Brother S-1110A Instruction Manual
Brother S-1110A Instruction Manual

Brother S-1110A Instruction Manual

High speed single needle straight lock stitcher

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S-1110A
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
HIGH SPEED SINGLE NEEDLE STRAIGHT LOCK STITCHER
INSTRUCTION MANUAL

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Summary of Contents for Brother S-1110A

  • Page 1 S-1110A INSTRUCTION MANUAL Please read this manual before using the machine. Please keep this manual within easy reach for quick reference. HIGH SPEED SINGLE NEEDLE STRAIGHT LOCK STITCHER...
  • Page 2 Thank you very much for buying a BROTHER 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, and consequently there is always a danger of injury that can be caused by these parts.
  • Page 3: Safety Instructions

    ) indicates something that you must do. The picture inside the circle indicates the · · · · · nature of the thing that must be done. (For example, the symbol at left means “you must make the ground connection”.) S-1110A...
  • Page 4 Furthermore, do not excessively bend the cords or secure them too Contact your Brother dealer or a qualified firmly with staples, otherwise there is the danger electrician for any electrical work that may need to that fire or electric shocks could occur.
  • Page 5: Maintenance And Inspection

    Ask your Brother dealer or a qualified electrician to carry out any maintenance and inspection of the Secure the table so that it will not move when tilting electrical system.
  • Page 6 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. Be sure to connect the ground. If the ground...
  • Page 7: Table Of Contents

    6-5. Threading the upper thread......11 6-6. Adjusting the stitch length ......11 7. SEWING..........12 7-1. Sewing............12 7-2. Backtacking ........... 12 8. THREAD TENSION ......13 8-1. Adjusting the thread tension......13 8-2. Adjusting the presser foot pressure....14 9. CLEANING ...........14 S-1110A...
  • Page 8: Names Of Major Parts

    5,500rpm Max. sewing speed (Normal sewing speed: 4,000rpm 5,000rpm) Max. stitch length 4.2mm Lifting lever Presser foot height Knee lifter 13mm Feed dog height 0.8mm 1.2mm Needle (DB x 1, DP x 5) #11 - #18 #19 - #22 S-1110A...
  • Page 9: Table

    < Motor pulley and V-belt > Select the correct motor pulley and V-belt by referring to the table below to suit the power frequency of your area. 50Hz 60Hz Sewing speed Motor pulley V-belt Motor pulley V-belt (Outer diameter) (Outer diameter) 5,000rpm 4,000rpm S-1110A...
  • Page 10: Installation

    The machine may operate if the treadle is depressed by mistake, which could result in injury. Contact your Brother dealer or a qualified electrician for any electrical work that may need to be done. Be sure to connect the ground. If the ground connection is not secure, you run a high risk of The sewing machine weighs approximately 30 kg.
  • Page 11: Machine Head

    (5) is at the desired position within a distance of 13 mm of the needle plate when the knee liter plate (1) is fully pressed. 9. After adjustment is completed, securely tighten the nut (9). Within 13 mm 3835M S-1110A...
  • Page 12: Bobbin Winder

    4 - 5 turns. 2. Tilt back the machine head, align the groove in the belt cover (2) with the stud (3) and the three screws (1), and then securely tighten screw (1)-A only. 0008Y S-1110A...
  • Page 13 U (5). 0005Y 6. Place belt cover D (7) so that it overlaps the belt cover (2) by 2 - 3 mm, and then provisionally tighten the two screws (8). 0006Y (Continued on next page) S-1110A...
  • Page 14: Cotton Stand

    (Refer to step 6.) 3843M 9. Cotton stand (1) Cotton stand NOTE: Securely tighten the nut (4) so that the two rubber cushions (2) and the washers securely clamped and so that the cotton stand (1) does not move. 4599M S-1110A...
  • Page 15: Ground Wire Connections

    2. Depress the treadle slightly and check that the machine pulley starts to turn in the direction of the arrow (1). * If the direction of rotation is reversed, change the direction of rotation to the correct direction while referring to the instruction manual for the motor. 3847M S-1110A...
  • Page 16: Preparation Before Sewing

    2119M 2120M above the needle plate. 2. Pull the latch (1) of the bobbin case upward and then remove the bobbin case. 3. The bobbin (2) will come out when the latch (1) is released. For thick materials 0798M S-1110A...
  • Page 17: Winding The Lower Thread

