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Global BH 9982 User Instructions

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BH 9982
Buttonhole machine
User Instructions
Always switch off the electricity when working on
the machine.

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Summary of Contents for Global BH 9982

  • Page 1 BH 9982 Buttonhole machine User Instructions Always switch off the electricity when working on the machine.
  • Page 2 Thank you very much for buying a Global sewing machine. Before using your new machine, please read the safety instructions and the explanations given in the instruction manual. With industrial sewing machines, it is normal to carry out work while positioned directly in front of moving parts such as the needle and thread take-up lever, and consequently there is always a danger of injury that can be caused by these parts.

  • Page 3: Safety Instructions

    SAFETY INSTRUCTIONS [1] Safety indications and their meanings This instruction manual and the indications and symbols that are used on the machine itself are provided in order to ensure safe operation of this machine and to prevent accidents and injury to yourself or other people. The meanings of these indications and symbols are given below.

  • Page 4: Notes On Safety

    [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 the control box. Touching areas where high voltages are present can result in severe injury.

  • Page 5: Maintenance And Inspection

    CAUTION Sewing This sewing machine should only be used by If using a work table which has casters, the casters operators who have received the necessary training should be secured in such a way so that they cannot in safe use beforehand. move.

  • Page 6: Warning Labels

    [3] 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. Do not touch the knife or press any Safety devices objects against the machine while...
  • Page 7 0332B 0331B Belt cover (Rear) 0333B 0486B 0334B 0485B...

  • Page 8: Table Of Contents

    CONTENTS 1. NAMES OF MAJOR PARTS....4. PREPARATION BEFORE SEWING ... 4-1. Installing the needle........30 2. MACHINE SPECIFICATIONS ....4-2. Threading the upper thread .......31 2-1. Specifications ..........2 4-3. Threading the lower thread......32 2-2. Sewing shapes..........3 4-4. Threading the gimp........33 3.
  • Page 9 9-17. Adjusting the cutting pressure ....90 8. CLEANING AND INSPECTION ... 9-18. Adjusting the work clamp lift amounts ..91 8-1. Daily cleaning and inspection....68 9-19. Adjusting the work clamp positions....92 8-1-1. Cleaning..........68 9-20. Adjusting the positions of the work clamp 8-1-2.

  • Page 10: Names Of Major Parts

    1. NAMES OF MAJOR PARTS 1. NAMES OF MAJOR PARTS 0335B The accessory switches shown below to use for starting the sewing machine will vary depending on the destination. Power switch 2-pedal foot switch Control box Hand start switch CF slot* STOP switch Operation panel (10)

  • Page 11: Machine Specifications

    2. MACHINE SPECIFICATIONS 2. MACHINE SPECIFICATIONS 2-1. Specifications Lower thread trimmer Thread trimmer Long type Short type -02* -02 specifications are divided into L1422 to L3422 specifications depending on the sewing lengths, so please specify the sewing length when ordering. This is not covered by specification designations, but compatibility is possible by replacement of gauge parts.

  • Page 12: Sewing Shapes

    2. MACHINE SPECIFICATIONS 2-2. Sewing shapes Eyelet buttonhole Without bartack Taper bartack Straight bartack Round bartack Straight buttonhole Without bartack Taper bartack Straight bartack Round bartack Circular stitch 0536B-0539B 0540B-0543B 0544B...

  • Page 13: Installation

    3. INSTALLATION 3. INSTALLATION CAUTION Machine installation should only be carried out by a All cords should be secured at least 25 mm away from qualified technician. any moving parts. Furthermore, do not excessively bend the cords or secure them too firmly with staples. Contact your Brother dealer or a qualified electrician If this is not observed, there is the danger that fire or for any electrical work that may need to be done.

  • Page 14: When Setting Up On Top Of The Table

    3. INSTALLATION 3-1-1. When setting up on top of the table 2 x 4 mm dia. 20 depth (from underneath table) For operation panel cord For pneumatic unit For control box For cords For cords Φ50 4 x 2 mm dia. 10 depth For operation panel For treadle unit 2 x 4 mm dia.

  • Page 15: When Embedding Into The Table

    3. INSTALLATION 3-1-2. When embedding into the table When embedding the machine head into the table, some extra components will be required, so contact the place of purchase for further details. NOTE: When embedding the machine head into the table, be sure to install the L-shaped table reinforcement plates. (Refer to “3-3. Installing the table reinforcement plates (embedded installation only)”.) For pneumatic unit For operation panel cord...

  • Page 16: Installing The Control Box

    3. INSTALLATION 3-2. Installing the control box CAUTION Before installing the control box, take steps to make sure that the control box does not fall down. If this is not done, injury to feet or damage to the control box may result. Before installing the control box (1), 0340B check that the model plate (2) on the...

  • Page 17: Installing The Table Reinforcement Plates (Embedded Installation Only)

    3. INSTALLATION 3-3. Installing the table reinforcement plates (embedded installation only) (1) L-shaped reinforcement plates [2 pcs.] (2) Bolts [10 pcs.] (3) Plain washers [10 pcs.] (4) Spring washers [10 pcs.] (5) Nuts [10 pcs.] 0342B 3-4. Installing the machine head 3-4-1.
  • Page 18 3. INSTALLATION CAUTION Always be sure to install the stopper bolt before tilting back the machine head in step 4 below. If this is not done, the machine head will tip over and fall down, and injury or damage to the machine head may result. 1.

