BAS-341FBAS-342FPlease read this manual before making using the machine.Please keep this manual within easy reach for quick reference.PROGRAMMABLE ELE
3. PREPARATIONBAS-341F, 342F33. PREPARATION CAUTIONMachine installation should only be carried out bya qualified technician.Contact your Brother deale
3. PREPARATIONBAS-341F, 342F43-2. PositioningDecide the position for the sewing machine. Loosen nutsof four level adjusters (1). Lower the level adjus
3. PREPARATIONBAS-341F, 342F53-4. Connecting the ground wire CAUTIONBe sure to connect the ground. If the ground connection is not secure, you run the
3. PREPARATIONBAS-341F, 342F63-7. Installing the spool standInstall the spool stand (1) to the table.3-8. Installing the programmer (option)1. Install
3. PREPARATIONBAS-341F, 342F73-9. Adjusting the air pressure1. Air pressure should be 0.5 MPa.The air pressure can be adjusted by pulling up andturnin
4. LUBRICATIONBAS-341F, 342F84. LUBRICATION CAUTIONTurn off the power switch before starting lubricating, otherwise the machine may operate if the foo
5. CORRECT USEBAS-341F, 342F95. CORRECT USE5-1. Selecting the needle and threadNeedle Thread Main applicationDifferent needles and threads are used f
5. CORRECT USEBAS-341F, 342F105-3. Threading the upper thread CAUTIONTurn off the power switch before threading the thread, otherwise the machine may
5. CORRECT USEBAS-341F, 342F115-4. Winding the lower threadCAUTIONDo not touch or place anything against any of the moving parts while winding the lo
5. CORRECT USEBAS-341F, 342F125-5. Replacing the bobbin case and threading the thread CAUTIONIf the power switch needs to be left on when carrying ou
BAS-341F, 342FiThank you very much for buying a BROTHER sewing machine. Before using your new machine, please read the safetyinstructions below and th
5. CORRECT USEBAS-341F, 342F135-6-2. Lower thread tension 5-6-3. Upper thread tensionSet the lower thread tension to as weak a tension aspossible and
5. CORRECT USEBAS-341F, 342F145-6-6. Pretension tension1. Raise the work clamp (1) and open the main tension disc (2).The thread take-up spring (3) sh
6. USING THE OPERATION PANELBAS-341F,342F156. USING THE OPERATION PANEL6-1. Explanation of panel(1) POWER indicator...When the po
6. USING THE OPERATION PANELBAS-341F, 342F16(10) Bobbin Thread COUNTER...Illuminates when bobbin thread counter mode has been selected using
6. USING THE OPERATION PANELBAS-341F,342F176-2. Using the floppy disk<Compatible types of floppy disk>Data typeNo. of stitchesprogrammedData res
6. USING THE OPERATION PANELBAS-341F, 342F18Setting the floppy disk1. Turn on the power switch (1). The POWER indicator (2) will illuminate and the ma
6. USING THE OPERATION PANELBAS-341F,342F196-3. Using the program R/W (Read/Write) switchProgrammed stitch patterns stored on floppy disk can be read
6. USING THE OPERATION PANELBAS-341F, 342F206-4. Using the TEST switch (Checking the sewing pattern)Use the TEST switch to begin sewing again from any
6. USING THE OPERATION PANELBAS-341F,342F216-5. Using the emergency stop switchPress the emergency stop switch to immediately stop the sewing machine
6. USING THE OPERATION PANELBAS-341F, 342F226-6. Adjusting the sewing SPEED controlThe sewing speed can be changed in steps of 100 rpm to the appropri
