery data in the machine memory entirely: When deleting embroidery data registered in the machine memory entirely, turn ON the power to the machine while pressing BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering D E L...

  • Page 70: Modification Of Embroidery Data Name

    W X Y Z 1 time J K L 4 times 3 times 2 times 3 times 2 times BES-961BC • BES-1261BC 1 time P Q R S 5 times 4 times 3 times 2 times Currently displayed screen No. of screens to be selected...
  • Page 71 "E" is input. Press five times. P Q R S "S" is input. 10. Press twice. T U V "T" is input. 11. Press once. SPACE "0" is input. BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering key once again.
  • Page 72 When modifying only one character: [FLNWER] can be modified to [FLOWER] in the following procedures. 6. Press Press Press "N" is deleted. once. SPACE once. D E F twice and display "N" reversely. BES-961BC • BES-1261BC to move the cursor to the right.
  • Page 73 Press four times. M N O "O" is input. 10. Press A data name is modified by the above procedures. BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering...

  • Page 74: Sewing Operation

    Indicates a sequence of color changes. Indicates a name of data currently used for sewing. Indicates the number of data currently used for sewing. Currently selected speed range The range can be modified by pressing BES-961BC • BES-1261BC START No. of current stitches...

  • Page 75: Feedhold And Cancellation Of Sewing

    When repetition of patterns is set, a pattern which is currently being sewn is canceled. When canceling all patterns, press A message for confirmation is displayed. When canceling sewing, press BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering once again.

  • Page 76: Step Forward And Step-Back

    For stepping forward (back) up to the next (previous) color change For stepping forward up to the sewing start point of a next pattern if repetition of patterns is set. Specify the number of stitches for stepping forward (back). five times. BES-961BC • BES-1261BC STOP...

  • Page 77: For Step Forward (Back)

    The embroidery head advances (retracts) by a specified number of stitches. For Step Forward (Back) Press Stitches steps forward (back) by a specified amount. Resuming Sewing Press START Sewing is started. BES-961BC • BES-1261BC Chapter 3 Selection of Data and Embroidering...
  • Page 78 Chapter 3 Selection of Data and Embroidering BES-961BC • BES-1261BC...

  • Page 79: Chapter 4 Editing Embroidering Data

    Chapter 4 Editing of Embroidering Data Pressing on the operation panel after reading embroidering data displays the em- broidering data editing screen. Simple op- eration by using embroidering data is avail- able on this screen.

  • Page 80: What Can The Machine Do

    Horizontal direction from lower left to upper right Vertical direction from lower right to upper left 0 stitch deletion ( Page 86) Thread trimming feed number ( Swing width correction ( BES-961BC • BES-1261BC Page 79) Page 82) Page 84) Page 84) Page 84)

  • Page 81: Rotation

    Angle can be specified in increments of 90˚. Setting of 90˚,180˚ or 270˚ is available. Angle can be specified in increments of one degree. to select an angle or use ten keys to specify an angle. BES-961BC • BES-1261BC Chapter 4 Editing of Embroidering Data  → ...

  • Page 82: Enlargement And Reduction

    • Enlargement/reduction at different ratios in the X and Y directions Read sewing data. Press Enlargement/reduction at the same ratio in the X/Y directions Press Input enlargement/reduction ratio by pressing ten keys. Press The initial screen is displayed again. →              are reversed in black. BES-961BC • BES-1261BC...
  • Page 83 Input enlargement/reduction ratio in the X direction by pressing ten keys. Press is reversed in black. Input enlargement/reduction ratio in the Y direction by pressing ten keys. Press The initial screen is displayed again. BES-961BC • BES-1261BC Chapter 4 Editing of Embroidering Data...

  • Page 84: Mirror

     →   →  Right/left mirror pattern Right/left mirror pattern Up/down mirror pattern Zero point-symmetric mirror pattern BES-961BC • BES-1261BC Right/left mirror patter Up/down mirror patter Zero point-symmetric mirror patter Zero point-symmetric mirror The pattern is reversed in the right/left direction on the basis of the embroidering start point.
  • Page 85 Press The initial screen is displayed again. Zero Point-Symmetric Mirror Pattern Keep pressing until Press E N D The initial screen is displayed again. BES-961BC • BES-1261BC Chapter 4 Editing of Embroidering Data is displayed. is displayed. is displayed.

