Brother BAS-326H-484, BAS-326H-484 SF Instruction Manual

BAS-326H-484 BAS-326H-484 SF
Please read this manual before using the machine. Please keep this manual within easy reach for quick reference.
DIRECT DRIVE
PROGRAMMABLE ELECTRONIC PATTERN SEWER <TREBLE HOOK>
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. Follow the instructions from training personnel and instructors regarding safe and correct operation before operating the machine so that you will know how to use it correctly.
BAS-326H-484, BAS-326H-484 SF

SAFETY INSTRUCTIONS

[1] Safety indications and their meanings

This instruction manual and the indications and symbols that are used on the machine itself are provided in order to ensure
safe operation of this machine and to prevent accidents and injury to yourself or other people.
The meanings of these indications and symbols are given below.
Indications
DANGER
The instructions which follow this term indicate situations where failure to follow the instructions will result in death or serious injury.
WARNING
CAUTION
Symbols
・・・・・・
・・・・・・
・・・・・・
The instructions which follow this term indicate situations where failure to follow the instructions could result in death or serious injury.
The instructions which follow this term indicate situations where failure to follow the instructions may result in minor or moderate injury.
This symbol ( ) indicates something that you should be careful of. The picture inside the triangle indicates the nature of the caution that must be taken. (For example, the symbol at left means “beware of injury”.)
This symbol ( ) indicates something that you must not do.
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-326H-484, BAS-326H-484 SF
i

[2] Notes on safety

Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outlet before opening the control box cover. Touching areas where high voltages are present can result in severe injury.
Do not allow any liquids to get onto this sewing machine, otherwise fire, electric shocks or operating problems may occur. If any liquid gets inside the sewing machine (machine head or control box), immediately turn off the power and disconnect the power plug from the electrical outlet, and then contact the place of purchase or a qualified technician.
DANGER
WARNING
CAUTION
Environmental requirements
Use the sewing machine in an area which is free from sources of strong electrical noise such as electrical line noise or static electric noise. Sources of strong electrical noise may cause problems with correct operation.
Any fluctuations in the power supply voltage should be within ±10% of the rated voltage for the machine. Voltage fluctuations which are greater than this may cause problems with correct operation.
The power supply capacity should be greater than the requirements for the sewing machine's power consumption. Insufficient power supply capacity may cause problems with correct operation.
Do not connect anything to the USB port other than the USB memory. If this is not observed, problems with operation may result.
Installation
Machine installation should only be carried out by a qualified technician.
Contact your Brother dealer or a qualified electrician for any electrical work that may need to be done.
The sewing machine weighs approximately 88 kg. The installation should be carried out by three or more people.
Do not connect the power cord until installation is complete. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result.
Hold the machine head with both hands when tilting it back or returning it to its original position. Furthermore, do not apply excessive force when tilting back the machine head. The sewing machine may become unbalanced and fall down, and serious injury or damage to the sewing machine may result.
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.
The pneumatic delivery capability should be greater than the requirements for the sewing machine's total air consumption. Insufficient pneumatic delivery capability may cause problems with correct operation.
The ambient temperature should be within the range of 5°C to 35°C during use. Temperatures which are lower or higher than this may cause problems with correct operation.
The relative humidity should be within the range of 45% to 85% during use, and no dew formation should occur in any devices. Excessively dry or humid environments and dew formation may cause problems with correct operation.
In the event of an electrical storm, turn off the power and disconnect the power cord from the wall outlet. Lightning may cause problems with correct operation.
All cords should be secured at least 25 mm away from any moving parts. Furthermore, do not excessively bend the cords or secure them too firmly with staples, otherwise there is the danger that fire or electric shocks could occur.
Install the safety covers to the machine head and motor.
If using a work table which has casters, the casters should be secured in such a way so that they cannot move.
Be sure to wear protective goggles and gloves when handling the lubricating oil and grease, so that they do not get into your eyes or onto your skin. If the oil and grease get into your eyes or onto your skin, inflammation can result. Furthermore, do not drink or eat the lubricating oil or grease. They may cause diarrhea or vomiting. Keep the oil out of the reach of children.
ii
BAS-326H-484, BAS-326H-484 SF
CAUTION
Sewing
To prevent problems, do not use objects with sharp points to operate the LCD panel.
This sewing machine should only be used by operators who have received the necessary training in safe use beforehand.
The sewing machine should not be used for any applications other than sewing.
Be sure to wear protective goggles when using the machine. If goggles are not worn, there is the danger that if a needle breaks, parts of the broken needle may enter your eyes and injury may result.
Turn off the power switch at the following times. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result.
When replacing the bobbin and needle
When not using the machine and when leaving the
machine unattended
Cleaning
Turn off the power switch before carrying out cleaning. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result.
If using a work table which has casters, the casters should be secured in such a way so that they cannot move.
Attach all safety devices before using the sewing machine. If the machine is used without these devices attached, injury may result.
Do not touch any of the moving parts or press any objects against the machine while sewing, as this may result in personal injury or damage to the machine.
If an error occurs in machine operation, or if abnormal noises or smells are noticed, immediately turn off the power switch. Then contact your nearest Brother dealer or a qualified technician.
If the machine develops a problem, contact your nearest Brother dealer or a qualified technician.
Be sure to wear protective goggles and gloves when handling the lubricating oil and grease, so that they do not get into your eyes or onto your skin. If the oil and grease get into your eyes or onto your skin, inflammation can result. Furthermore, do not drink or eat the lubricating oil or grease. They may cause diarrhea or vomiting. Keep the oil out of the reach of children.
Maintenance and inspection
Maintenance and inspection of the sewing machine should only be carried out by a qualified technician.
Ask your Brother dealer or a qualified electrician to carry out any maintenance and inspection of the electrical system.
Turn off the power switch and disconnect the power cord before carrying out the following operations. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result.
Inspection, adjustment and maintenance
Replacing consumable parts such as the rotary
hook
Disconnect the air hoses from the air supply and wait for the needle on the pressure gauge to drop to “0” before carrying out inspection, adjustment and repair of any parts which use the pneumatic equipment.
Hold the machine head with both hands when tilting it back or returning it to its original position. Furthermore, do not apply excessive force when tilting back the machine head. The sewing machine may become unbalanced and fall down, and serious injury or damage to the sewing machine may result.
If the power switch needs to be left on when carrying out some adjustment, be extremely careful to observe all safety precautions.
When replacing parts and installing optional accessories, be sure to use only genuine Brother parts. Brother will not be held responsible for any accidents or problems resulting from the use of non-genuine parts.
If any safety devices have been removed, be absolutely sure to re-install them to their original positions and check that they operate correctly before using the machine.
To prevent accidents and problems, do not modify the machine yourself. Brother will not be held responsible for any accidents or problems resulting from modifications made to the machine.
BAS-326H-484, BAS-326H-484 SF
iii

