Brother BAS-343E- Manuals

iv B A S - 3 4 3 E Safety devices: Thread take-up cover, Eye guard, Belt cover, X-Pulse motor cover, LXY (RXY)-base cover, 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 hav...

BAS-343E 1. Name of each parts ..................................................................................................................................... 1 2. Specifications ......................................................................................................................

5 B A S - 3 4 3 E 3. Preparation Be sure to connect the ground. If the ground connection is not secure, you run the risk of receiving a serious electric shock. DANGER ■ Connection method for 3-phase power supply 3-4. Connecting the ground wire 3-6. Installing the foot switch Insert the connector of ...

6 B A S - 3 4 3 E 3. Preparation 3-7. Installing the spool stand Install the spool stand q to the table. 3-8. Installing the programmer (option) 1. Install the programmer support w to the work table with the two screws q . 2. Insert the programmer connector r securely into the left side of the opera...

7 B A S - 3 4 3 E 3. Preparation 1. Air pressure should be 0.49 MPa [5 kg/cm 2 ]. The air pressure can be adjusted by pulling up and turning the control knob w on the integrator q . After adjustment is complete, push the control knob w downward to lock it. 2. If water stands in the bottle of the int...

4. Preparation 8 B A S - 3 4 3 E 4. Lubrication CAUTION Turn off the power switch before starting lubricating, otherwise the machine may operate if the foot switch is depressed by mistake, which could result in injury. Be sure to wear protective goggles and gloves when handling the lubricating oil a...

9 B A S - 3 4 3 E 5. Correct use 5. Correct use 5-1. Selecting the needle and thread Different needles and threads are used for different sew- ing applications. Refer to the table at left for details on which needle. 5-2. Installing the needle and running the sewing machine ■ Installing the needle L...

11 B A S - 3 4 3 E 5. Correct use 5-4. Winding the lower thread 1. Place the bobbin all the way onto the shaft. 2. Thread the thread as shown in the illustration at left, wind the thread around the bobbin several times in t h e d i r e c t i o n o f t h e a r r o w, a n d t h e n p r e s s t h e bob...

5. Correct use 12 B A S - 3 4 3 E 3. Insert a new bobbin into the bob- bin case, and then pass the thread through the slot w and pull it out from the thread hold e . Check that the bobbin turns in the direction of the arrow when the thread is pulled at this time. 4. Pass the thread through the lever...

6. Panel operation 17 B A S - 3 4 3 E 6-2. Using the floppy disk Compatible types of floppy disk • The above four types of data can all be read, but when writing to disk, all data is automatically converted to 300E data when writing to 2HD disks and 300A data when writing to 2DD disks. • When using ...

7. Sewing 28 B A S - 3 4 3 E 5. Depress the work clamp lift pedal y to raise the cas- sette holding pin. 6. When the cassette is inserted into the mounting sup- port, the sensor will detect it automatically and the cassette will be clamped in place. At this time, the aux- iliary work clamp will be l...

8. Maintenance and inspection 29 B A S - 3 4 3 E 8-1. Cleaning the rotary hook 8. Maintenance and inspection Turn off the power switch before starting any cleaning work, otherwise the machine may operate if the foot switch is depressed by mistake, which could result in injury. Be sure to wear protec...

8. Maintenance and inspection 30 B A S - 3 4 3 E 3. If using the liquid cooling tank q , fill it with silicon oil (100 cs). 8-3. Draining the oil 1. Remove and empty the waste oil container q when- ever it is full. 2. After emptying the waste oil container q , screw it back into its original positio...

9. Standard adjustments 32 B A S - 3 4 3 E 9. Standard adjustments CAUTION Maintenance and inspection of the sewingmachine should only be carried out by aqualified technician. Ask your Brother dealer or a qualified elec-trician to carry out any maintenance and in-spection of the electrical system. T...

9. Standard adjutsments 33 B A S - 3 4 3 E 9-3. Adjusting the needle clearance Turn the machine pulley to align the tip of the rotary hook with the needle center line. Then loosen the set screw q and turn the eccentric shaft w to adjust so that the clearance between the needle and the rotary hook is...

9. Standard adjustments 34 B A S - 3 4 3 E 9-6. Adjusting the movable knife Loosen the nut w and move thread trimmer rod L e to the left or right to adjust so that the V section A of the movable knife q is aligned with the index mark B on the needle plate when the machine is at the stop position. ■ ...

9. Standard adjustments 38 B A S - 3 4 3 E 9-9. Wiper adjustment ■ For vertical wiper (standard) 1. When the thread wiper solenoid plunger q is driven to the full stroke, the wiper w should be 15 mm in front of the needle center. Loosen screws e and shift the entire solenoid bracket r up or down to ...

9. Standard adjustments 40 B A S - 3 4 3 E 9-13. Checking the input sensor and DIP switch input 1. When the SPLIT NO. indicator q is illuminated and the R/W switch e is pressed while the TEST switch w is being pressed, the X-SCALE indicator r will illuminate and the state of the X home position sign...

9. Standard adjutsments 41 B A S - 3 4 3 E 9-14. Checking the input voltage 1. Turn on the power switch. 2. Press the menu switch q until the X-SCALE indicator w illuminates. 3. While pressing the TEST switch e , press the R/W switch r . 4. If the input voltage is normal, the input voltage condition...

10. DIP switch 44 B A S - 3 4 3 E 10-2. DIP switches inside the control box 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 ...

11. Changing special functions using the memory switches 46 B A S - 3 4 3 E 11. Changing special functions using the memory switches The functions of the switches on the operation panel can be changed to carry out special functions. * All of the memory switches are set to OFF at the time of shipment...

11. Changing special functions using the memory switches 47 B A S - 3 4 3 E ■ M em or y Sw i t c hes ( 0 0 〜 0F ) SWNo. memo-00 memo-01 memo-02 memo-03 memo-04 memo-05 memo-06 memo-07 memo-08 memo-09 memo-0A memo-0b memo-0c memo-0d memo-0E memo-0F When ON When moving to the home position, the feed p...

11. Changing special functions using the memory switches 48 B A S - 3 4 3 E ■ M em or y Sw i t c hes ( 1 0 〜 1F ) ■ M em or y Sw i t c hes ( 2 0 〜 2F ) memo-20 memo-21 memo-22 memo-23 memo-24 memo-25 〜 memo-2F SW No. Sewing operations are carried out even if the cassette detection sensor is off. − W...

13. Gauge parts list according to subclasses 53 B A S - 3 4 3 E 13. Gauge parts list according to subclasses The following parts are available for the BAS-343E for adding further flexibility to the range of applications. BAS-343E Subclass Part name Use Model    -21 Heavy-weight materials Needle hole...

INSTRUCTION MANUAL BROTHER INDUSTRIES, LTD. NAGOYA, JAPAN Printed in Japan 151-V43S93V43-0021999.02. H (1)