Brother BAS-300G-484/484SF Instruction Manual
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Brother BAS-300G-484/484SF Instruction Manual

Instruction manual - english
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BAS-300G-484
BAS-300G-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>
INSTRUCTION MANUAL

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Summary of Contents for Brother BAS-300G-484/484SF

  • Page 1 BAS-300G-484 INSTRUCTION MANUAL BAS-300G-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>...
  • Page 2 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.

  • Page 3: Safety Instructions

    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.
  • Page 4 [2] Notes on safety DANGER 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 will result in serious injury from electric shocks.

  • Page 5: Maintenance And Inspection

    CAUTION Sewing This sewing machine should only be used by If using a work table which has casters, the casters operators who have received the necessary training should be secured in such a way so that they cannot in safe use beforehand. move.
  • Page 6 [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. *Safety devices Devices such as eye guard, finger guard, thread take-up cover, motor...
  • Page 7 Motor cover Tension release solenoid cover Solenoid cover Inner cover L Outer cover Fixed cover L Motor cover L Thread take-up cover Inner cover R Outer cover Fixed cover R Eye guard Motor cover R Finger guard Hook cover Gas spring support cover 4630M 4631M BAS-300G-484, BAS-300G-484 SF...

  • Page 8: Table Of Contents

    CONTENTS 1. NAMES OF MAJOR PARTS ....5. USING THE OPERATION PANEL (BASIC OPERATIONS)....... 2. SPECIFICATIONS ........ 5-1. Name and function of each operation 3. INSTALLATION ........panel item ............26 3-1. Table processing diagram ........ 3 5-2. Loading sewing data......... 28 3-2.
  • Page 9 8. SEWING..........11. TABLE OF ERROR CODES ....8-1. Sewing .............. 50 12. TROUBLESHOOTING ....... 8-2. Using the STOP switch........51 13. 7-SEGMENT DISPLAY ...... 8-3. Using the thread wiper switch......51 9. CLEANING ........... 9-1. Cleaning the rotary hook ........52 9-2.

  • Page 10: Names Of Major Parts

    1. NAMES OF MAJOR PARTS 1. NAMES OF MAJOR PARTS <BAS-300G-484 SF> <BAS-300G-484> 4632M Safety devices: (1) Power switch (2) Control box (12) Finger guard (3) CF slot (13) Eye guard (4) Operation panel (14) Thread take-up cover (5) Work clamp switch (15) Motor cover (6) Start switch (16) Solenoid cover...

  • Page 11: Specifications

    2. SPECIFICATIONS 2. SPECIFICATIONS With intermittent presser foot 4633M 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) 130 x 60 mm Feed mechanism Intermittent feed, pulse motor drive 0.05 −...

  • Page 12: Installation

    3. INSTALLATION 3. INSTALLATION CAUTION Machine installation should only be carried out by a All cords should be secured at least 25 mm away from qualified technician. any moving parts. Furthermore, do not excessively bend the cords or secure them too firmly staples, Contact your Brother dealer or a qualified electrician otherwise there is the danger that fire or electric for any electrical work that may need to be done.

  • Page 13: Installing The Control Box

    3. INSTALLATION 3-2. Installing the control box Remove the eight 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.] 1840B (8) Power switch (9) Wood screws [2 pcs.]...

  • Page 14: Installing The Machine Head

    3. INSTALLATION 3-4. Installing the machine head (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 and the rubber cushions. NOTE: Pulse motor •...
  • Page 15 3. INSTALLATION (10) Auxiliary plate (11) Bolts with washer [4 pcs.] Loosen the four bolts with washer (11), Needle plate 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.
  • Page 16 3. INSTALLATION (12) Gas spring holders [2 pcs.] (13) Spacer (14) Bolt (15) Nut (16) Gas spring (17) Shaft collars [2 pcs.] (18) Gas spring shaft D Be sure to install so (19) Plain washers [2 pcs.] that the side with “UP” on it is facing upward.
  • Page 17 3. INSTALLATION Oil pan 4641M • Gently return the machine head to its original position. • Loosen the screw (30). Move the machine head switch (31) to the position shown in the illustration, and then secure the machine head switch (31) with the screw (30) and the accessory M3x16 screw (32). •...