BAS-341F, 342Fii2 Notes on safety DANGERWait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outl
6. USING THE OPERATION PANELBAS-341F,342F236-8. Using the bobbin thread counterSet the bobbin thread counter to display the number of pieces of the se
6. USING THE OPERATION PANELBAS-341F, 342F246-9. Using production counterBoth PRO. NO. and B.T. COUNTER displays are available for the five-digit PROD
6. USING THE OPERATION PANELBAS-341F,342F256-10.Using single split modeBy using single split mode, it is possible to change up to 100 patterns immedia
6. USING THE OPERATION PANELBAS-341F, 342F266-11. Shifting a stitch pattern• Programs which have already been programmed can be moved up, down and to
7. SEWINGBAS-341F,342F277. SEWING CAUTIONTurn off the power switch at the following times, otherwise the machine may operate if the foot switch isdepr
7. SEWINGBAS-341F, 342F285. Step on the presser lifter switch (2) to raise the presserfoot.6. Insert the work piece under the work clamp, and pressthe
8. MAINTENANCE AND INSPECTIONBAS-341F,342F298. MAINTENANCE AND INSPECTION CAUTIONTurn off the power switch before starting any cleaning work, otherwis
8. MAINTENANCE AND INSPECTIONBAS-341F,342F303. If using the liquid cooling tank (1), fill it with silicon oil(100 mm²/S).8-3. Draining the oil1. Remov
8. MAINTENANCE AND INSPECTIONBAS-341F,342F318-5. Cleaning the eye guardWipe the eye guard clean with a soft cloth.NoteDo not use solvents such as kero
9. STANDARD ADJUSTMENTSBAS-341F, 342F32(1)Aa(1)9. STANDARD ADJUSTMENTS CAUTIONMaintenance and inspection of the sewingmachine should only be carried o
BAS-341F, 342Fiii CAUTIONSewingThis sewing machine should only be used byoperators who have received the necessarytraining in safe use beforehand.The
9. STANDARD ADJUSTMENTSBAS-341F, 342F33Needle center line0.01 - 0.08 mm(1)Tip9-3. Adjusting the needle clearanceTurn the machine pulley to align the t
9. STANDARD ADJUSTMENTSBAS-341F, 342F349-6. Adjusting the movable knifeLoosen the nut (2) and move thread trimmer rod L (3) to the left or right to ad
9. STANDARD ADJUSTMENTSBAS-341F, 342F35(9)ABCDMovable knifeFixed knifeCutting edgeFig. 1Cutting edgeCuttingedgeCutting edge2. Remove the movable knife
9. STANDARD ADJUSTMENTSBAS-341F, 342F364. Fit the thread cutter connecting rod (7) on connecting lever pin (8), and install needle plate (6).(Figure i
9. STANDARD ADJUSTMENTSBAS-341F, 342F37(9)(8)(6)(7)0.5 - 1 mm3 - 5 mm9-8. Changing the presser foot lift<Standard presser foot lift is 3 mm (max. 8
9. STANDARD ADJUSTMENTSBAS-341F, 342F38(4)(3)(1)(2)(6)(2)(5)approx. 2 mm15 mmapprox.112 mm9-9. Adjusting the wiper1. When the thread wiper solenoid pl
9. STANDARD ADJUSTMENTSBAS-341F, 342F39(3)(5)(6)(2)(7)(1)(4)9-11. Checking the input sensor and DIP switch input1. When the SPLIT NO. indicator (1) i
9. STANDARD ADJUSTMENTSBAS-341F, 342F40(1)(2)(3)(4)(1)9-12. Checking the input voltage1. Turn on the power switch.2. Press the menu switch (1) until
10. DIP SWITCHBAS-341F, 342F4110. DIP SWITCHNoteAll DIP switches are set to OFF at the time of shipment.When changing DIP switch, the power must be of
10. DIP SWITCHBAS-341F, 342F42DIP switch ASW No. When ONA-5After sewing is completed, work clamp does not automatically rise (only in split mode)A-6Cl
