Brother BES-1261BC, BES-961BC

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.

Contents

Main Page SAFETY INSTRUCTIONS Indications Symbols 2 Notes on safety Installation Sewing Cleaning Maintenance and inspection 3 Warning labels 1 67 CAUTION 2 PELIGRO 3 Page Before Starting Operation Page Procedure of Reading This Manual Explanation of models Configuration of this manual Page Screen Composition Initial Screen Page Contents Chapter 1 Preparation of Embroidery Machine Chapter 2 Embroidering Procedures Chapter 3 Selection of Data and Embroidering Chapter 4 Editing Embroidering Data Chapter 5 Settings Chapter 6 Operation of Machine Page Page Page 1. Specifications 2. Names of Machine Components BES-961BC The machine heads are numbered 1 to 6 from the right front. BES-1261BC Accessories 3. Installation 3-1 Transportation of Machine Page 3-2 Installation of Machine 3-3 Preparation of Needle Bar Case Page 3-4 Mounting of Table Page Page Page 3-5 Mounting of Cotton Stand Page 3-6 Lubrication to Needle Bar Case Page 4. Preparation for Embroidering 4-1 Upper Threading Page Page 4-2 Replacement of Bobbin 4-3 Replacing and Selecting Needle 4-4 Attachment of Embroidery Hoop and Frame Page Page Page Page Page 4-5 Bed Retract Page 4-6 Adjustment of Thread Tension Adjustment of upper thread 1. The tension spring should be adjusted to 6~8 mm in height and 0.07~0.12 N (7~12 gf) in force. * Correct adjustment Adjustment of tension spring Page Page Functions of Operation Panel Operation Panel 0 12 45 3 6 7 8 9 Page Operation panel Switches at Machine Heads Switches on Tension Plate Page Flowchart of Preparation for Embroidering Turn on the Machine Power Retrieve the Embroidery Data Start Embroidering Page Page Selection of Embroidery Data Embroidering Operation Selection of Data Registration of Embroidery Data from Floppy Disk Loading and Loading of Floppy Disk Registration of Sewing Data into Machine Memory Page Reading from Memory Registration of Embroidery Data from BE-100 Deletion of Embroidery Data from Machine Memory When deleting embroidery data in the machine memory entirely: Modification of Embroidery Data Name J K L 1. Press . P Q R S . When modifying embroidery data names entirely When modifying only one character: Page Sewing Operation Before Starting Sewing HOOP FLAT CAP Starting Sewing Operation Feedhold and Cancellation of Sewing Feedhold Cancellation Step Forward and Step-Back Step Forward/Step-Back Mode Setting Amount or Timing of Step Forward/Step-Back When the number of stitches is specified, the needle steps forward (back) to an input position: Page Page Page Editing Rotation Enlargement and Reduction Enlargement/reduction at the same ratio in the X/Y directions Enlargement/reduction at different ratios in the X/Y directions Mirror Right/Left Mirror Pattern Up/Down Mirror Pattern Zero Point-Symmetric Mirror Pattern Repetition Page Other Editing Setting of other functions related to editing is available. The following types of setting is available. 1. Read sewing data. 2. Press three times. 0 Stitch Deletion Thread Trimming Feed Number Swing Width Correction Page Page Setting of Needle Bars Setting of Thread Breakage Sensor Setting of Machine Page Setting of Needle Bars Insertion of Feedhold Thread Breakage Sensor Setting of sensor validity/invalidity Thread Breakage Sensitivity Automatic Step-Back Setting of Lower Thread Counter/Stitch Counter Setting of Machine Embroidery Hoop Speed Range Speed of Each Speed Range Setting of Mending Page Thread Trimming Length Thread Withdrawal Feed Length Inching Sewing Area Registration of Sewing Start Position Hoop Retract Point Cancellation of Setting Hoop Automatic Retract Movement to Registered Sewing Start Point Setting of Environment Return to Start Point Speed Range Power Voltage Setting of RS-232C Communication Speed Display Language Alarm Sound Boring Validation/Invalidation of Boring Mode Validation/Invalidation of Data Shift Display of Information Pattern Information Features of Machine Information about Versions Page Page 1. Operating Procedures 1-1 Power Source 1-2 Preparation for Embroidering 2. Machine Stop 2-1. Stopping of Machine 2-2. Resetting Emergency Stop 3. Measures against Thread Breakage 3-1 Remedies 3-2 Mending STOP START Page Page 4. Jog Embroidering 5. Hoop Feed Position 6. Area Check 6-1 External Tracing 6-2 Automatic Hoop Movement in Area Page 7-2 Inching Mode during Embroidering (Forcible Hoop Movement) END START 8. Detection of Zero Point Page Page 1. Cleaning Rotary Hook 2. Oiling 2-1 Head Page 3. Greasing 3-1 Head Page Page Page 3-2 Feed Guide Section Page Page 1. Adjusting Needle Bar Height Page When using the bottom dead center gauge Page 2. Replacing (Attaching) Rotary Hook 3. Adjustment of Clearance Between Needle and Rotary Hook 4. Adjustment of Timing Between Needle and Rotary Hook 5. Adjustment of Presser Foot Height 6. Adjustment of Thread Trimmer 6-1 Attaching the Fixed Knife 6-2 Checking the Movable Knife Position Page 6-3 Adjusting the Belt Tension Page Page Page Page Page Mechanical Section Problem Check Point Electrical Section Trouble Check Point Page Attaching Bobbin Winder