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Brother BAS-342G Basic Operation Manual

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BAS-342G
DIRECT DRIVE
PROGRAMMABLE ELECTRONIC PATTERN SEWER
Please read this manual before using the machine.
Please keep this manual within easy reach for quick reference.
Basic Operation Manual
This
basic
operation
operations including sewing machine operations.
For cleaning, standard adjustments and more details,
please refer to the instruction manual contained in
the Document CD.
manual
describes
basic

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Summary of Contents for Brother BAS-342G

  • Page 1 BAS-342G Basic Operation Manual DIRECT DRIVE PROGRAMMABLE ELECTRONIC PATTERN SEWER Please read this manual before using the machine. Please keep this manual within easy reach for quick reference. This basic operation manual describes basic operations including sewing machine operations. For cleaning, standard adjustments and more details, please refer to the instruction manual contained in the Document CD.
  • Page 2 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 3 This symbol ( ) 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”.) BAS-342G...
  • Page 4 Furthermore, do not excessively bend the cords or secure them too firmly Contact your Brother dealer or a qualified electrician with staples, otherwise there is the danger that fire or for any electrical work that may need to be done.
  • Page 5 Ask your Brother dealer or a qualified electrician to carry out any maintenance and inspection of the When replacing...
  • Page 6 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. NOTE: Either the 2a or the 2b label is displayed on the sewing machine.
  • Page 7 Rear cover Thread take-up cover Inside cover R Middle cover Outside cover Eye guard Finger guard Fixed cover Tension release solenoid cover Inside cover L Motor cover Middle cover Outside cover Rear cover Fixed cover X motor cover 2560B BAS-342G...
  • Page 8 5-3. Threading the upper thread ......20 5-4. Winding the lower thread........22 5-5. Installing the bobbin case ......... 23 5-6. Thread tension..........24 5-6-1. Lower thread tension......24 5-6-2. Upper thread tension......24 5-7. Home position detection ........25 BAS-342G...
  • Page 9 Finger guard Power switch (13) Eye guard Work clamp switch (14) Thread take-up cover Start switch (15) Motor cover Control box Solenoid valve Operation panel Thread wiper switch (10) Pulley (11) Cotton stand is a trademark of SanDisk Corporation. BAS-342G...
  • Page 10 1. When the work clamp switch is depressed to the 1st step, the work clamp (2) drops from its highest position A to the intermediate position B. 2. When the work clamp switch is then depressed to the 2nd step, the work clamp (2) drops to its lowest position C. 4057M BAS-342G...
  • Page 11 • If using casters, use ones which can bear the total weight of sewing machine and table. • Check that the control box is at least 10 mm away from the leg. If the control box and the leg are too close together, it may result in incorrect sewing machine operation. 4053M BAS-342G...
  • Page 12 In addition, do not subject the machine head to extra Contact your Brother dealer or a qualified electrician for force while it is tilted back. If this is not observed, the any electrical work that may need to be done.
  • Page 13 3961M that the model plate (a) on the control box (1) is “AX342G” to indicate that it is an RX-control box for BAS-342G sewing machines. * If the sewing machine is installed to the table, tilt back the machine head.
  • Page 14 ! Do not let the side (d) of the safety switch lever touch the support lever base (b). (1) Rubber bushes (2 pcs.) (2) Hinge holders (2 pcs.) (3) Plain washers [4 pcs.] (4) Spring washers [4 pcs.] (5) Bolts [4 pcs.] 2585B (Continued on next page) BAS-342G...
  • Page 15 If you hold at the place indicated by (b), your hand will get caught between the support lever (1) and the table when the machine head is returned to its original position and injury will result. The machine head can be tilted Disengaging back and returned to one of three the stopper heights. Engaging the stopper 3967M BAS-342G...
  • Page 16 (17) Gas spring shaft U (18) Set screw After installing the gas spring (8), gently return the machine head to its original position. Refer to "4-5. Tilting back and returning the machine head". Note that the L and R shapes are different. 2915B BAS-342G...
  • Page 17 < If the sewing machine was already installed to the table when it was delivered > (1) Operation panel (2) Bolts [3 pcs.] * Pass the cords of the operation panel (1) through the operation panel stand (3) and under the table. 3971M BAS-342G...
  • Page 18 * Check that no air is leaking from the connection of the Open valve (4) and air hose (2). 4. Open the cock (1). (The meter pointer will turn clockwise.) NOTE: Turn the cock (1) gently to open it. 5. Adjust the air pressure. (Refer to the next page.) 2564B BAS-342G...
  • Page 19 Fully tighten and then loosen by Valve 2 Upper knob Valve 2 5 turns Lower knob Fully tighten You can operate the work clamp when the power is turned off by pressing the manual buttons (1). Valve 1 2566B BAS-342G...
  • Page 20 Home position sensor assembly 12-pin P8 (SENSOR1) STOP switch 6-pin P13 (HEAD) Valve harness 12-pin P12 (AIR1) Programmer relay harness 8-pin P7 (PRG) Fan 6-pin P10 (SENSOR2) Solenoid selection harness 4-pin P3 (CUTTER) － 2567B (Continued on next page) BAS-342G...
  • Page 21 P3 (PPM) (5), (6) Thread trimmer solenoid 6-pin P6 (SOL1) (5), (6) Tension release solenoid 4-pin P7 (SOL2) (5), (6) Y pulse motor 4-pin blue P8 (YPM) (5), (6) X pulse motor 4-pin white P10 (XPM) (5), (6) 2568B BAS-342G...
