Related Manuals for Brother BAS-341F
Summary of Contents for Brother BAS-341F
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Page 1: Instruction Manual
INSTRUCTION MANUAL BAS-341F BAS-342F Please read this manual before making using the machine. Please keep this manual within easy reach for quick reference. PROGRAMMABLE ELECTRONIC PATTERN SEWER... -
Page 2: Safety Instructions
........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-341F, 342F... -
Page 3: Notes On Safety
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. BAS-341F, 342F... - Page 4 “0” before carrying out inspection, adjustment and repair of any parts which use the pneumatic Any problems in machine operation which result equipment. from unauthorized modifications to the machine will not be covered by the warranty. BAS-341F, 342F...
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Page 5: Warning Labels
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. Thread take-up cover Belt cover Eye guard Finger guard 1971S BAS-341F, 342F... -
Page 6: Table Of Contents
6-6. Adjusting the sewing SPEED control ........................22 6-7. Changing the X-SCALE and Y-SCALE settings ......................22 6-8. Using the bobbin thread counter ..........................23 6-9. Using production counter ............................24 6-10. Using single split mode ............................. 25 6-11. Shifting a stitch pattern .............................. 26 BAS-341F, 342F... - Page 7 USING THE MEMORY SWITCHES ..................45 12. ERROR CODES ............................50 13. GAUGE PARTS LIST ACCORDING TO SUBCLASSES ....... 52 14. NOTES ON THE PROCESSING AND PRODUCTION OF PLATE BLANKS ..........................53 15. TROUBLESHOOTING .......................... 54 16. OPTIONS ................................58 BAS-341F, 342F...
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Page 8: Name Of Major Parts
1. NAME OF EACH PARTS ■ BAS-341F Cotton stand Emergency stop switch Operation panel Thread wiper switch Programmer Power switch Solenoid valve Control box Integrater Presser lifter pedal Starting pedal 1917S ■ BAS-342F Presser foot Work clamp Feed plate 1918S BAS-341F, 342F... -
Page 9: Specifications
Three-phase 400 W induction motor Air pressure 0.50 MPa 1.8 l/ min Power table Use sitting or standing BAS-341F 1,200W X 1,220D X 860H mm (Sitting)-1,130H mm (Standing) Machine dimensions BAS-342F 1,200W X 1,270D X 860H mm (Sitting)-1,130H mm (Standing) BAS-341F, 342F... -
Page 10: Preparation
1. Install the Y driving shaft guard (1) to the rear of the arm with the bolt (2) and the spring washer (3). 2. Install the guard (4) to the table rear cover (5) with the bolt (6), spring washer (7), flat washer (8) and nut (9). 1919S BAS-341F, 342F... -
Page 11: Positioning
3. Stand at the front of the table and slowly raise the machine (4). Then lock it. 4. When returning the machine to its former position, release lock (5). The gas spring will guide the machine 1922S to its original position. BAS-341F, 342F... -
Page 12: Connecting The Ground Wire
9.8 N . To adjust, loosen the two nuts (1), and shift the motor up or down. 1923S 3-6. Installing the foot switch Insert the connector of the foot switch (2) into the connector (3) of the control box (1). 1924S BAS-341F, 342F... -
Page 13: Installing The Spool Stand
3-8. Installing the programmer (option) [Flat] [Vertical] 1181S 1182S 1183S 1. Install the programmer support (2) to the work table with the two screws (1). 2. Insert the programmer connector (4) securely into the left side of the operation panel (3). BAS-341F, 342F... -
Page 14: Adjusting The Air Pressure
(2) downward to lock it. 2. If water stands in the bottle of the integrator (1), turn the drain cock (3) in the direction indicated by an arrow to drain the water. Note Open the air cock (4) slowly. 1925S BAS-341F, 342F... -
Page 15: Lubrication
2. Fill the bed-side oil tank with oil. (Fill the oil tank with sewing machine oil.) 1928S 1929S 3. Add a drop of oil to the shuttle hook race. 4. If using the liquid cooling tank (1), fill it with silicon oil (100 mm /S). BAS-341F, 342F... -
Page 16: Correct Use
(2) down. then tighten the set screw (1). • After turning the pulley by hand, be sure to press the lever down to return the pulley to the normal operating position. BAS-341F, 342F... -
Page 17: Threading The Upper Thread
When threading the thread through the needle, allow a distance of approximately 40 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. BAS-341F, 342F... -
Page 18: Winding The Lower Thread
(2) to adjust. Note If the thread winds on as shown in A, turn the bobbin winder thread tension stud (2) clockwise; if it winds on as shown in B, turn the bobbin winder thread tension stud (2) counterclockwise. 0108Q BAS-341F, 342F... -
Page 19: Replacing The Bobbin Case And Threading The Thread