  • Page 19: When Embedding Into The Table

    3. INSTALLATION 3-4-2. When embedding into the table (1) Bed support plates [4 pcs.] (2) Bolts [16 pcs.] Install so that they are horizontal to the bed base. 0347B NOTE: • When placing the machine head onto the table, have four or more people hold the machine head by the places indicated by the locations...

  • Page 20: Tilting Back And Returning The Machine Head

    3. INSTALLATION 3-5. Tilting back and returning the machine head CAUTION Hold the machine head with both hands when tilting it back or returning it to its original position. In addition, do not subject the machine head to extra force while it is tilted back. If this is not observed, the machine head may lose balance and fall over (together with the table), and injury or damage to the sewing machine may result.

  • Page 21: Installing The Belt Cover And Feed Bar Cover U

    3. INSTALLATION 3-6. Installing the belt cover and feed bar cover U (1) Belt cover 0351B 0350B (2) Screws [4 pcs.] • Before installing the belt cover, pass the cords through the belt cover notch (3). NOTE: • Be careful not to clamp the cords when installing the belt cover.

  • Page 22: Installing The Operation Panel

    3. INSTALLATION 3-8. Installing the operation panel (1) Operation panel 0355B (2) Screws [4 pcs.] 1. Pass the cord of the operation panel (1) through the table hole. 2. Loosen the two screws (3) at the rear of the control box, open the cord presser plate (4) in the direction of the arrow, and pass the cord through the hole into the box.

  • Page 23: Installing The Air Unit And Valve Unit

    3. INSTALLATION 3-10. Installing the air unit and valve unit Install to the underside of the table. (Refer to “3-1. Table processing diagram” for the installation positions.) (1) Air unit (2) Screws [2 pcs.] (3) Valve unit (4) Screws [2 pcs.] (5) Air tube No.

  • Page 24: Installing The Treadle Unit (When Using The Treadle)

    3. INSTALLATION 3-12. Installing the treadle unit (when using the treadle) 3-12-1. When setting up on top of the table NOTE: Before installing the machine head, install the three treadle unit mounting bolts (A) to the table. (Refer to “3-4-1. When setting up on top of the table”.) (1) Treadle unit (2) Plain washers [3 pcs.] (3) Spring washers [3 pcs.]...

  • Page 25: Installing The Hand Start Switch (When Using The Hand Start Switch)

    3. INSTALLATION 3-13. Installing the hand start switch (when using the hand start switch) (1) Hand start switch 0362B (2) Screws [2 pcs.] (3) Cord holders [3 pcs.] (4) Screws [3 pcs.] When setting up on top of the table, use only two of the cord holders (3) and screws (4).
  • Page 26 3. INSTALLATION <Adjusting the hand start switch position> Adjust the position of the hand start switch (1) as follows so that it is in an easy-to-use position. [Forward/back and vertical position] 1. Loosen the two screws (2), and then move the hand start switch mounting plate (7) forward, back, up or down to adjust its position.

  • Page 27: Connecting The Cords

    3. INSTALLATION 3-14. Connecting the cords 3-14-1. Connecting the connectors inside the control box 1. Remove the eight screws (1), and 0365B then remove the control box cover (2). 2. Gently tilt back the machine head. 3. Pass the cord bundle through the table hole, and then pass it into the control box through the hole in the rear of the control box.
  • Page 28 3. INSTALLATION <Main P.C. board> Securely lock the cord clamps. * <If using the 2-pedal foot switch> Be sure to make the ground connection. (Refer to “3-14-2. Connecting the ground wire”.) At main P.C. board Connectors Cord clamp Insertion location X pulse motor encoder 5-pin white P20 (X-ENC) Y pulse motor encoder 5-pin blue...
  • Page 29 3. INSTALLATION <Power supply motor P.C. board> <Removal> Press the tabs. <Securing method> <PMD P.C. board> Be sure to make the ground connection. (Refer to “3-14-2. Connecting the ground wire”.) At power supply motor Connectors P.C. board Cord clamp Insertion location Machine head memory 7-pin P3 (HEAD-M) Upper shaft motor 3-pin...
  • Page 30 3. INSTALLATION 0368B 6. Close the cord presser plate (9) in the direction of the arrow, and secure it by tightening the two screws (10). NOTE: • Make some slack in the cords outside the control box so that the cords do not get pulled too tightly inside the control box. •...

  • Page 31: Connecting The Ground Wire

    3. INSTALLATION 3-14-2. Connecting the ground wire CAUTION Be sure to connect the ground. If the ground connection is not secure, you run a high risk of receiving a serious electric shock, and problems with correct operation may also occur. 0369B (1) Ground wire from upper shaft motor harness (2) Ground wire from the machine head...

  • Page 32: Connecting The Power Cord

    3. INSTALLATION 3-14-3. Connecting the power cord <For single-phase specifications> Insert the power cord plug (1) into a wall outlet. <For three-phase specifications> 1. Attach an appropriate plug to the power cord (2). (The green and yellow wire is the ground wire.) 2.