[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 have been removed or are difficult to read, please contact your nearest Brother dealer.
1
2
3
4
Be careful not to get your hand caught when tilting back the machine head and returning it to its original position.
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.
.
*Safety devices Devices such as eye guard, finger guard,
thread take-up cover, side cover, rear cover, solenoid cover, inner cover, outer cover, fixed cover and gas spring support cover
8
5
6
7
iv
Direction of operation
Be careful to avoid injury from moving parts.
Do not hold, otherwise problems with operation or injury may occur.
BAS-326H-484, BAS-326H-484 SF
Rear cover
Solenoid cover
Side cover
Thread take-up cover
Inner cover L Outer cover Fixed cover
Eye guard
Finger guard
Inner cover R Outer cover Fixed cover
Gas spring support cover
BAS-326H-484, BAS-326H-484 SF
3730B
v

CONTENTS

1. NAMES OF MAJOR PARTS ................ 1
2. SPECIFICATIONS ................................ 2
3. INSTALLATION.................................... 3
3-1. Table processing diagram ................................ 3
3-2. Installing the control box................................... 4
3-3. Installing the oil pan.......................................... 4
3-4. Installing the machine head.............................. 5
3-5. Installing the LCD panel ................................... 8
3-6. Installing the two-pedal foot switch ................. 9
3-7. Connecting the cords........................................ 9
3-8. Connecting the ground wire.............................. 13
3-9. Connecting the power cord............................... 14
3-10. Installing the cotton stand...............................17
3-11. Installing the pneumatic unit ........................... 18
3-12. Adjusting the speed controller ........................ 19
3-13. Installing the eye guard .................................. 20
3-14. Installing the side cover and rear cover.......... 20
3-15. Lubrication ...................................................... 21
3-16. Installing the machine head fixing bolt ........... 22
3-17. Checking the machine head switch................ 22
4. PREPARATION BEFORE SEWING.....23
4-1. Installing the needle.......................................... 23
4-2. Threading the upper thread .............................. 24
4-3. Winding the lower thread..................................26
4-4. Installing the bobbin case................................. 27
4-5. Installing the anti-spin spring............................ 28
4-6. Thread tension.................................................. 28
4-6-1. Lower thread tension ............................... 28
4-6-2. Upper thread tension ............................... 29
4-7. Starting up ........................................................29
5. SEWING................................................30
5-1. Sewing .............................................................. 30
5-2. Using the STOP switch..................................... 31
6. CLEANING ...........................................32
6-1. Cleaning the rotary hook...................................32
6-2. Cleaning the control box air inlet ports .............32
6-3. Draining the oil ..................................................33
6-4. Checking the regulator......................................33
6-5. Cleaning the eye guard.....................................33
6-6. Checking the needle .........................................33
6-7. Lubrication.........................................................33
7. STANDARD ADJUSTMENTS ..............34
7-1. Checking the machine head switch ..................34
7-2. Adjusting the sensitivity of the thread
breakage sensor...............................................35
7-3. Thread take-up spring.......................................36
7-4. Arm thread guide R...........................................36
7-5. Adjusting the needle and rotary hook timing.....37
7-6. Adjusting the needle clearance.........................37