0.4 - 0.6 Needle DP X 17 # 21 DP X 5 # 16 Normal sewing speed 2000 rpm 2000 rpm The sewing conditions given in the above table may need to be changed depending on the article being sewn. BAS-341F, 342F... -
Page 20: Lower Thread Tension
Adjust the thread take-up spring tension by turning the Loosen screw (4) and turn the entire thread take-up unit to tension stud (5) with a screwdriver. adjust so that the height of the thread take-up spring is 8 - 10 mm BAS-341F, 342F... -
Page 21: Pretension Tension
(Detection precision : DIP switch B – 5, Refer to “ DIP SWTCH “.) Note If misoperation of the thread breakage detector continues, repeat the adjustment procedure above. (Such misoperation is most likely to occur when synthetic fiber yarns are used.) BAS-341F, 342F... -
Page 22: Using The Operation Panel
(7) X-SCALE indicator .....Illuminates when X-scale mode has been selected using the menu switch (6). (8) Y-SCALE indicator ......Illuminates when Y-scale mode has been selected using the menu switch (6). (9) SPEED indicator ......Illuminates when speed mode has been selected using the menu switch (6). BAS-341F,342F... - Page 23 (16) TEST indicator........Lights when the TEST switch is pressed. (17) STEP BACK switch......Used when winding a fresh bobbin, or when correcting a stitch pattern due to a (RESET switch) broken needle thread. Also used to reset error displays. BAS-341F, 342F...
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Page 24: Using The Floppy Disk
Low-speed conversion (400 and 1,200 revolutions) 1,200 revolutions) [669] L Split function [220] L Not available Available during embroidering [230] L [221] L Needle down stop for split Not available Available [231] L Expansion option output Not available Available BAS-341F,342F... - Page 25 3. After the cleaning is completed, the “E.4F” error appears. The error appears because the cleaning disk has no data. This is normal. 4. Cancel the error and eject the cleaning disk. BAS-341F, 342F...
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Page 26: Using The Program R/W (Read/Write) Switch
2. Press the STEP BACK (RESET) switch (8) on the operation panel (when memory switch No. 0d is ON). If memory switch No. 0d is OFF, press the EMERGENCY STOP switch (7) once more to release 1941S BAS-341F,342F... -
Page 27: Using The Test Switch (Checking The Sewing Pattern)
• If the work clamp was stopped too late, press the STEP BACK switch (17) to advance the work clamp one stitch at a time. 1942S Resuming operation from a stopping poing 6. Sewing will start when the starting pedal (1) is pressed. BAS-341F, 342F... -
Page 28: Using The Emergency Stop Switch
If the sewing machine moves back too far, press the TEST switch (15) to move it forward again. Press the TEST switch (15) again to stop the machine. (18) 4. After you have reached the desired position, depress 1200S the starting pedal to start sewing. BAS-341F,342F... -
Page 29: Adjusting The Sewing Speed Control
(12) until the desired ratio flashes on the display. • The scale setting is displayed as a percentage. 3. The program number will flash, and after the home position is detected the flashing will stop. (17) (12) 1215S 1221S BAS-341F, 342F... -
Page 30: Using The Bobbin Thread Counter
5. Press the bobbin thread change switch (14) and replace the bobbin. The alarm will stop, and the number of work pieces set in step 3 will be displayed again in the counter (5). BAS-341F,342F... -
Page 31: Using Production Counter
2. Depress the start switch to start embroidering. 3. Press the TEST switch (15) or the MENU switch (6). The TEST indicator (16) will switch off and the contents of each display screen will return to the normal display. BAS-341F, 342F... -
Page 32: Using Single Split Mode
"1" "2" ... 4. When the starting switch is pressed, only the pattern displayed on the display screen (5) will be sewn. Note As to split sewing, refer to the instruction manual of the “electronic programmable pattern tacker programmer”. BAS-341F,342F... -
Page 33: Shifting A Stitch Pattern
When moving the stitch pattern, the sewing start position can be moved to any desired point within the sewing area, but if the pattern goes outside the sewing area, an error will occur during sewing and you will not be able to sew the pattern. Give consideration to the pattern as a whole when moving it. BAS-341F, 342F... -
Page 34: Sewing
PROGRAM NO. display (6) will show a “P” while the data is being read. When reading is completed, an alarm will sound and the indicator will go out, then the PROGRAM NO. display (6) will blink the program number. 1229S 1213S BAS-341F,342F... - Page 35 1942S Note When the power is turned on after once being turned off, the same pattern of sewing can be continued since the machine will stores the sewing data from the last time. BAS-341F, 342F...