  • Page 33: Connecting The Air Tubes

    3. INSTALLATION 3-14-4. Connecting the air tubes CAUTION Do not switch the insertion locations for air tube No. 5 and No. 6 by mistake. If they are not connected correctly, the hammer may be lowered when the power is turned on or when the air cock is opened, and serious injury may result. 1.

  • Page 34: Installing The Air Hose

    3. INSTALLATION 3-15. Installing the air hose Connect the air hose coming from the compressor to the air unit which is installed underneath the table. 1. Close the cock (1). 2. Turn the nut (2) at the end of the air hose and connect it to the valve (3).

  • Page 35: Installing The Eye Guard

    3. INSTALLATION 3-17. Installing the eye guard CAUTION Attach all safety devices before using the sewing machine. If the machine is used without these devices attached, injury may result. (1) Eye guard assembly (2) Plain washers [2 pcs.] (3) Screws [2 pcs.] 0377B 3-18.

  • Page 36: Installing And Removing The Work Clamp Plates

    3. INSTALLATION 3-19. Installing and removing the work clamp plates <Removal> 1. Turn the upper shaft pulley (1) forward to align the mating 0386B mark (A) on the pulley with the notch (B) in the machine head. * The needle will be set to the needle up stop position. 2.

  • Page 37: Lubrication

    3. INSTALLATION 3-20. Lubrication CAUTION Turn off the power switch before carrying out this operation. If this is not done, the machine may operate if the start switch is pressed by mistake, which could result in serious injury. Be sure to wear protective goggles and gloves when handling the lubricating oil, so that it does not get into your eyes or onto your skin.

  • Page 38: Lubrication

    3. INSTALLATION 3-20-2. Lubrication • When using the sewing machine for the first time, and also after long periods of non-use, lubricate the sewing machine in the places indicated by arrows in the illustration below. • Oil may get onto the thread while lubrication is being carried out. Carry out a test sewing to ensure that your material does not get stained with oil.

  • Page 39: Preparation Before Sewing

    4. PREPARATION BEFORE SEWING 4. PREPARATION BEFORE SEWING 4-1. Installing the needle CAUTION Turn off the power switch before installing the needle. Otherwise the machine may operate if the start switch is pressed by mistake, which could result in serious injury. 1.

  • Page 40: Threading The Upper Thread

    4. PREPARATION BEFORE SEWING 4-2. Threading the upper thread Thread the upper thread correctly as shown in the illustration below. The illustration below shows the method when the cotton stand is installed on the left side. If the cotton stand is installed on the right side, the threading method will be different.

  • Page 41: Threading The Lower Thread

    4. PREPARATION BEFORE SEWING 4-3. Threading the lower thread When threading the lower thread, first remove the work clamp plates, and then thread the lower thread correctly as shown in the illustration below. (Refer to “3-19. Installing and removing the work clamp plates” for details on removing the work clamp plates.) The illustration below shows the method when the cotton stand is installed on the left side.

  • Page 42: Threading The Gimp

    4. PREPARATION BEFORE SEWING 4-4. Threading the gimp When threading the gimp, first remove the work clamp plates, and then thread the gimp correctly as shown in the illustration below. Once threading has been completed, install the work clamp plates. (Refer to “3-19. Installing and removing the work clamp plates”.) The illustration below shows the method when the cotton stand is installed on the left side.

  • Page 43: Threading The Threads When The Cotton Stand Is Installed On The Right Side

    4. PREPARATION BEFORE SEWING 4-5. Threading the threads when the cotton stand is installed on the right side When the cotton stand is installed on the right side, thread the threads through the parts shown inside the dotted lines below. The parts outside the dotted lines should be threaded in the same way as when the cotton stand is installed on the left side.

  • Page 44: Setting The Material

    4. PREPARATION BEFORE SEWING 4-6. Setting the material Cloth guides (2) are attached to the left and right work clamp plates (1). The material can be set so that it is vertical and parallel to the sewing machine by aligning the edges of the material with the cloth guides (2). In addition, the width (sewing margin) between the edge (top edge) of the material and the sewing pattern can be adjusted by changing the installation positions of the cloth guides (2).

  • Page 45: Using The Sewing Machine (Operation Panel: Basic Operation)

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5. USING SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-1. Name and function of each operation panel item 0406B (1) Power indicator (10) CYCLE key Illuminates when the power is turned on. This key is used to start cycle program mode.
  • Page 46 5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 0406B (18) BEFORE key (28) Shortcut 5 key This key is used to set cutting operation to cutting before This key is used to change the number of stitches sewn sewing. for eyelets.

  • Page 47: Starting The Sewing Machine

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-2. Starting the sewing machine [The display examples are for a -01 specification sewing machine.] Push the power switch (1) to the ON side. The power indicator (2) will illuminate and the contents of the panel display (3) will switch in the order shown below.

  • Page 48: Program Setting Method

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-3. Program setting method It is recommended that you register patterns that are sewn frequently as programs. After programs have been registered, you can retrieve the desired sewing patterns simply by selecting a program number, which eliminates the need to set the pattern each time. •...