7-7. Adjusting the thread take-up amount................38
7-8. Adjusting the clearance between the
inner hook and the hook stopper......................38
7-9. Replacing the movable and fixed knives ..........39
7-10. Adjusting the position of the movable knife ....40
7-11. Adjusting the engagement of the movable
knife and fixed knife .......................................41
7-12. Installing the feed plate ...................................42
7-13. Adjusting the thread wiper ..............................44
7-14. Intermittent presser foot installation position
(-484 SF specifications only) ........................44
7-15. Adjusting the intermittent presser foot
(-484 SF specifications only) ........................45
7-16. Adjusting the work clamp lift amount ..............47
7-17. Adjusting the air pressure ...............................47
7-18. If processing the work clamps and the feed
plate to a shape that matches the sewing
pattern.............................................................48
8. LIST OF ERROR CODES.....................49
9. TROUBLESHOOTING.......................... 55
BAS-326H-484, BAS-326H-484 SF

1. NAMES OF MAJOR PARTS

1. NAMES OF MAJOR PARTS
(1) Power switch (2) Control box (10) Finger guard (3) LCD panel (11) Eye guard (4) Work clamp switch (12) Thread take-up cover (5) Start switch (13) Rear cover (6) STOP switch (7) Pulley (8) Cotton stand (9) Solenoid valve
<BAS-326H-484>
<BAS-326H-484 SF>
3731B
Safety devices:
BAS-326H-484, BAS-326H-484 SF
1

2. SPECIFICATIONS

2. SPECIFICATIONS
Sewing machine Lock stitch pattern tacking sewing machine
Stitch formation Single needle lock stitch
Max. sewing speed 2,200 sti/min
Max. sewing area (XxY) 220 x 100 mm
Feed mechanism Intermittent feed, pulse motor drive
Stitch length
Maximum No. of stitches 20,000 stitches (per program)
No. of sewing data items that can be stored
Work clamp lift method
Work clamp height Max. 27.5 mm
Intermittent presser foot lift amount Intermittent presser foot stroke
Hook Treble hook
999 (Internal memory, SD card, USB memory) (*1)
2 4.5 mm, 4.5 10 mm or 0 (Default setting 3 mm) (*2)
0.05 12.7 mm
Pneumatic cylinder method
Separate-type work clamp
19.5 mm (*2)
With intermittent presser foot
3714B
Wiper device Standard equipment
Thread trimmer Standard equipment
Thread take-up device Standard equipment
Cycle programs 30
Motor 550 W AC servo motor
Weights
Power source
Air pressure 0.5 MPa 1.8 l/min.
(*1) The number of data items and stitches that can be stored will vary depending on the number of stitches in each
program. No guarantees of operation can be given for any media.
(*2) Only applicable to -484 SF specifications.
(For single-phase 110 V and three-phase 380 V/400 V, the trans box is required.)
Machine head Approx. 88 kg, LCD panel Approx. 0.8 kg
Control box 9 kg (Differs depending on destination)
Single-phase 110V / 220V / 230V, 3-phase 220V / 380V / 400V
BAS-326H-484, BAS-326H-484 SF
2

3. INSTALLATION

3. INSTALLATION
CAUTION
Machine installation should only be carried out by a qualified technician.
Contact your Brother dealer or a qualified electrician for any electrical work that may need to be done.
The sewing machine head weighs approximately 88kg. The installation should be carried out by three or more people.
Do not connect the power cord until installation is complete. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result.
Hold the machine head with both hands when tilting it back or returning it to its original position. Furthermore, do not apply excessive force when tilting back the machine head. The sewing machine may become unbalanced and fall down, and serious injury or damage to the sewing machine may result.
All cords should be secured at least 25 mm away from any moving parts. Furthermore, do not excessively bend the cords or secure them too firmly staples, otherwise there is the danger that fire or electric shocks could occur.
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.
Install the safety covers to the machine head and motor.

