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INSTRUCTION MANUAL
DH4-B980
RH-9800
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
ELECTRONIC EYELET BUTTON HOLER
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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. Follow the instructions from training personnel and instructors regar
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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 face plate of the control box. Touching areas where high voltages are present can result in severe injury. CAUTION Environmental requirements Use the sewing machine in an area which is free The ambient temperature should be within the from sources of strong electrical noise such as range of 5 to 35 during use. high-frequency welders
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CAUTION Sewing If using a work table which has casters, the casters This sewing machine should only be used by should be secured in such a way so that they operators who have received the necessary cannot move. training in safe use beforehand. Attach all safety devices before using the sewing The sewing machine should not be used for any machine. If the machine is used without these applications other than sewing. devices attached, injury may result. Be sure to wear protective goggles when using
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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. 2 1 Safety devices 3 Eye guard Do not touch the knife or press any objects Finger guard against the machine while sewing, as this Needle bar guard may result in personal injury or damage to Belt cover, etc. the machine. 4 Be sure to conne
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CONTENTS 1. NAMES OF EACH PART ............................1 7. SEWING .............................................................. 30 7-1. Using the EMERGENCY STOP switch .......... 30 2. SPECIFICATIONS ..........................................2 7-2. Sewing .............................................................. 31 2-1. Specifications .......................................................2 7-3. Adjusting the thread tension ............................ 32 7-4. Needle and knife positio
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1. NAMES OF EACH PART 1. NAMES OF EACH PART 1096Q (3) (2) (1) (11) (10) (4) (5) (6) (9) (7) (8) (1) Front cover (2) EMERGENCY STOP switch (3) Upper shaft pulley (4) Control panel (5) Control box (6) Front panel (7) Start switch (8) Cloth presser switch (9) Foot controller (10) Power switch (11) Motor RH-9800 1
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2. SPECIFICATIONS 2. SPECIFICATIONS 2-1. Specifications Lower thread trimmer Upper thread DH4-B980- trimmer Long type Short type -00 - - RH-9800- -01 - -02 - * * -02 is further divided into L1 - L7 specifications in accordance with the stitch length. Please be sure to specify the stitch length when ordering. Specification -00 -01 -02 Application Men's clothes and ladies' clothes Jeans and work clothes Sewing speed 1,000 - 2,000 rpm (100 rpm steps) L1 14 – 18 mm L5 28 – 32 mm L2 18 – 22 mm L6
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3.INSTALLATION 3. INSTALLATION CAUTION Machine installation should only be carried out by All cords should be secured at least 25 mm away a qualified technician. from any moving parts. Furthermore, do not excessively bend the cords or secure them too Contact your Brother dealer or a qualified electrician firmly staples, otherwise there is the danger that for any electrical work that may need to be done. fire or electric shocks could occur. The sewing machine weighs more than 87 kg. The Be sure
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3. INSTALLATION 3-2. Installing the motor 1. Insert the three bolts (1) into the work table. 2. Turn the work table upside down to make it easier to (1) install the motor (2). 3. Align the motor (2) with the bolts (1), and then install the motor (2) to the underside of the work table with the three washers (3) and the three nuts (4). Note: Do not use the cushion rubber. If you use it, V belt tension cannot be adjusted. (3) (4) (2) 1098Q 3-3. Installing the machine head (8) (3) (4) (5) (3) (4) (5
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3.INSTALLATION Raising the machine head (2) (3) (1) (4) (5) When machine head is lowered (3) (2) (1) When machine head is raised 0809Q 0810Q 1. While holding the handles of the machine head (1) with both hands, gently raise the machine head. Note: Be sure to turn the power supply off before raising the machine head. 2. If you wish to keep the machine head in the raised position, insert the head support lever (2) securely into the hinge lever support shaft (3). Note: Always check that the head su