  • Page 49: Shortcut Keys

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) Select the parameter number (2) for the parameter that you would like to change. (Refer to “5-3-1. Parameter list”.) 0413B 0316B Change the setting (3) for the parameter. Flashes The flashing display means that the setting has not yet been applied. You can make the initial setting appear in the display by pressing the RESET key.

  • Page 50: Parameter List

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-3-1. Parameter list NOTE: It may not be possible to change some setting values or some settings may be invalid because of the settings for other parameters. Setting Setting range Unit Initial value 1,000 - 2,500 rpm 1,800 rpm...
  • Page 51 5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) Setting Setting range Unit Initial value No. of straight bartack stitches 5 - 18 stitches 7 stitches No. of round bartack stitches 5 - 17 stitches 7 stitches Eyelet pattern 1 - 6 (Once knife been...
  • Page 52 5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) Setting Setting range Unit Initial value X cutting position correction value -0.5 - 0.5 mm 0.05 0.0 mm Y cutting position correction value -0.7 - 0.7 mm 0.05 0.0 mm No. of tying stitches at the sewing 0 - 2 stitches 0 stitches start...
  • Page 53 5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) Setting Setting range Unit Initial value Taper bartack angle -5 - 5 Straight bartack width correction -1.0 - 0.0 mm 0.0 mm value Straight bartack overlap amount 0.0 - 2.0 mm 1.0 mm Straight bartack X position alignment -1.0 - 1.0 mm...
  • Page 54 5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) Setting Setting range Unit Initial value Circular stitch knife size 2 - 5 mm No. of circular stitch stitches 8 - 100 stitches No. of circular stitch overlap stitches 1 - 5 stitches (within 45 degrees) Spare (For future version upgrades) Spare (For future version upgrades) Program copy...

  • Page 55: Checking The Sewing Pattern In Test Mode

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-4. Checking the sewing pattern in test mode Test mode can be used to make only the feed base move in the same way as during normal sewing, but with the upper shaft stopped. This mode is useful for checking the positions of the needle and the work clamps.
  • Page 56 5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) [If you would like to pause test feeding and return the feed base to the material setting position] Press the STOP switch (7) and then press the RESET key. 0422B [If you would like to return the feed base to the previous sewing position during test feeding] 0423B 0231B (The feed base will move backward...

  • Page 57: Switching Cutting Operation

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-5. Switching cutting operation 0310B 0425B No cutting Cutting operations are not carried out. When “No cutting” is selected, the cutting before sewing indicator and the cutting after sewing indicator will both switch off.

  • Page 58: Changing The Material Setting Position

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-6. Changing the material setting position The feed base can be moved forward from the standard material setting position. This can make it easier to set the material in place. Cycle time will be reduced with this setting, particularly if cutting after sewing is selected. [To move the feed base forward] Press the FRONT/BACK key during the standby condition in automatic mode, test mode or manual mode.

  • Page 59: Using Threading Mode

    5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION) 5-7. Using threading mode This is used to thread the upper thread. (Refer to “4-2. Threading the upper thread” for details on using the threader.) When the sewing machine switches to threading mode, the needle bar (θ feed) turns 180 degrees, and then the energization of the X, Y and θ...

  • Page 60: Using The Sewing Machine (Sewing Operation)

    6. USING THE SEWING MACHINE (SEWING OPERATION) 6. USING THE SEWING MACHINE (SEWING OPERATION) CAUTION Turn off the power switch before carrying out the following operations. If this is not done, the machine may operate if the start switch is pressed by mistake, which could result in serious injury.

  • Page 61: Using The Stop Switch

    6. USING THE SEWING MACHINE (SEWING OPERATION) Press the start switch (6). Sewing will then start. When sewing is finished, the work clamps will be raised. In addition, the production counter value appearing in the display will increase by 1. 0420B To repeat the sewing operation, repeat steps 4 and 5 above.
  • Page 62 6. USING THE SEWING MACHINE (SEWING OPERATION) <Clearing the pause (when continuing from the point where sewing was paused)> Press the RESET key. (The display will change alternately.) The buzzer will stop sounding. 0438B 0437B Eliminate the cause of the problem. If a problem such as an upper thread breakage has occurred, you can press the THREAD key to switch to threading mode.

  • Page 63: Canceling Manual Sewing Or Test Feeding

    6. USING THE SEWING MACHINE (SEWING OPERATION) 6-2-2. Canceling manual sewing or test feeding <Canceling method> Press the STOP switch (1) while manual sewing or test feeding is being carried out. The buzzer will sound. 0436B 0320B <Clearing the suspended display> Press the RESET key.

  • Page 64: Adjusting The Thread Tension

    6. USING THE SEWING MACHINE (SEWING OPERATION) 6-3. Adjusting the thread tension The thread tension needs to be adjusted in accordance with the articles being sewn. [Reference thread tensions] Woollen material Material Denim (3 layers) (2 layers) + padding Thread used #30 synthetic thread #50 spun thread Needle...

  • Page 65: Tension Adjustment

    6. USING THE SEWING MACHINE (SEWING OPERATION) <Lower thread take-up spring tension and stroke adjustment> Tension adjustment 1. Loosen the screw (4), and then turn the L thread take-up spring support (5) to adjust the tension. When turned in the direction of the arrow, the tension of the thread take-up spring (6) will increase.