BAS-341F, 342Fiv3 Warning labelsSafety devices Eye guardFinger guardThread take-up coverBelt cover , etc.3Be sure to connect the ground. If the gro
10. DIP SWITCHBAS-341F, 342F4310-2. DIP switches inside the control box DANGERWait at least 5 minutes after turning off the power switch and disconnec
10. DIP SWITCHBAS-341F, 342F44DIP switch DSW No. When OND-1The first two stitches at the sewing start will be sewn at low speed (approx. 260 rpm)D-2Th
11. CHANGING SPECIAL FUNCTION AND USING THE MEMORY SWITCHESBAS-341F, 342F451286S11. CHANGING SPECIAL FUNCTIONS ANDUSING THE MEMORY SWITCHESThe functio
11. CHANGING SPECIAL FUNCTION AND USING THE MEMORY SWITCHESBAS-341F, 342F46Memory switches (00 - 0F)Switch No. When ONmemo-00When moving to the home p
11. CHANGING SPECIAL FUNCTION AND USING THE MEMORY SWITCHESBAS-341F, 342F47Memory switches (10 - 1F)Switch No. When ONmemo-10 Milling device can be us
11. CHANGING SPECIAL FUNCTION AND USING THE MEMORY SWITCHESBAS-341F, 342F48Memory switches (20 - 2F)Switch No. When ONmemo-20During feed test operatio
11. CHANGING SPECIAL FUNCTION AND USING THE MEMORY SWITCHESBAS-341F, 342F49Memory switches (30 - 3F)Turn the dial while pressing the STEP BACK switch
12. ERROR CODESBAS-341F, 342F5012. ERROR CODESNote• If an operation problem occurs, a buzzer will sound and an error code will appear on the display s
12. ERROR CODESBAS-341F, 342F51 Error codes [E.9 * ] - [E.F * ] DANGERWait at least 5 minutes after turning off the power switch and disconnecting th
13. GAUGE PARTS LIST ACCORDING TO SUBCLASSESBAS-341F, 342F5213.GAUGE PARTS LIST ACCORDING TO SUBCLASSESThe following parts are available for the BAS-3
BAS-341F, 342FCONTENTS1. NAME OF MAJOR PARTS ...
14.NOTES ON THE PROCESSING AND PRODUCTION OF PLATE BLANKSBAS-341F, 342F5314. NOTES ON THE PROCESSING ANDPRODUCTION OF PLATE BLANKS* Chamfer other corn
15. TROUBLESHOOTINGBAS-341F, 342F5415. TROUBLESHOOTINGProblem Cause Check Remedy PageWork clamp operationis sluggish.Sliding part of the workclamp lub
15. TROUBLESHOOTINGBAS-341F, 342F55Problem Cause Check Remedy PageThread is too thick forthe needle.Thread and needleUpper thread breaks.Thread take-u
15. TROUBLESHOOTINGBAS-341F, 342F56Needle bar lift amountUpper thread is nottrimmed.The movable knife does not pickup the thread because of skippedsti
15. TROUBLESHOOTINGBAS-341F, 342F57Problem Cause Check Remedy PageImproper tension and heightof thread take-up springThread take-up springtension and
16. OPTIONBAS-341F, 342F5816. OPTION Programmer assyUsed to create sewing patterns for the BAS-300E series.It can also be used to display error messa
16.OPTIONBAS-341F, 342F59 Thread breakage detectorAvailable as rotary type or fiber type, stops sewing when a threadbreakage is detected and warns th
INSTRUCTION MANUAL15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone: 81-52-824-2177Printed in Japan151-V41,42SA1929-0012002.11. H (1)
BAS-341F, 342F7. SEWING ...
1. NAME OF EACH PARTSBAS-341F, 342F11. NAME OF EACH PARTS BAS-341FEmergency stop switchCotton standProgrammerOperation panelThread wiper switchPower
2. SPECIFICATIONSBAS-341F, 342F22. SPECIFICATIONSStitch formation Single needle lock stitchSewing machine Lock stitch, pattern tacking sewing machine
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