  • Page 86: Repetition

    Vertical direction from upper left to lower right Horizontal direction from lower left to upper right By setting a distance between the outer hoops of each pattern By setting a distance between the centers of each pattern twice. BES-961BC • BES-1261BC...
  • Page 87 For setting a distance between the outer hoops of each pattern For setting a distance between the centers of each pattern Select the direction of repetitions by pressing Press The initial screen is displayed again. BES-961BC • BES-1261BC Chapter 4 Editing of Embroidering Data...

  • Page 88: Other Editing

    This function is previously set to 0(no swing width correction)upon shipment. three times. after setting is finished. E N D when setting continuously. BES-961BC • BES-1261BC (for not deleting For deleting 0 stitch For not deleting 0 stitch (ECS data) For thread trimming at every 3 feeds...
  • Page 89 Select this function by pressing Select a correction amount in the X direction by pressing Reverse by pressing Input a correction amount in the Y direction by pressing BES-961BC • BES-1261BC Chapter 4 Editing of Embroidering Data...
  • Page 90 Chapter 4 Editing of Embroidering Data Press Press after setting is finished. when setting continuously. BES-961BC • BES-1261BC...

  • Page 91: Chapter 5 Setting

    Chapter 5 Setting This Chapter describes how to set a sewing speed, correct trouble including thread break- age and others related to machine motions.

  • Page 92: What Can The Machine Do

    Resetting of thread breakage error ( Needle bar stop at mending stop point ( Method of thread trimming before thread breakage error ( Method of thread trimming before stop ( BES-961BC • BES-1261BC Page 92) Page 93) Page 93) Page 94)

  • Page 93: Setting Of Environmenet

    Hoop Retract Point Hoop retract point ( Automatic hoop retract ON/OFF ( Hoop Movement Registration of embroidering start point ( Movement to registered sewing start point ( BES-961BC • BES-1261BC Page 107) Page 108) Page 109) Page 110) Page 111)

  • Page 94: Setting Of Needle Bars

    Chapter 5 Setting Setting of Needle Bars Needle bars allocated in the sequence of sewing can be modified. This setting is explained on the basis of the BES-1261BC screen. Press Select a sewing sequence to modify by pressing The current embroidering sequence is selected while embroidering is interrupted.

  • Page 95: Thread Breakage Sensor

    ALL (all needle bars) Select to switch over the thread breakage sensor for each head between ON and OFF. twice..9 or 12 (max.) by pressing BES-961BC • BES-1261BC Chapter 5 Setting Heads with which the sensor is valid...

  • Page 96: Automatic Step-Back

    When stepping back by a sensitivity amount of the thread breakage sensor When stepping back by preset number of stitches BES-961BC • BES-1261BC Total number of stitches to step back in the automatic step-back mode...

  • Page 97: Setting Of Lower Thread Counter/Stitch Counter

    Input the number of counts of the lower thread counter by pressing ten keys. Press Modified setting is saved and the initial screen or halt screen is displayed again. BES-961BC • BES-1261BC Chapter 5 Setting D E L Number of stitches...

  • Page 98: Setting Of Machine

    Press Modified setting is saved and the previous screen is displayed again. All heads Every other head (The heads with odd numbers only are operated). by pressing BES-961BC • BES-1261BC Tabular square hoop Sash frame Flat hoop Cap hoop Page 45) and retract...

  • Page 99: Speed Range

    When modifying the speed range for all needle bars Input a required speed range by pressing ten keys. After modification is finished, press Modified setting is saved and the previous screen is displayed again. BES-961BC • BES-1261BC Chapter 5 Setting...

  • Page 100: Speed Of Each Speed Range

    Input a required speed by pressing ten keys. After modification is finished, press Modified setting is saved and the previous screen is displayed again. by pressing Maximum speed Lowest speed BES-961BC • BES-1261BC Upper limit of speed to be set in each range...