  • Page 66: Using The Sewing Machine (Operation Panel: Advanced Operation)

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7. USING THE SEWING MACHINE (OPERATION PANEL: ADVANCED OPERATION) 7-1. Using cycle programs The sewing patterns which have been registered in independent programs (P01 - P20) can be combined to register “cycle programs”...
  • Page 67 7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 0263B Switch to cycle program mode. (1) Cycle program number (2) Step number (3) Contents (program number, cutting operation) set for the selected step number 1 0237B Set the contents (3) for step 1 to “P01”. The “_”...
  • Page 68 7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) Set the step number (2) to “4”. 0413B 0240B Set the contents (3) for step 4 to “P03”. 0414B 0598B Press the BEFORE key or the AFTER key to change the “P” to “P”. (This sets “no cutting operation”.) 0432B 0510B Apply the changed contents.

  • Page 69: Setting Memory Switches

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-2. Setting memory switches The functions of the operation panel include some that are set by memory switches at the time of shipment from the factory. You can change the settings for these memory switches if required. The settings for the memory switches are valid for all programs.

  • Page 70: List Of Memory Switch Settings

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-2-1. List of memory switch settings Default Setting items Setting range value Switching between 1-pedal and 2-pedal operation 1: 1-pedal 1: When the start switch is pressed, the work clamps are lowered and the operation sewing machine starts operating.

  • Page 71: Resetting The Data (Initialization)

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-3. Resetting the data (initialization) If the sewing machine stops operating normally, the cause may be that an incorrect memory setting may have been made by means of memory switches, for instance. In such cases, it may be possible to restore normal operation by following the steps given below to initialize the memory setting data.

  • Page 72: Changing The Production Counter Setting

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) Initialization level and settings that are reset or initialized. Level 1 Level 2 Level 3 Program settings Default value Default value (Parameter) Cycle programs Reset Reset Memory switch Default value Default value Program No.

  • Page 73: Displaying The Help Screen

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-5. Displaying the help screen The help screen is a screen which uses graphics to show how to switch the sewing machine to data initialization mode, memory switch setting mode and production counter setting mode. (Refer to the table below for details.) Press the F key while the sewing machine is in standby during automatic mode, test mode, manual mode, program mode or cycle program mode.

  • Page 74: Manual Sewing (Manual Mode)

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-6. Manual sewing (manual mode) CAUTION The hammer may operate during manual mode, so do not put your hands near the hammer at this time. If care is not taken, injury may result. You can turn the upper shaft pulley by hand to move the feed base one stitch at a time.
  • Page 75 7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 0226B Turn the upper shaft pulley by hand. • The feed base will move to the next sewing start position in accordance with the rotation of the upper shaft. • The number of remaining stitches (5) in the display will decrease by 1 each time the upper shaft pulley is rotated half a turn (when the needle bar moves up and down once).

  • Page 76: Switching The Sewing Mode While Sewing Is In Progress

    7. USING THE SEWING MACHINE (OPERATION PANEL: ADVENCED OPERATION) 7-7. Switching the sewing mode while sewing is in progress If a stop (or interruption) has been cleared during automatic sewing, manual sewing or test mode, you can switch the mode to the desired mode by pressing the corresponding mode key.

  • Page 77: Cleaning And Inspection

    8. CLEANING AND INSPECTION 8. CLEANING AND INSPECTION CAUTION Turn off the power switch before carrying out this operation. Turn off the power switch before starting any cleaning work, otherwise the machine may operate if the start switch is pressed by mistake, which could result in serious injury. Be sure to wear protective goggles and gloves when handling the lubricating oil, so that it does not get into your eyes or onto your skin.

  • Page 78: Checking The Air Filter

    8. CLEANING AND INSPECTION 8-1-2. Checking the air filter 1. Close the air cock (1). 2. Press the button (2) to release the air and water that have collected inside the drain. 3. Once the air and water have been released, open the air cock (1).

  • Page 79: Cleaning And Inspection As Required

    8. CLEANING AND INSPECTION 8-3. Cleaning and inspection as required This section describes the cleaning procedures that should be carried out not regularly but when required. 8-3-1. Draining lubricating oil 1. When the oiler (1) has filled with oil, turn the oiler (1) to remove it, and drain the oil.

  • Page 80: Standard Adjustments

    9. STANDARD ADJUSTMENTS 9. STANDARD ADJUSTMENTS CAUTION Maintenance and inspection of the sewing machine Disconnect the air hoses from the air supply and wait should only be carried out by a qualified technician. for the needle on the pressure gauge to drop to “0” before carrying out inspection, adjustment and repair Ask your Brother dealer or a qualified electrician to of any parts which use the pneumatic equipment.

  • Page 81: Looper Height

    9. STANDARD ADJUSTMENTS Looper height 0483B Adjust so that the positions of the eye looper (8) and the looper R (9) are as follows. • The clearance <a> between the eye looper (8) and the spreader L (1) should be equal to the thickness of the lower thread (looper thread).