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3. INSTALLATION 3-5. Installing the spool stand 1. To assemble the spool stand (1), follow the instructions in the manual that came with the spool stand (1). 2. Secure the spool stand (1) to the rear right corner of the work table with the washer and nut (2). (1) (2) 0815Q 3-6. Tightening the V-belt 1198Q (9) (1) (10) (6) (3) (7) (8) (2) Approx. 0.1N 10 mm (1) (1) (5) (4) (9) Motor pulley (7) 1100Q 1101Q 1. Open the rear cover. 2. Pass the V-belt (1) through the base of the bed stand and through
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3.INSTALLATION 3-7. Installing the control box 1. Align the four bolt holes in the control box (1) with the four holes in the work table. (5) (2) 2. Install the control box (1) with the four bolts (2), spring (3) washers (3) and flat washers (4) (4) 3. Push the four caps (5) in over the top of the bolts (2). (1) 1102Q 3-8. Installing the air unit and the valve assembly Refer to the work table processing diagram on page 3 for the installation position. (6) (3) (4) (8) 12-pin connector (5) (1) (7)
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3. INSTALLATION 3-9. Connecting the ground wires and the wirings 1106Q (2) (7) (3) (1) (4) (6) (5) Power switch installation position 1105Q 1104Q 1. Connect the foot controller cable (1) and the motor cable (2) to the control box. 2. Install the power switch (3) to the underside of the work table with the two screws (4). 3. Clamp the foot controller cable (1) with the two cable clips (5) and then secure the cable clips (5) with the screws (6). 4. Install the motor cable (2) and the power switch
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3.INSTALLATION < -02 > Right/left cloth presser No. Label No. of (6) Right/left movable knife No. Specification harness Thread handler No. (4) No. 11 L1 No. 22 L2 (7) (5) 33 No.10 L3 (2) 44 (1) L4 (3) Label No. L5 5 5 L6 6 6 L7 7 7 1113Q 1112Q Insert the harness (L1 - L7) (1) to connector No. 10 (9-pin). * When connecting the harness (1), check that its label number is the same as the numbers on the right movable knife (2), left movable knife (3), thread handler (4), right cloth presser (5), lef
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3. INSTALLATION 3-11. Installing the air hoses Connect the air hose from the compressor to the air unit underneath the work table. 1. Turn the nut (1) at the end of the air hose, and then connect the hose to the valve (2). 2. Open the air cock (3) on the compressor. Check that there is no air leaking from the valve (3) connection. 3. Open the cock (3) by turning it in the direction of the Open arrow. (2) Closed The meter needle will move clockwise. 4. Adjust the air pressure by following the pro
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3.INSTALLATION 3-12. Connecting the power cord CAUTION 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 receiving a serious electric shock, and problems with correct operation may also occur. Do not connect the power cord until installation is complete, otherwise the machine may operate if the start switch is pressed by mistake, which could resul
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4. LUBRICATION 4. LUBRICATION CAUTION Turn off the power switch before starting lubricating, otherwise the machine may operate if the start switch is pressed by mistake, which could result in injury. Be sure to wear protective goggles and gloves when handling the lubricating oil and grease, so that they do not get into your eyes or onto your skin, otherwise inflammation can result. Furthermore, do not drink the oil or eat the grease under any circumstances, as they can cause vomiting and diarr
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4.LUBRICATION Oiling the looper, spreader and race stand 1116Q (3) (6) (6) (4) (2) (10) (4) (A) (8) (5) (1) (9) (7) 0862Q 1117Q 1. Turn the upper shaft pulley (1) toward you until the mark on the pulley (A) is aligned with the notch in the pulley cover (2). 2. Move the feed bracket (3) toward you. 3. Turn the left and right plate pressers (4) in the directions indicated by the arrows. 4. Lift up the clamp lever (6) and the notched section (7) of the right clot
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5. CORRECT USE 5. CORRECT USE 5-1. Initializing settings The following procedure should be carried out before the sewing machine is used for the first time, and also after long periods of non-use. If "E-59" appears on the front panel display when the power is turned on, be sure to follow this procedure to initialize all settings. ("E-59" will appear after a PROM has been replaced or after long periods of non-use. For details on the "E-59" message display, refer to page 27.) 1. Turn off the powe