  • Page 101: Setting Of Mending

    For trimming both upper and lower threads For trimming the lower thread only For not trimming any thread Refer to "Mending"( Page 121). Press Select by pressing Press BES-961BC • BES-1261BC (Manual) upon shipments. Chapter 5 Setting immediately after...
  • Page 102 The machine does not stop if the automatic step-back setting is lower than the input value. After setting all items, press Modified setting is saved and the initial screen is displayed again. by pressing for modifying a resetting method. by pressing and select whether to stop embroidering temporarily. BES-961BC • BES-1261BC Modify this figure.

  • Page 103: Thread Trimming Length

    Modified setting is saved and the previous screen is displayed again. Thread Withdrawal Feed Length Thread withdrawal length can be set before thread trimming. The input range is 0 ~ 100mm. This function is previously set to 15mm upon shipments. BES-961BC • BES-1261BC first. SPACE Chapter 5 Setting...

  • Page 104: Inching

    This function is previously set to selected upon shipments. Press Select Press Set whether to select the inching mode by pressing Press Modified setting is saved and the previous screen is displayed again. by pressing by pressing BES-961BC • BES-1261BC...

  • Page 105: Sewing Area

    Specify coordinates of the lower right of the sewing area. Move the hoop by pressing Press E N D Pressing restores a status before modification of setting. BES-961BC • BES-1261BC (450mm) (600, 450) Chapter 5 Setting...

  • Page 106: Hoop Retract Point

    Modified setting is canceled and the initial screen or halt screen is displayed again. The hoop returns to the initial point. key. key. Current hoop coordinates once again. BES-961BC • BES-1261BC S T O P and press S T A R T...

  • Page 107: Movement To Registered Sewing Start Point

    This operation should be done before starting sewing. Hold down and press S T O P The hoop moves and the zero point is detected. Then the hoop moves to a registered start point. 3. The initial screen is displayed again. BES-961BC • BES-1261BC Chapter 5 Setting...

  • Page 108: Setting Of Environment

    Select whether to validate a return to the start point by pressing Press Modified setting is saved and the previous screen is displayed again. twice. by pressing by pressing When the start point return is valid When the start point return is invalid BES-961BC • BES-1261BC...

  • Page 109: Speed Range

    Modified setting is saved and the previous screen is displayed again. Power Voltage Voltage of power supplied to the machine can be specified. Available voltage is 200V, 220V, 230V and 240V. Item Contents 200V 220V 230V 240V Press twice. Select by pressing BES-961BC • BES-1261BC Chapter 5 Setting...

  • Page 110: Setting Of Rs-232C Communication Speed

    The transmission speed can be selected within the range of 9600, 19200, 38400 and 115200. (unit : bps) Press Select Press Select [RS Speed] by pressing Select communication speed by pressing Press Modified setting is saved and the previous screen is displayed again. twice. by pressing BES-961BC • BES-1261BC...

  • Page 111: Display Language

    English Espanl Spanish Press twice. Select by pressing Press Select [Language] by pressing Select a language to display by pressing Press The previous screen is displayed again with a display in a selected language. BES-961BC • BES-1261BC Chapter 5 Setting...

  • Page 112: Alarm Sound

    Modified setting is saved and the previous screen is displayed again. A sound is generated until the error is reset. A sound is generated twice. A sound is generated five times. twice. by pressing E N D BES-961BC • BES-1261BC...

  • Page 113: Boring

    This function is previously set to : • Boring mode valid/invalid • Data shift valid/invalid Validation/Invalidation of Boring Mode Press twice. Select by pressing Press Select by pressing BES-961BC • BES-1261BC invalid invalid Chapter 5 Setting...
  • Page 114 Modified setting is saved and the previous screen is displayed again. When the boring mode is valid When the boring mode is invalid twice. by pressing by pressing When the data shift is valid When the data shift is invalid BES-961BC • BES-1261BC...