  • Page 82: Adjusting The Zigzag Base Line Position

    9. STANDARD ADJUSTMENTS 9-3. Adjusting the zigzag base line position Preparing a short customized needle Prepare a short needle as described below in order to make very small holes in a piece of paper while checking the needle drop position. 1.
  • Page 83 9. STANDARD ADJUSTMENTS Adjusting the zigzag base line position The zigzag base line is on the inside of the zigzag. If you change the zigzag width, only the outer needle drop position will change, and the zigzag base line (inner base line) will not change.
  • Page 84 9. STANDARD ADJUSTMENTS <Zigzag base line position adjustment> 9. Remove the face plate (8), and then loosen the socket bolt (9). 0476B 10. Open the cover (10), and then remove the cap (11). 11. Insert a flat-tipped screwdriver into the hole and turn the zigzag eccentric pin (12) to adjust the zigzag base line position.

  • Page 85: Adjusting The Needle And Looper Timing

    9. STANDARD ADJUSTMENTS 9-4. Adjusting the needle and looper timing NOTE: The needle bar moves through two needle drop cycles for each single turn of the upper shaft pulley. The needle drop movement toward the left side (knife cutting side) is called the “inside sewing position”, and the needle drop movement toward the right is called the “outside sewing position”.

  • Page 86: Adjusting The Looper Stroke

    9. STANDARD ADJUSTMENTS 9-5. Adjusting the looper stroke The standard looper stroke is 2.7 mm. (It may be preferable to change this depending on the material and thread.) Carry out the adjustment in “9-4. Adjusting the needle and looper timing” before making this adjustment. 0489B 1.

  • Page 87: Adjusting The Height Of The Needle Bar

    9. STANDARD ADJUSTMENTS 9-6. Adjusting the height of the needle bar The standard height for the needle bar is 2.5 mm. (It may be preferable to change this depending on the material and thread.) 0497B 0328B 0450B 0496B 1. Remove the face plate. 2.

  • Page 88: Adjusting The Clearance Between The Loopers And Needle

    9. STANDARD ADJUSTMENTS 9-7. Adjusting the clearance between the loopers and needle If the needle count has been changed, always be sure to check the clearance between the needle and the loopers, and adjust the clearances if necessary. These adjustments should be made for both the inside sewing position and outside sewing position.

  • Page 89: Adjusting The Spreader Installation Positions

    9. STANDARD ADJUSTMENTS 9-9. Adjusting the spreader installation positions 0494B 1. Loosen the set screw (4) and adjust spreader stopper L (5) so that the relative positions of the U-shaped part at the tip of spreader L (1) and the lower thread guide hole (3) in the eye looper (2) are as shown in the illustration below. 2.

  • Page 90: Adjusting The Spreader Timing

    9. STANDARD ADJUSTMENTS 9-10. Adjusting the spreader timing Spreader R (1) (at inside sewing position) an spreader L (at outside sewing position) must touch the spreader stoppers (3) and (4) respectively and stop moving immediately before the needle bar reaches its lowest position. Adjustment can be carried out more easily if it is done in manual mode.

  • Page 91: Adjusting The Height Of The Throat Plate

    9. STANDARD ADJUSTMENTS 9-11. Adjusting the height of the throat plate <-00 and -01 specifications> <-02 specifications> (Seen from the front) (Seen at an angle from above-right) 0560B 0561B 1. Remove the right-side work clamp plate (1). 2. Turn the looper base (2) so that it faces as shown in the illustration. 3.

  • Page 92: Changing The Cutting Length (Replacing The Hammer)

    9. STANDARD ADJUSTMENTS 9-12. Changing the cutting length (Replacing the hammer) The cutting length is determined by the length of the hammer. File or replace the hammer in order to change the cutting length. <For -00, -01, -02-L2634/L3442 specifications> <For -02-L1422/L1826/L2230 specifications> 0463B 1.

  • Page 93: Adjusting The Cutting Surface Of The Hammer

    9. STANDARD ADJUSTMENTS 9-13. Adjusting the cutting surface of the hammer <Adjustment procedure> 1. Remove the hammer. (Refer to the previous page for instructions on removing the hammer.) 2. Check the cutting surface of the hammer. Refer to the illustration at left, and if the cutting surface looks like (b) - (d), file the cutting surface so that the knife incision is made evenly on the cutting surface.

  • Page 94: Adjusting The Contact Between The Knife And The Hammer

    9. STANDARD ADJUSTMENTS 9-13-2. Adjusting the contact between the knife and the hammer The knife incision can be seen more clearly if the cutting surface of the hammer is filled over with a marker pen or similar. 1. Operate the hammer three times with the knife making a mark on it each time. 2.

  • Page 95: Making The Cutter Driving Shaft And Driving Shaft Presser Move Together

    9. STANDARD ADJUSTMENTS 9-15. Making the cutter driving shaft and driving shaft presser move together The cutter driving shaft (2) and driving shaft presser (3) are linked by an extension spring (4) so that the hammer bracket (1) can be positioned by being pushed down by hand when aligning the needle with an eyelet buttonhole that has already been made in the material in order to resume sewing.

  • Page 96: Replacing The Knife And Adjusting Its Position

    9. STANDARD ADJUSTMENTS 9-16. Replacing the knife and adjusting its position 9-16-1. Replacing the knife CAUTION Do not operate the sewing machine while a knife and hammer with numbers that are different from those which have been set in programs. If this is not observed, damage to sewing machine parts or the needle or serious injury may occur.