3-1. Table processing diagram

The thickness of the table should be at least 40 mm, and it should be strong enough to bear the weight and vibration of the sewing machine.
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.
BAS-326H-484, BAS-326H-484 SF
3679B
3
3. INSTALLATION

3-2. Installing the control box

Operator

3-3. Installing the oil pan

Remove the six screws (1), and then remove the control box cover (2). (3) Control box (4) Bolts [4 pcs.] (5) Plain washers [4 pcs.] (6) Spring washers [4 pcs.] (7) Nuts [8 pcs.]
3033B
(8) Power switch (9) Wood screws [2 pcs.] (10) Staples [4 pcs.]
1841B
(1) Oil pan (2) Nails [6 pcs.] (3) Waste oil tank
3034B
4
BAS-326H-484, BAS-326H-484 SF

3-4. Installing the machine head

3. INSTALLATION
(1) Pins [2 pcs.] (2) Set screws [2 pcs.] (3) Hinge rubber assemblies [2 pcs.]
Place the machine head gently on top of the oil pan.
Pulse motor
Approx. 20 mm
Approx. 20 mm
NOTE:
Be careful not to get the cords clamped between the machine head and the oil pan.
When holding the machine head, do not hold it by the pulse motor. This may cause problems with operation of the pulse motor.
3690B
(4) Hinge holders [2 pcs.] (5) Bolts [4 pcs.] (6) Plain washers [4 pcs.] (7) Nuts [4 pcs.] (8) Head rest (9) Bolts with washer [4 pcs.]
3691B
BAS-326H-484, BAS-326H-484 SF
5
3. INSTALLATION
Needle plate
Work clamp arm
3431B
3432B
3521B
(10) Auxiliary plate (11) Bolts with washer [8 pcs.]
Loosen the eight bolts with washer (11), and adjust so that the auxiliary plate (10) is 0 to 0.5 mm above the needle plate.
NOTE:
Install the auxiliary plate (10) so that it is horizontal. If the auxiliary plate (10) is lower than the needle plate, the feed plate may get caught on the needle plate.
Move the work clamp arm all the way to the right when looking from the front of the sewing machine (the direction of the arrow in the illustration), and then gently tilt back the machine head.
NOTE:
Three or more people should tilt back the machine head, and it should be tilted gently while being held with both hands.
Be careful not to clamp any items such as screwdrivers under the cushion when tilting back the machine head.
(12) Bobbin winder tension assembly (13) Set screw [1 pc.]
6
BAS-326H-484, BAS-326H-484 SF
3534B
3. INSTALLATION
(14) Gas spring holders [2 pcs.] (15) Spacer (16) Bolt (17) Nut (18) Gas spring (19) Shaft collars [2 pcs.] (20) Gas spring shaft D
Be sure to install so that the side with “UP” on it is facing upward.
(21) Plain washers [2 pcs.] (22) Retaining rings E [2 pcs.] (23) Bolts [2 pcs.] (24) Plain washers (medium) [2 pcs.] (25) Plain washers (large) [2 pcs.] (26) Spring washers [2 pcs.] (27) Nuts [2 pcs.] (28) Gas spring shaft U (29) Retaining rings E [2 pcs.] (30) Plain washers (small) [2 pcs.] (31) Absorber setting plate (32) Bolts with washer [2 pcs.]
(33) Gas spring support cover (34) Bolts with washer [6 pcs.]
3692B
BAS-326H-484, BAS-326H-484 SF
7
3. INSTALLATION

3-5. Installing the LCD panel

3536B
Gently return the machine head to its original position.
1. Remove the two screws (35), and then temporarily remove the machine head switch assembly (36).
2. Use the two screws (35) which were removed to install the machine head switch assembly (36) in the position shown in the illustration.
3. Check that the machine head switch as turned on as shown in figure [A].
* If the machine head switch is not
turned on, adjust the installation position while referring to “3-17. Checking the machine head switch”.
(1) Cradle (2) Rubber cushion (3) Wood screws [4 pcs.] (4) Setting plate (5) Flat screws [4 pcs.] (6) LCD panel (7) Staples [2 pcs.]
8
• Pass the cord of the LCD panel (8) through the table hole, and then insert it into the (PANEL) connector (9) on the side of the control box.
• Tighten the four wood screws (3) so that the thickness of the rubber cushion (2) is 5 mm.
3554B
BAS-326H-484, BAS-326H-484 SF