  • Page 115: Display Of Information

    The previous screen is displayed again. Size of sewing data (mm) Coordinates of embroidering start point Coordinates of embroidering end point Number of stitches Number of colors Name of data three times. by pressing E S C BES-961BC • BES-1261BC Chapter 5 Setting...

  • Page 116: Features Of Machine

    Maximum moving range of flat hoop (for all heads) Maximum moving range of flat hoop (for every other head) Maximum moving range of cap hoop Number of heads Number of needle bars per head three times. by pressing BES-961BC • BES-1261BC...

  • Page 117: Information About Versions

    The version is displayed by the combination of alphabets (A ~ Z) and numerical figures (1 ~ 9). Operation panel version Main CPU ROM version Press The previous screen is displayed again. BES-961BC • BES-1261BC Upper axis CPU ROM version Interface CPU ROM version Lower axis CPU ROM version Chapter 5 Setting...
  • Page 118 Chapter 5 Setting BES-961BC • BES-1261BC...

  • Page 119: Chapter 6 Operation Of Machine

    Chapter 6 Operation of Machine...

  • Page 120: Operating Procedures

    Note) When turning the power off and back it on again, wait for at least 10 seconds. ), determine a position to start embroidering. BES-961BC BES-1261BC...

  • Page 121: Machine Stop

    • For resetting the emergency stop button, turn the button in the direction of the arrow. The button pops up and is reset. • Check that both emergency stop buttons on the right and left are reset. BES-961BC BES-1261BC Chapter 6 Operation of Machine STOP...

  • Page 122: Measures Against Thread Breakage

    To stop the machine, turn the switch to the opposite side. STEP BACK/ FWD switch 5. Press the START switch on the operation panel or the start switch located between the machine heads to resume operation. START 3-2 Mending BES-961BC BES-1261BC Page 34)
  • Page 123 Note) To cancel the mending end position, turn all the MENDING lamps are turned on (except for halted machine heads) . BES-961BC BES-1261BC Chapter 6 Operation of Machine...

  • Page 124: Mending

    Note) When the MENDING switch of the machine head No.3 Stitch Mending LED Note) When the MENDING switch of the machine head BES-961BC BES-1261BC switch or to move it whose lamp is off is pressed: • The MENDING lamp of the machine head is lit, and mending is executed for the machine head.

  • Page 125: Jog Embroidering

    Note) Never apply a tape on the switch to keep jog op- eration for a long time. Doing so may cause dam- age to the machine. BES-961BC BES-1261BC Chapter 6 Operation of Machine...

  • Page 126: Area Check

    "area over", the rectangular outline of the pattern is traced. Embroidering start position (Example) 0.1mm • If "area over" is displayed, press the check switch. The hoop automatically moves inside the embroidering area, where the pattern is set, at the nearest position. BES-961BC BES-1261BC...

  • Page 127: Jog Switches

    7. Jog Switches 7-1 Hoop Movement to Start Position The hoop immediately after the embroidering mode becomes valid can be moved so that the start position can be set as required. BES-961BC BES-1261BC Chapter 6 Operation of Machine...

  • Page 128: Inching Mode During Embroidering (Forcible Hoop Movement)

    • If the hoop and material are deviated from each other during embroidering, correct it by using the jog switches. 3. Pressing the "END" switch resets the inching mode. 4. Press the "START" switch restarts embroidering. BES-961BC BES-1261BC while pressing the switch STOP START...

  • Page 129: Detection Of Zero Point

    After the zero point is detected, the hoop returns to the initial point Before starting sewing, press screen is displayed. The hoop moves and the zero point is detected. The initial screen is displayed again. while pressing SPACE Initial screen BES-961BC BES-1261BC Chapter 6 Operation of Machine when the initial STOP...
  • Page 130 Chapter 6 Operation of Machine BES-961BC BES-1261BC...

  • Page 131: Chapter 7 Maintenance

    Chapter 7 Maintenance...

  • Page 132: Cleaning Rotary Hook

    Remove dirt with a soft, dry cloth. If necessary, clean with the detergent-soaked cloth, then wipe off the detergent with a cloth dampened with (hot) water. • Caution Never use benzene or thinner for cleaning the machine. 1. Cleaning Rotary Hook CAUTION BES-961BC BES-1261BC...