  • Page 97: Making Fine Adjustments To The Knife Position

    9. STANDARD ADJUSTMENTS 9-16-2. Making fine adjustments to the knife position Adjust the knife position so that it cuts the material cleanly at the inside sewing position and around the eyelet. Before carrying out this adjustment, check that the procedure in “9-3. Adjusting the zigzag base line position” has been completed correctly.
  • Page 98 9. STANDARD ADJUSTMENTS <Forward/back position adjustment> 0557B <For -00, -01, -02-L2634/L3442 specifications> <For -02-L1422/L1826/L2230 specifications> 0556B 8. Loosen the socket bolt (4), and move the knife position forward or back to adjust. 9. Once the knife position has been determined, securely tighten the socket bolt (4). 10.

  • Page 99: Adjusting The Cutting Pressure

    9. STANDARD ADJUSTMENTS NOTE: Relationship between needle drop position and eyelet pattern at the eyelet When switching between cutting before sewing or no cutting 0559B Eyelet pattern a x b and cutting after sewing, the needle drop position at the inside sewing position will change automatically in accordance with the eyelet pattern as shown in the illustration.

  • Page 100: Adjusting The Work Clamp Lift Amounts

    9. STANDARD ADJUSTMENTS 9-18. Adjusting the work clamp lift amounts Adjust the work clamp lift amount <a> to one of the values given below. <For -00, -01 specifications>: 12 mm <For -02 specifications>: 16 mm The work clamp lift amount <a> is the value which includes the play in crank lever B (1) and the clamp lever (2). Carry out adjustment for both the left and right work clamps.

  • Page 101: Adjusting The Work Clamp Positions

    9. STANDARD ADJUSTMENTS 9-19. Adjusting the work clamp positions The positions of the work clamps relative to the needle plate can be adjusted forward, back and sideways. Adjust the left and right work clamps so that they are both positioned at an equal distance from the needle drop position. (The following describes how to adjust the position of the right-side work clamp.) (Seen from directly to the right) 0511B...

  • Page 102: Adjusting The Positions Of The Work Clamp Plates

    9. STANDARD ADJUSTMENTS 9-20. Adjusting the positions of the work clamp plates Adjust the positions of the work clamp plates (3) so that the throat plate (1) and needle plates (2) do not touch during sewing. The standard adjustment is when there is a gap of 0.8 mm between the throat plate (1) and the needle plates (2) (when the cutting space is set to "0").

  • Page 103: Adjusting The Cloth Opening Amounts

    9. STANDARD ADJUSTMENTS 9-21. Adjusting the cloth opening amounts Adjust so that the opening amounts for the left and right work clamp plates (1) are equal. The cloth opening amounts should always be 0.8 mm or more on each side. <Opening amount measurement method>...

  • Page 104: Adjusting The Upper Thread Feeding Amount

    9. STANDARD ADJUSTMENTS <Cloth opening amount adjustment> 0518B 8. Loosen the screw (4). 9. Insert a screwdriver into the notch in the side of the feed base, and turn the adjustment screw (5) to adjust. 10. After tightening the screw (4), measure the opening amounts once more. 11.

  • Page 105: Adjusting The Lower Thread Feeding Amount <-01 Specifications Only

    9. STANDARD ADJUSTMENTS 9-23. Adjusting the lower thread feeding amount <-01 specifications only> It is necessary for enough tension to be applied to the lower thread during the time from when the upper thread is picked up by the eye looper at the first stitch until spreader L finishes opening, without the lower thread being pulled out by the thread nipper, so that the first stitch can be sewn correctly at the sewing start.

  • Page 106: Adjusting The Upper Movable Knife

    9. STANDARD ADJUSTMENTS 9-24-2. Adjusting the upper movable knife The upper movable knife (1) is adjusted so that only the upper thread that is in front of looper L (2) is cut. If two of the upper thread loops (front and back) are cut, the upper thread trailing length will become too short and skipped stitches may occur at the sewing start.

  • Page 107: Adjusting The Position Of The Thread Trimmer Lever Bracket

    9. STANDARD ADJUSTMENTS 9-24-3. Adjusting the position of the thread trimmer lever bracket The position of the needle must be adjusted so that it does not obstruct the upper movable knife when it is at the maximum zigzag width for the outside sewing position. 1.

  • Page 108: Replacing And Adjusting The Movable Knife And Fixed Knife (For The Lower Thread And Gimp) <-01 Specifications

    9. STANDARD ADJUSTMENTS 9-25. Replacing and adjusting the movable knife and fixed knife (for the lower thread and gimp) <-01 specifications> 9-25-1. Replacing the movable knife and fixed knife 1. Remove the two screws (1), and then remove work clamp 0519B plate U (2).

  • Page 109: Adjusting The Cutting Pressure

    9. STANDARD ADJUSTMENTS 9-25-2. Adjusting the cutting pressure Adjust the cutting pressure to a suitable pressure so that the threads are trimmed cleanly. NOTE: Do not apply excessive pressure. Excessive pressure will cause the knives to become worn or damaged. 0521B 1.