    (2), and then pull it out from the thread guide (3). 4. Check that the bobbin turns clockwise when the thread is pulled. 5. Hold the latch (4) on the bobbin case and insert the bobbin case into the rotary hook. 2126M S-1110A...
  • Page 18: Threading The Upper Thread

    When turning the stitch length dial (1) from a larger setting to a smaller setting, it will be easier to turn the dial if the reverse lever (3) is pushed to the halfwaydown position. 3851M S-1110A...
  • Page 19: Sewing

    1. Turn on the power switch. 2. Depress the treadle to start sewing. 7-2. Backtacking When the reverse lever (1) is pressed during sewing, the feed direction will be reversed. When it is released, the feed direction will return to normal. 3852M S-1110A...
  • Page 20: Thread Tension

    After the lower thread tension has been adjusted, adjust the upper thread tension so that a good, even stitch is obtained. 1. Lower the presser foot. 2. Adjust by turning the tension nut (2). Becomes weaker Becomes stronger 3853M S-1110A...
  • Page 21: Adjusting The Presser Foot Pressure

    2. Remove the two screws (1), and then remove the needle plate (2). 3. Use a soft wire brush to clean any dust from the feed dog (3). 4. Install the needle plate (2) with the two screws (1). 2182M Continued on next page S-1110A...
  • Page 22 12. Return the machine head to its original position. 13. Replace the needle if it is bent or if the tip is broken. 14. Check that the upper threads have been threaded correctly. (Refer to page 11.) 15. Carry out a test sewing. 3856M S-1110A...
  • Page 23: Standard Adjustments

    The motor will keep turning even after the power is Ask your Brother dealer or a qualified electrician to switched off as a result of the motor’s inertia. Wait carry out any maintenance and inspection of the until the motor stops fully before starting work.
  • Page 24: Adjusting Arm Thread Guide R

    6. Replace the oil cap (5). 7. Adjust the presser foot pressure using the adjustment screw (4), and then tighten the nut (3). Needle * After adjusting, check that the needle moves down into the center of the groove in the presser foot. 1257M S-1110A...
  • Page 25: Adjusting Of The Feed Dog Height

    5. Securely tighten the set screws (4). * The height of the feed dog (1) will change after the angle has been adjusted, so it will be necessary to re-adjust the Standard height of the feed dog (1). Lower the front Raise The front 3865M S-1110A...
  • Page 26: Adjusting The Needle Bar Height

    Note: If the vertical cam (3) and horizontal cam (5) are turned too far in the direction of <A>, it may cause the needle to break. 3. After adjusting, securely tighten the set screws (4) and (6). Needle timing is Needle timing (Standard) advanced is retarded 3868M S-1110A...
  • Page 27: Adjusting The Needle And Rotary Hook Timing

    (3) with the center of the needle (4). The distance between the tip of the rotary hook (3) and the needle (4) should be approximately 0 - 0.05 mm. 3. Securely tighten the set screws (5). 3869M S-1110A...
  • Page 28: Adjusting The Rotary Hook Lubrication Amount

    * Turn the adjusting screw (3) and check the lubrication amount repeatedly until the lubrication amount is correct. Less oil 4. Check the lubrication amount again after the sewing 3870M machine has been used for approximately two hours. S-1110A...
  • Page 29: Troubleshooting

    Is the thread take-up spring too weak? Adjust the tension of the thread take-up spring. Is the needle and rotary hook timing correct? Adjust the height of the needle bar. Adjust the clearance between the needle and the tip of the rotary hook. 0470M S-1110A...
  • Page 30 Is the sewing speed too fast? Reduce the sewing speed slightly. Is the angle of the feed dog correct? Tilt the front of the feed dog down slightly. 0978M Material slippage Is the presser foot pressure too strong? Adjust the presser foot pressure. 0750M S-1110A...
  • Page 31 If the needle breaks, search for all pieces until the whole of the needle is found again. Furthermore, we recommend we recommend that through steps be taken to account for such needles to comply with product liability regulations. 0469M S-1110A...
  • Page 32: Instruction Manual

    * Please note that the contents of this manual may differ slightly from the actual product purchased as a result of product improvements. http://www.brother.com/ 1-5, Kitajizoyama, Noda-cho, Kariya 448-0803, Japan. Phone : 81-566-95-0088 S-1110A © 2011 Brother Industries, Ltd. All Rights Reserved. This is the original instructions. SB3026-001 2011.08. ZC (1)

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