  • Page 133: Oiling

    2. Oiling To extend the machine's service life, supply oil to the following places at regular intervals. (Note) • When oiling, be sure to supply Brother's machine oil (Nisseki Sewing Lube #10 or the equivalent) using the dropper. • Excessive oiling may cause the material to be stained.
  • Page 134 (Note) • In lubrication, select needle bar 12 and remove the head cover to check the lubrication area. Be sure to wipe off excessive oil spilt at the lower part of the arm. Thread take-up bush Connecting rod Arm cover L head cover BES-961BC BES-1261BC Connecting Connecting rod...

  • Page 135: Greasing

    6. After greasing, assemble in the reverse order. (Note) • When assembling the needle bar case w, BES-961BC BES-1261BC Chapter 7 place it on the machine and turn the change pulley ! 0 behind the cover o at right. Check that it is engaged, and then tighten the bolts.
  • Page 136 6. After greasing, assemble in the reverse order. (Note) • When assembling the needle bar case y, BES-961BC BES-1261BC head covers R and L respectively, remove both the the covers when greasing. place it on the machine and turn the change pulley !2 behind the cover !1 at right.
  • Page 137 9. After greasing, assemble in the reverse order. (Note) • When assembling the needle bar case w, BES-961BC BES-1261BC Chapter 7 place it on the machine and turn the change pulley ! 4 behind the cover ! 3 at right. Check that it is engaged, and then tighten the bolts.
  • Page 138 U ! 6 and D ! 7 . 8. After greasing, assemble in the reverse order. (Note) • When assembling the needle bar case y, BES-961BC BES-1261BC head covers R and L respectively, remove both the the covers when greasing. Then tighten the place it on the machine and turn the change pulley !9 behind the cover !8 at right.

  • Page 139: Feed Guide Section

    Y-feed linear guides (one each on the right and left), and the linear guide inside the No. 3 bed. Slide the guide to spread grease entirely. 5. After greasing, assemble in the reverse order. BES-961BC BES-1261BC Chapter 7 Maintenance...
  • Page 140 Chapter 7 Maintenance BES-961BC BES-1261BC...

  • Page 141: Chapter 8 Standard Adjustment

    Chapter 8 Standard Adjustment...

  • Page 142: Adjusting Needle Bar Height

    If adjustment should be made while the power switch is turned on, pay special attention to your safety. Maintenance and inspection of the machine should be conducted only by trained engineers. BES-961BC BES-1261BC 10.8mm Tighten the bolt u so that the clearance can be even.
  • Page 143 • When tightening the upper dead point stopper bolt u, insert the longer side of the attached wrench into bolt and tighten it by using the shorter side. Excessive tightening may make the needle bar movement sluggish. BES-961BC BES-1261BC Chapter 8 Standard Adjustment...
  • Page 144 Chapter 8 Standard Adjustment When using the bottom dead center gauge Cutting section Cutting section BES-961BC BES-1261BC 10.8mm Tighten the bolt o so that the clearance can be even. Do not hit this section.
  • Page 145 • When tightening the upper dead point stopper bolt o, insert the longer side of the attached wrench into the bolt and tighten it by using the shorter side. Excessive tightening may make the needle bar movement sluggish. BES-961BC BES-1261BC Chapter 8 Standard Adjustment...

  • Page 146: Replacing (Attaching) Rotary Hook

    Lower shaft 3. When mounting, press it inward until it stops. Note) After replacing rotary hooks, refer to "4. Adjust- ment of Timing Between Needle and Rotary Hook (Page 146)" and adjust the timing. BES-961BC BES-1261BC...

  • Page 147: Adjustment Of Clearance Between Needle And Rotary Hook

    1. Turn the power switch off. 2. Select the needle bar No. 1 q. The illustration at the left shows the case of BES- 961BC. For BES-1261BC, the No. 12 needle becomes 3. Remove two flat screws w and dismount the needle plate e.