3-6. Installing the two-pedal foot switch

3693B

3-7. Connecting the cords

.
3. INSTALLATION
(1) Two-pedal foot switch (2) Conversion harness
Connect the connector for the two-pedal foot switch (1) to the conversion harness (2). Insert the conversion harness (2) into the P15 (PEDAL) connector on the main board. (Refer to "3-7. Connecting the cords".) * Be sure to make the ground connection. (Refer to “3-8.
Connecting the ground wire”.)
<Two-pedal foot switch operating method> When the work clamp switch (left) is depressed, both work clamps are lowered, and when the start switch (right) is depressed, the sewing machine starts sewing. * The work clamp lowering method can be changed using
memory switch No. 002. (Refer to "2-2. List of memory switch settings" in the "LCD Panel/Operation Panel" Instruction Manual.)
Work clamp switch (2-step)
Start switch
4923Q
1. Gently tilt back the machine head.
2. Pass the cord bundle through the hole in the work table.
3. Loosen the two screws (1), and then open the cord presser plate (2) in the direction of the white arrow and pass the cord bundle through the opening.
4. Securely connect the connectors as indicated in the table below.
(Refer to the next page.)
NOTE:
• Check that the connector is facing the
correct way, and then insert it firmly until it locks into place.
• Secure the cables with cable ties and
cord clamps, while being careful not to pull on the connector.
3694B
BAS-326H-484, BAS-326H-484 SF
9
3. INSTALLATION
< Main board >
3695B
X pulse motor encoder [5-pin] White P17 (X-ENC) (2) Y pulse motor encoder [5-pin] Blue P18 (Y-ENC) (2) Intermittent presser foot pulse motor encoder [5-pin] Black *1 P19 (P-ENC) (2) Machine head switch [3-pin] P14 (HEAD-SW) (2) Conversion harness (two-pedal foot switch) [7-pin] White P15 (PEDAL) (2) Machine head memory [6-pin] P16 (HEAD-M) (2) Thread trimmer solenoid [6-pin] P2 (SOL1) (1) Tension release solenoid [4-pin] P3 (SOL2) (1) X pulse motor [4-pin] White P21 (XPM) (1) Y pulse motor [4-pin] Blue P22 (YPM) (1) Intermittent presser foot pulse motor [4-pin] Black *1 P23 (PPM) (1) Home position sensor [12-pin] White P8 (SENSOR1) (2) (3) STOP switch [6-pin] White P9 (HEAD) (2) (3) Valve harness [12-pin] P35 (EX-OUT1) (2) (3) Upper thread breakage detector [2-pin] White P36, P9(HEAD) (2) (3) Thread trimming cylinder sensor harness [16-pin] P10 (EX-IN1) (2) (3)
Connectors
Lock the cord clamp securely.
<Removal>
Press the tab.
<Securing>
Connection location on
main board
Cord clamps /
cable ties
NOTE: Route the X, Y and Iintermittent presser foot pulse motor harnesses so that they do not touch the power supply board
at the bottom of the control box.
*1: Only applicable to -484 SF specifications.
10
BAS-326H-484, BAS-326H-484 SF
< Motor board >
3537B
Connectors
Upper shaft motor [4-pin] Synchronizer [10-pin]
BAS-326H-484, BAS-326H-484 SF
3538B
3. INSTALLATION
Lock the cord clamps securely.
Connection location on
motor board
UVW P11SYNC
Cord clamps
(4)
(2) (3)
5. Close the cord presser plate (6) in the direction of the white arrow, and secure it by tightening the two screws (5).
NOTE:
Close the cord presser plate (6) securely so that no foreign objects, insects or small animals can get inside the control box.
6. Check that the cords do not get pulled, and then gently return the machine head to its original position.
11
3. INSTALLATION
3557B
(PANEL)
Connector D-sub connector
LCD panel [9-pin] (PANEL)
12
BAS-326H-484, BAS-326H-484 SF
3. INSTALLATION

3-8. Connecting the ground wire

CAUTION
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.
(1) Ground wire from the machine head (2) Ground wires from two-pedal foot switch harness (2 wires)
Tighten the control box cover with the six screws. Check that the cords are not clamped by the cover at this time.
3696B
NOTE: Make sure that the ground connections are secure in order to ensure safety.
BAS-326H-484, BAS-326H-484 SF
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