  • Page 110: Adjusting The Thread Nipper Assembly And Opener

    9. STANDARD ADJUSTMENTS 9-25-4. Adjusting the thread nipper assembly and opener The lower thread must pass through thread nipper D (1) and the gimp thread must pass through thread nipper U (2). Therefore, check that the thread nipper assembly (3) is installed in the correct position and that the thread nipper opener (4) moves correctly.
  • Page 111 9. STANDARD ADJUSTMENTS 2. The lower thread must go over the projection (9) on thread nipper M (8) and be held securely. To make sure this happens, check that the operations in (a), (b) and (c) below are all correct. 0552B (a) Thread nipper D (1) should open by 0.3 mm or more 0553B...

  • Page 112: Adjusting The Thread Handler

    9. STANDARD ADJUSTMENTS 9-25-5. Adjusting the thread handler The lower thread and gimp are securely separated and guided by the thread handler (1), after which the lower thread needs to go smoothly into thread nipper D (2), while the gimp needs to go smoothly into thread nipper U (3). NOTE: Principle of the thread handler When the thread trimmer arm operates, the throat plate (4) turns 45 degrees.

  • Page 113: Replacing And Adjusting The Movable Knife And Fixed Knife (For The Lower Thread And Gimp) <-02 Specifications

    9. STANDARD ADJUSTMENTS 9-26. Replacing and adjusting the movable knife and fixed knife (for the lower thread and gimp) <-02 specifications> 9-26-1. Replacing the movable knife and fixed knife 1. Remove the two screws (1), and then remove work clamp plate U (2).

  • Page 114: Adjusting The Movable Knife Installation Position

    9. STANDARD ADJUSTMENTS 9-26-3. Adjusting the movable knife installation position (Viewed from directly above) (Viewed from the side at position B) (Viewed from underneath) 0528B 1. Remove work clamp plate U. (Refer to “9-26-1. Replacing the movable knife and fixed knife”.) 2.

  • Page 115: Adjusting The Position Of The Sub Clamp

    9. STANDARD ADJUSTMENTS 9-26-4. Adjusting the position of the sub clamp Trimming of the lower thread and gimp is carried out when the work clamps rise. The sub clamp ensures that the material does not move during thread trimming, in order to maintain a stable thread length after trimming. 1.

  • Page 116: Adjusting The Gimp Trailing Length <-02 Specifications Only

    9. STANDARD ADJUSTMENTS 9-27. Adjusting the gimp trailing length <-02 specifications only> The gimp is pressed against the material by means of the twisting of the first 2 - 3 stitches at the sewing start, and is then pulled out continuously. Because of this, if strong tension is applied to the gimp when the feed base is at the sewing position and the gimp trailing length (<a>...

  • Page 117: Adjusting The Position Of The Lower Thread Presser <-02 Specifications Only

    9. STANDARD ADJUSTMENTS 9-28. Adjusting the position of the lower thread presser <-02 specifications only> Adjust the lower thread presser (1) so that it securely holds the lower thread. 0549B 0550B 0551B (Seen from the front) (Seen from directly above) (Seen from directly to the right) 1.

  • Page 118: Error Codes

    10. ERROR CODES 10. 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 problem should occur with the sewing machine, the buzzer will sound and an error code and error message will appear in the display.
  • Page 119 10. ERROR CODES Upper shaft motor-related errors Items with a “*” in the “Page” column should only be checked by a qualified technician. Code Cause Remedy Page Turn the upper shaft pulley until the point where the error E110 Needle up stop position error display disappears.
  • Page 120 10. ERROR CODES Feed mechanism-related errors Items with a “*” in the “Page” column should only be checked by a qualified technician. Code Cause Remedy Page X-feed motor home position cannot be Turn off the power, and then check that the X-feed motor detected.
  • Page 121 10. ERROR CODES Communication and memory-related errors Items with a “*” in the “Page” column should only be checked by a qualified technician. For items with “**” appearing in the “Page” column, ask the place of purchase for advice. Code Cause Remedy Page...
  • Page 122 10. ERROR CODES Device-related errors Items with a “*” in the “Page” column should only be checked by a qualified technician. Code Cause Remedy Page Turn off the power, and then check that the valve harness Lower thread trimmer does not operate, E630 connector and sensor connector are inserted at the main or lower thread trimming sensor is faulty.

  • Page 123: Troubleshooting

    11. TROUBLESHOOTING 11. TROUBLESHOOTING • If there is a problem with operation, first check that the threads are correctly threaded and that the needle is correctly installed. • Please check the following points before calling for repairs or service. • If the following remedies do not fix the problem, turn off the power switch and consult a qualified technician or the place of purchase.
  • Page 124 11. TROUBLESHOOTING Problem Cause Remedy Page Broken needle Needle is bent. Replace with a new needle. Needle, looper and spreader adjustment Adjust correctly. is incorrect. 76 - 81 Needle guard is covering the needle too Adjust the needle guard. far. Select a needle that is suitable for the Needle is too thin.
  • Page 125 INSTRUCTION MANUAL http://www.brother.com/ 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone: 81-52-824-2177 © 2006 Brother Industries, Ltd. All Rights Reserved. RH-9820 SA7887-001 E 2006.07. B (1)

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