  • Page 22 (1) Ground wire from upper shaft motor harness (2) Ground wire from the machine head (3) Ground wire from operation panel (4) Ground wires from two-pedal foot switch harnesses (2 wires) NOTE: Make sure that the ground connections are secure in order to ensure safety. BAS-342G...
  • Page 23 5. Secure the cover of the control box by tightening the eight screws (5). Check that the cords are not clamped by the cover at this time. 3982M BAS-342G...
  • Page 24 (1) to secure it in place. 2367B 4-17. Installing the cotton stand [12] (1) Cotton stand NOTE: Fit the washer (2), and then securely tighten the nut (3) so that the cotton stand does not move. 3983M BAS-342G...
  • Page 25 • Use only the lubricating oil <JX Nippon Oil & Energy Corporation Sewing Lube 10N; VG10> specified by Brother. * If this type of lubricating oil is difficult to obtain, the recommended oil to use is <Exxon Mobil Essotex SM10; VG10>.
  • Page 26 3. Push down the right side of the safety switch (1) so that the safety switch (1) turns on, and then tighten the two screws (2). 4. Turn on the power and check that no error numbers are displayed. 3989M BAS-342G...
  • Page 27 The work clamp (2) lowering method can be changed Work clamp switch using memory switch No. 002. (Refer to "7-3. List of Start switch memory switch settings" in the instruction manual CD.) 2570B BAS-342G...
  • Page 28 • When threading the thread through the needle, allow a distance of approximately 42 mm between the needle hole and the end of the thread. If the trailing length of the thread is too long, it may cause the thread to become tangled. BAS-342G...
  • Page 29 * When memory switch No. 564 is set to "2", the buzzer will sound after one minute has elapsed, and the tension discs will close. Ending threading mode Press the THREAD/CLAMP key. • The work clamp and the intermittent presser foot will return to the position they were at before threading mode began. THREAD/CLAMP indicator switches off BAS-342G...
  • Page 30 Loosen the set screw (9) and move the bobbin winder tension assembly (10) up and down to adjust. For case A * For case A, move the bobbin winder tension assembly (10) down, and for case B, move it upward. For case B 4001M BAS-342G...
  • Page 31 4. Check that the bobbin turns in the direction of the arrow when the thread is pulled. 5. Pass the thread through the lever thread hole (4), and then pull out approximately 30 mm of thread. 6. Hold the latch on the bobbin case and insert the bobbin case into the rotary hook. BAS-342G...
  • Page 32 1. Turn the tension nut (1) (main tension) to adjust the tension as appropriate for the material being sewn. 2. Use the tension nut (2) (sub tension) to adjust the upper thread trailing length to about 42 mm. Stronger Weaker Stronger Weaker 2573B BAS-342G...
  • Page 33 NOTE: If error "E110" is displayed when the start switch (7) is depressed, turn the pulley (1) in the direction of operation to clear the error display. 4007M 4008M BAS-342G...
  • Page 34 Used to start threading mode or work clamp height setting mode. (7) THREAD/CLAMP indicator Illuminates when the THREAD/CLAMP key (6) has been pressed. (8) TENSION/WIND key Used to wind the lower thread. (9) TENSION/WIND indicator Used when the digital tension set (option) is installed. BAS-342G...
  • Page 35 (22) Function keys [F1, F2, F3, F4] Used to select user programs and to set and select cycle programs. (23) R/W key Used to read data from and write data to external media. is a trademark of SanDisk Corporation. BAS-342G...
  • Page 36 • The program number will stop flashing and illuminate steadily. NOTE: After completing the setting, be sure to refer to "6-6. Checking the sewing pattern" to check that the needle drop position is correct. 4012M BAS-342G...
  • Page 37 1. Press the SELECT key (1) until the SPEED indicator (2) illuminates. • The setting value (sti/min) will appear in the menu display (3). 2. Press the key (4) to set the sewing speed. (Sewing speed setting: 400 − 2700) 4956Q BAS-342G...
  • Page 38 When the start switch (2) is depressed, sewing will start. TEST indicator switches off 4014M If test feeding continues until the Press the TEST key. final stitch, the work clamp will move to the sewing start position and then stop. TEST indicator switches off BAS-342G...
  • Page 39 When lowered with the needle plate. Intermittent stroke When making the adjustment, refer to "11-13. Changing the intermittent stroke" in the instruction manual CD. While sewing 5033Q BAS-342G...
  • Page 40 SanDisk Corporation. * Company names and product names appearing in this manual are trademarks or registered trademarks of the respective owners. However, no TM or other similar symbols appear in the main text of this manual. BAS-342G...
  • Page 41 Use a work clamp and a feed plate which will hold the article securely so that it does not slip. If using the standard work clamp and feed plate and the article being sewn is slipping, take measures to stop the work clamp and feed plate from being slippery. BAS-342G...
  • Page 42 Depress the start switch (4). • The sewing machine will start operating and sewing will start. 4022M 7-3. Using the thread wiper switch The thread wiper switch (1) can be used to turn the thread wiper (2) on and off. 4023M BAS-342G...
  • Page 43 MEMO BAS-342G...
  • Page 44 United States and/ or other countries. Windows® and Microsoft® Internet Explorer are either registered trademarks of Microsoft Corporation in the United States and/ or other countries. © 2007, 2010 Brother Industries, Ltd. All Rights Reserved. BAS-342G SA8776-101 E This is the original instructions.