Brother BAS-343E Instruction Manual

BAS-343EINSTRUCTION MANUALPlease read this manual before using the machine.Please keep this manual within easy reach for quick reference.PROGRAMMABLE

3BAS-343E3. PreparationCAUTIONHold the machine head with both hands whentilting it back or returning it to its original posi-tion. Furthermore, after

4BAS-343E3. Preparation3-3. Tilting the sewing machine head1. Remove screws q at the back of the work table, andremove table cover (rear) w.2. When ti

5BAS-343E3. PreparationBe sure to connect the ground. If the ground connection is not secure, you run the risk of receiving aserious electric shock.DA

6BAS-343E3. Preparation3-7. Installing the spool standInstall the spool stand q to the table.3-8. Installing the programmer (option)1. Install the pro

7BAS-343E3. Preparation1. Air pressure should be 0.49 MPa [5 kg/cm2].The air pressure can be adjusted by pulling up and turning the control knob w on

4. Preparation8BAS-343E4. LubricationCAUTIONTurn off the power switch before starting lubricating, otherwise the machine may operate if the footswitch

9BAS-343E5. Correct use5. Correct use5-1. Selecting the needle and threadDifferent needles and threads are used for different sew-ing applications.Ref

5. Correct use10BAS-343E5-3. Threading the upper thread Thread the upper thread correctly as shown in the illustration above.NOTE• Turn the machine p

11BAS-343E5. Correct use5-4. Winding the lower thread1. Place the bobbin all the way onto the shaft.2. Thread the thread as shown in the illustration

5. Correct use12BAS-343E3. Insert a new bobbin into the bob-bin case, and then pass the threadthrough the slot w and pull it outfrom the thread hold e

iBAS-343EThe instructions which follow this term indicate situations where failure to followthe instructions could cause injury when using the machine

13BAS-343E5. Correct use5-6-2. Lower thread tension5-6-4. Thread take-up spring height5-6-3. Upper thread tensionTurn the tension nut w (main tension)

5. Correct use14BAS-343E5-6-6. Pretension tension1. Raise the work clamp q and open the main tension disc w.The thread take-up spring e should not ope

6. Panel operation15BAS-343E6. Panel operation6-1. Explanation of panelq POWER indicator ...When the power is turned on, the indicator

6. Panel operation16BAS-343E!0 Bobbin Thread COUNTER ...Illuminates when bobbin thread counter mode has been selected using theindicator ...

6. Panel operation17BAS-343E6-2. Using the floppy diskCompatible types of floppy disk • The above four types of data can all be read, but when writing

6. Panel operation18BAS-343E1. Turn on the power switch q. The POWER indicator w will illuminate and the machine model number will appearon the displa

6. Panel operation19BAS-343E6-3. Using the program R/W (Read/Write) switchProgrammed stitch patterns stored on floppy disk can be read into memory, an

6. Panel operation20BAS-343E6-4. Using the TEST switch (Checking the sewing pattern)Use the TEST switch to begin sewing again from any desired point w

6. Panel operation21BAS-343E6-5. Using the emergency stop switchPress the emergency stop switch to immediately stop the sewing machine during actual s

6. Panel operation22BAS-343E6-6. Adjusting the sewing SPEED controlThe sewing speed can be changed in steps of 100 spm to the appropriate speeds for e

iiBAS-343EWait at least 5 minutes after turning off the power switch and disconnecting the power cord from thewall outlet before opening the face plat

6. Panel operation23BAS-343E6-8. Using the bobbin thread counterSet the bobbin thread counter to display the number of pieces of the selected pattern

6. Panel operation24BAS-343E6-9. Using production counterBoth PRO. NO. and B.T. COUNTER displays are available for the five-digit PRODUCTION counter.1

6. Panel operation25BAS-343E6-10.Using single split modeBy using single split mode, it is possible to change up to 100 patterns immediately.1. Move DI

6. Panel operation26BAS-343E6-11. Shifting a stitch pattern• Programs which have already been programmed can be moved up, down and to the left and rig

7. Sewing27BAS-343E7. Sewing7-1. Before starting sewing...Check that the needle bar is at the highest position. Turnthe machine pulley so that the i

7. Sewing28BAS-343E5. Depress the work clamp lift pedal y to raise the cas-sette holding pin.6. When the cassette is inserted into the mounting sup-po

8. Maintenance and inspection29BAS-343E8-1. Cleaning the rotary hook8. Maintenance and inspectionTurn off the power switch before starting any cleanin

8. Maintenance and inspection30BAS-343E3. If using the liquid cooling tank q, fill it with silicon oil(100 cs).8-3. Draining the oil1. Remove and empt

8. Maintenance and inspection31BAS-343E8-5. Cleaning the eye guardWipe the eye guard clean with a soft cloth.NOTEDo not use solvents such as kerosene

9. Standard adjustments32BAS-343E9. Standard adjustmentsCAUTIONMaintenance and inspection of the sewingmachine should only be carried out by aqualifie

iiiBAS-343ECAUTIONMaintenance and inspection of the sewingmachine should only be carried out by a quali-fied technician.Ask your Brother dealer or a q