  • Page 148: Adjustment Of Timing Between Needle And Rotary Hook

    For rotating the rotary hook little by little in the counterclockwise direction Make this adjustment for each machine head so that the needle and the rotary hook's point can fit with each other. BES-961BC BES-1261BC while holding down the . The S T O P...

  • Page 149: Adjustment Of Presser Foot Height

    (at 100˚ of the scale) and press machine enters the standby state. The adjustment of the rotary hook is completed and the timing is stored. The rotary hook returns to the stop position accordingly. BES-961BC BES-1261BC Chapter 8 Standard Adjustment . The material...

  • Page 150: Adjustment Of Thread Trimmer

    4. Tighten the two bolts e until the triangle part of the movable knife r is projected by 1 mm from the fixed knife t. * Precautions for tightening the two bolts e: Triangle part of movable knife BES-961BC BES-1261BC...
  • Page 151 6. Turn the power switch off once, then on again. Check that the clearance between the movable knife r and the fixed knife t is 1 mm. 7. When adjusting again, follow the step 2 and after. BES-961BC BES-1261BC Chapter 8 Standard Adjustment...

  • Page 152: Adjusting The Belt Tension

    8 mm of deflection in the belt q when 9.8 N (1 kgf) of pressure is applied. The machine operating direction is counterclockwise when seen from the machine pulley end. 8 mm of deflection in the belt 9.8 N (1 kgf) of pressure BES-961BC BES-1261BC slot...

  • Page 153: Chapter 9 List Of Error Message

    Chapter 9 List of Error Messages...
  • Page 154 Check that the connector of the X-axis stepping motor is properly connected, and press Set the embroidering area again or move the hoop to a sewable position. (The hoop can be moved to a sewable position by pressing BES-961BC BES-1261BC Measures START STOP STOP...
  • Page 155 PC board is faulty. Turn the power off, and check the thread trimming mechanism. Press again, the thread trimming mechanism is faulty. BES-961BC BES-1261BC Chapter 9 List of Error Codes Measures . If the same error occurs STOP...
  • Page 156 If the same error occurs again, the fan or the power PC board is faulty. Finish the test mode or turn the power OFF once, then ON again. If the same error occurs again, the main PC board is faulty. BES-961BC BES-1261BC Measures START...

  • Page 157: Chapter 10 Troubleshooting

    Chapter 10 Troubleshooting If there is any indication of trouble with the machine, check and correct as described in the table. If the trouble cannot be corrected, turn off the power and contact your distribu- tor for corrective actions.

  • Page 158: Mechanical Section

    • Does the thread pass through the hole center of the presser foot? • Is the material edge caught in the machine? (Are embroidery hoop and other related parts operating correctly?) • Is the material stretched properly? • Is thread tension proper? Does the lower thread come out smoothly? BES-961BC BES-1261BC...
  • Page 159 Lower the presser foot for the six machine heads using the lever. • Is the needle attached properly? • Is the timing of the needle and rotary hook correct? BES-961BC BES-1261BC Chapter 10 Troubleshooting Bolt Thread take-up operating lever...

  • Page 160: Electrical Section

    Check Point • Is the cable correctly plugged in? • Is the connector securely connected from the operation panel to the control box? • Refer to the error message list for troubleshooting. If the error persists, contact your distributor. BES-961BC BES-1261BC...

  • Page 161: Connection And Installation Of Optional Equipment

    Connection and Installation of Optional Equipment...

  • Page 162: Attaching Bobbin Winder

    6. Insert the bobbin winder harness !0 in the 2P (No. 6) connector on the rear side of the control box. Note) Be careful not to allow the bobbin winder harness to come into contact with the hoop in motion. 7. Mount the side cover LB w using four screws q. BES-961BC BES-1261BC...
  • Page 163 Note) • If the thread is wound too tight and comes BES-961BC BES-1261BC off from the tension disk, loosen the knob i. If the thread is too loose, tighten the knob i.
  • Page 164 INSTRUCTION MANUAL BROTHER INDUSTRIES,LTD. NAGOYA,JAPAN Printed in Japan 155-961BC,C61 S93961-102 1998.08. B (1)

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