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Page 36: Maintenance And Inspection
• Be sure to let the machine operate for a while after adding the oil. • Use only specified Brother oil (Nisseki Mitsubishi Sewing Lube 10N; VG10) for the machine oil. 1926S 1927S 1. Fill the arm-side oil tank with oil. 2. Fill the bed-side oil tank with oil. BAS-341F,342F... -
Page 37: Draining The Oil
* If the machine is used while the air inlet port is blocked, the inside of the control box will overheat. When this happens, the overheating error code (“E-d”) will be displayed and you will not be able to operate the sewing machine. 1948S BAS-341F,342F... -
Page 38: Cleaning The Eye Guard
Wipe the eye guard clean with a soft cloth. Note Do not use solvents such as kerosene thinner to clean the eye guard. 1235S 8-6. Checking the needle Always check that the tip of the needle is not broken before starting sewing. 1236S BAS-341F,342F... -
Page 39: Standard Adjustments
(3) to adjust so that the tip of the shuttle hook is aligned with the needle center line. * If using a DP X 5 needle, use the second reference line from the top of the needle (reference line b). BAS-341F, 342F... -
Page 40: Adjusting The Needle Clearance
The needle groove of the shuttle race thread guide (1) should be aligned with the center of the needle plate hole, and the needle center and section A should be aligned. Note If the shuttle race thread guide is in the wrong position, thread breakages, soiled thread or catching of the thread may occur. BAS-341F, 342F... -
Page 41: Adjusting The Movable Knife
1. Remove the screws (1) and the feed plate (2). Then tear off the auxiliary plate sheet (3). Remove screws (4) and (5), and needle plate (6). Now disconnect the thread cutter connecting rod (7) from stud (8). (Figure is BAS-342F.) BAS-341F, 342F... - Page 42 D. Turn the movable knife (in the direction of the arrow) while the screw is still loosened. Repeat above steps A, B, C and D four or five times to maintain the cutting performance of the knife. 3. Install the fixed knife (10) 0.5 mm away from needle hole plate (12). 1959S BAS-341F, 342F...
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Page 43: Adjusting The Presser Foot
Simply press in on the pulley (1) to turn it by hand. To turn the pulley, press lever (2) down. • After turning the pulley by hand, be sure to press the lever down to return the pulley to the normal operating position. 1931S BAS-341F, 342F... -
Page 44: Changing The Presser Foot Lift
If vertical movement of the presser foot is not required 1. Remove the face plate (10). 2. Remove the stud screw (11) and re-attach the intermitte connecting rod (12) to the upper screw hole (14) of the intermittent presser arm F (13). BAS-341F, 342F... -
Page 45: Adjusting The Wiper
• If the index mark is not inside the mark when be displayed (when memory switch No.14 is on). Turn the machine pulley to move the index mark to the correct position and then start the sewing machine. 1965S BAS-341F, 342F... -
Page 46: Checking The Input Sensor And Dip Switch Input
Note You need to move the DIP switch while the power is still turned on in order to check the DIP switch operation. However, the power must always be turned off before DIP switch settings can be changed. BAS-341F, 342F... -
Page 47: Checking The Input Voltage
While pressing the R/W switch (1), turn on the power. This will clear all of the memory setting. Note This operation causes memory switch settings to be returned to their initial settings, and also clears all contents of the memory such as sewing datas. 1279S 1278S BAS-341F, 342F... -
Page 48: Dip Switch
Pneumatic reverse order when rising. Lowers in the order left work clamp, right work clamp, presser foot; Pneumatic reverse order when rising. Lowers in the order left and right work clamp, presser foot; reverse order Pneumatic when rising. BAS-341F, 342F... - Page 49 Fiber-type thread breakage detector device is ON, and DIP switch A - 8 is ON (available as an option) When using a 3-stage pedal If DIP switch A -2 is ON at the same time, the presser foot will drop at the same time that work clamp drop. Feeding speed is switched to high speed. BAS-341F, 342F...