9. Standard adjutsments33BAS-343E9-3. Adjusting the needle clearanceTurn the machine pulley to align the tip of the rotary hook with the needle center

9. Standard adjustments34BAS-343E9-6. Adjusting the movable knifeLoosen the nut w and move thread trimmer rod L e to the left or right to adjust so th

9. Standard adjutsments35BAS-343E2. Remove the movable knife, and replace it with a new movable knife. Now check the cutting edge of the movableknife

9. Standard adjustments36BAS-343E4. Fit the thread cutter connecting rod u on connecting lever pin i, and install needle plate y.* When fitting the co

9. Standard adjutsments37BAS-343E9-8. Changing the presser foot lift Standard presser foot q lift is 3 mm (max. 8 mm).Adjusting presser foot lift to

9. Standard adjustments38BAS-343E9-9. Wiper adjustment For vertical wiper (standard)1. When the thread wiper solenoid plunger q is driven to the full

9. Standard adjutsments39BAS-343E9-12. Adjusting the lubricator1. Air pressure should be 0.49 MPa [5 kg/cm2].The air pressure can be adjusted by pulli

9. Standard adjustments40BAS-343E9-13. Checking the input sensor and DIP switch input1. When the SPLIT NO. indicator q is illuminated and the R/W swit

9. Standard adjutsments41BAS-343E9-14. Checking the input voltage1. Turn on the power switch.2. Press the menu switch q until the X-SCALE indicator w

10. DIP switch42BAS-343E10. DIP switchNOTEWhen changing DIP switch, the power must be off.10-1.Panel DIP switch functions DIP switch A• Various setti

ivBAS-343ESafety devices: Thread take-up cover,Eye guard, Belt cover, X-Pulse motor cover,LXY (RXY)-base cover,3 Warning labels★ The following warning

10. DIP switch43BAS-343E DIP switch ASW No.A - 5A - 6A - 7A - 8When ONAfter sewing is completed, work clamp does not automatically rise (only in spli

10. DIP switch44BAS-343E10-2. DIP switches inside the control boxWait at least 5 minutes after turning off the power switch and disconnecting the powe

10. DIP switch45BAS-343E DIP switch DSW No.D - 1D - 2D - 3D - 4D - 5D - 6D - 7D - 8When ONThe first two stitches at the sewing start will be sewn at

11. Changing special functions using the memory switches46BAS-343E11. Changing special functions using the memory switchesThe functions of the switche

11. Changing special functions using the memory switches47BAS-343E Memory Switches (00 ∼ 0F)SWNo. memo-00 memo-01 memo-02 memo-03 memo-04 memo-05 me

11. Changing special functions using the memory switches48BAS-343E Memory Switches (10 ∼ 1F) Memory Switches (20 ∼ 2F)memo-20memo-21memo-22memo-23me

11. Changing special functions using the memory switches49BAS-343EExplanationTime until feed mechanism starts moving after work clamp has lifted.Chang

12. Error codes50BAS-343E12. Error codesNOTE• If an operation problem occurs, a buzzer will sound and an error code will appear on the display screen;

12. Error codes51BAS-343ERemedy1.Check the changer motor and the wires connected to the motor.2. Check the sensor at the back of the cassette and th

12. Error codes52BAS-343E Error codes[E.9 ＊ ] ∼ [E.F ＊ ]DANGERWait at least 5 minutes after turning off the power switch and disconnecting the power

BAS-343E1. Name of each parts...

13. Gauge parts list according to subclasses53BAS-343E13. Gauge parts list according to subclassesThe following parts are available for the BAS-343E f

14. Troubleshooting54BAS-343E14. TroubleshootingCheck RemedyProblem Cause PageAuxiliary work clamp does not rise.Auxiliary work clamp regulator settin

14. Troubleshooting55BAS-343EUpper thread tensionNeedle directionNeedle clearanceThread and needle ThreadThread take-up spring tension and heightClear

14. Troubleshooting56BAS-343EShuttle race thread guide positionFixed knife bladeShuttle race thread guide positionNeedle bar lift amountSkipped stitch

14. Troubleshooting57BAS-343E 5012 135Check RemedyProblem Cause PageUnstable upper thread lengthUnstable need

15. Options58BAS-343E15. Option Programmer assy Used to create sewing patterns for the BAS-300E series.It can also be used to display error messages.

INSTRUCTION MANUALBROTHER INDUSTRIES, LTD. NAGOYA, JAPANPrinted in Japan151-V43S93V43-0021999.02. H (1)

BAS-343E7. Sewing ...

1. Name of each parts1BAS-343E1. Name of each partsProgrammerOperation panelEmergency stop switchCotton standControl boxPower switchPresser lifter ped

2BAS-343E2. Specifications2. SpecificationsStitch typeSewing machineMaximum pattern size(X-Y)Maximum stitch numberStitch lengthMaximum sewing speedFee