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Page 50: Dip Switches Inside The Control Box
Controlled sewing area becomes 1200 mm X 400 mm For pneumatic type, set to ON when the connection has been changed so that the work clamp remains raised when the power is turned off. When using an air-driven intermittent work clamp BAS-341F, 342F... - Page 51 * When the motor operates in reverse to raise the needle, the thread take-up will stop at a position which is lower than its normal stopping position. As a result, the thread take-up will rise slightly at the sewing start, and this may result in the thread pulling out under certain conditions. BAS-341F, 342F...
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Page 52: Changing Special Functions And Using The Memory Switches
6. Once the program data has been read from the floppy disk, change to memory switch setting mode and then press the B.T SET switch (7). The buzzer will sound twice, and the current memory switch settings will be written to the floppy disk. BAS-341F, 342F... - Page 53 Test feeding is carried out at the same speed as normal sewing. (For checking feed operation) After sewing is finished, the work clamp automatically opens and closes once. (practice operation) memo-0F If memo-0E is ON, the work clamp opens and closes twice. BAS-341F, 342F...
- Page 54 Changes the split number automatically by using an external switch. (Use option connector P3 on memo-1E the operation panel.) Program number is changed automatically by using outside switch. (Use optional connector P3 on memo-1F the operation panel.) BAS-341F, 342F...
- Page 55 Use the programmer (option). Required controls for pressing motion and automatic stacking of sewing can be implemented according to various functions of the machine. For detail of the extended option output, please consult with your local Brother Sales Office. BAS-341F, 342F...
- Page 56 Note If sewing slippage occurs in places where a large sewing pitch is used, reduce the setting to 3. Furthermore, sewing slippage may occur in some cases if setting 1 is used. memo-3b memo-3c memo-3d memo-3E memo-3F BAS-341F, 342F...
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Page 57: Error Codes
Change the option output number. Thread breakage error detected by rotating-type E.80 Thread the upper thread. Sewing can then resume. thread breakage detector device. Upper thread breakage error detected by optical E.81 Thread the upper thread. Sewing can then resume. fiber-type sensor. BAS-341F, 342F... - Page 58 Turn off the power and check. E.F1 circuit board and main circuit board. Abnormal current detected in power supply circuit board. Turn off the power and contact a qualified service technician. E.F2 REFERENCE segment LED alphabet Panel display Text display BAS-341F, 342F...
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Page 59: Gauge Parts List According To Subclasses
13. GAUGE PARTS LIST ACCORDING TO SUBCLASSES 13. GAUGE PARTS LIST ACCORDING TO SUBCLASSES The following parts are available for the BAS-341F.342F for adding further flexibility to the range of applications. Model BAS-341F,342F Subclass Heavy materials Medium materials Part name... -
Page 60: Notes On The Processing And Production Of Plate Blanks
Please carry out the following points to chamfer the reverse side of the plate blank when using the plate blank for any supplementary processing of material. *Cross-section A-A’ Point at which to use Use fine sand paper sand paper, etc. or similar material to acquire a smooth surface for this section. 1969S 1970S BAS-341F, 342F... -
Page 61: Troubleshooting
Thread slips out of the Uneven upper thread Upper thread length Adjust the sub-tension. needle. length. Position of shuttle race Position of shuttle race Adjust the position of the thread guide is incorrect thread guide shuttle race thread guide BAS-341F, 342F... - Page 62 Needle is bent. Bent needle Replace the needle. Select the correct needle for Needle moves about. Needle and thread sewing conditions. Reduce the sewing speed Use the correct needle Needle is too thin. Needle and thread for the material. BAS-341F, 342F...
- Page 63 Lower thread tension is Lower thread tension Adjust the lower thread tightness. too weak. tension. Adjust the tension and Thread take-up spring Thread take-up spring height of the thread take- tension and height are tension and height up spring. incorrect. BAS-341F, 342F...
- Page 64 Adjust the tension of the Inadequate adjustment V belt using the tension Tension pulley position of V belt tension pulley Unstable needle stop position Refer to the details for [E. Electrical trouble 22] in the error code table. BAS-341F, 342F...
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Page 65: Options
Snap fastener and hook This attachment is for holding snap fasteners and hooks. attachment device ■ Needle thread presser device This allows the upper thread to be securely placed under the material for the first stitch at the sewing start. BAS-341F, 342F... -
Page 66: Needle Cooler
■ Air wiper device The thread wiper is driven by a pneumatic cylinder. ■ Allows the upper thread tension to be switched between two 2-step thread tension device settings at any position desired by using the programmer. BAS-341F, 342F... - Page 67 INSTRUCTION MANUAL 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone: 81-52-824-2177 151-V41,42 Printed in Japan SA1929-001 2002.11. H (1)