  • Page 18: Tilting The Sewing Machine Head

    3. INSTALLATION 3-5. Tilting the sewing machine head <CAUTION> 4642M 4643M 1. Move the presser arm assembly (1) as far as it will go in the direction of the arrow in the illustration (to the right when looking from the front of the sewing machine). 2.

  • Page 19: Installing The Pneumatic Unit

    3. INSTALLATION 3-7. Installing the pneumatic unit 1. Install the pneumatic unit underneath the work table. (1) Solenoid valve assembly (2) Washers [2 pcs.] (3) Wood screws [2 pcs.] (4) Rubber hose NOTE: Make sure that the pneumatic unit does not touch the control box or the work table leg.

  • Page 20: Adjusting The Speed Controller

    3. INSTALLATION 3-8. Adjusting the speed controller <Adjusting the lifting and lowering speeds for the work clamp> You can adjust the lifting and lowering speeds for the work clamps using the knobs (1) and (2) on valves 1 and 2. Valve 1 adjusts the right work clamp (3), and valve 2 adjusts the left work clamp (4).

  • Page 21: Connecting The Cords

    3. INSTALLATION 3-9. Connecting the cords 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 arrow and pass the cord bundle through the opening together with the following cords.
  • Page 22 3. INSTALLATION <Power supply motor P.C. board> <Removing> Press the tab. <Securing> <PMD P.C. board> NOTE: Route the X, Y and work clamp pulse motor harnesses so that they do not touch the PMD P.C. Be sure to make the ground connection. (Refer to "3-10.

  • Page 23: Connecting The Ground Wire

    3. INSTALLATION 5. Close the cord presser plate (2) in the direction of the left arrow, and secure it by tightening the two screws (1). NOTE: Close the cord presser plate (2) securely so that no foreign objects, insects or small animals can get inside the control box.

  • Page 24: Connecting The Power Cord

    3. INSTALLATION 3-11. Connecting the power cord 1. Attach an appropriate plug to the power cord (1). (The green and yellow wire is the ground wire.) 2. Insert plug into properly-grounded AC power supply. * The inside of the control box uses single-phase power.

  • Page 25: Installing The Eye Guard

    3. INSTALLATION 3-13. Installing the eye guard CAUTION Attach all safety devices before using the sewing machine. If the machine is used without these devices attached, injury may result. (1) Screw (loosen) (2) Eye guard (tilt forward) (3) Eye guard assembly (4) Plain washers [2 pcs.] (5) Screws [2 pcs.] After installing the eye guard assembly...

  • Page 26: Installing The Motor Cover

    3. INSTALLATION 3-14. Installing the motor cover (1) Motor cover R 4653M (2) Screws [4 pcs.] (3) Motor cover L (4) Screws [4 pcs.] (5) Motor cover (6) Screws [2 pcs.] (7) Solenoid cover (8) Screws [2 pcs.] (9) Screws [2 pcs.] NOTE: Be careful not to clamp the cords when installing the motor cover and the...

  • Page 27: Lubrication

    3. INSTALLATION 3-15. Lubrication CAUTION Do not connect the power cord until lubrication is complete. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result. 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.

  • Page 28: Installing The Machine Head Fixing Bolt

    3. INSTALLATION 3-16. Installing the machine head fixing bolt When transporting the sewing machine, secure the machine head to the table with the machine head fixing bolt. (1) Plain washer (2) Machine head fixing bolt NOTE: When operating the sewing machine, remove the machine head fixing bolt.

  • Page 29: Preparation Before Sewing

    4. PREPARATION BEFORE SEWING 4. PREPARATION BEFORE SEWING 4-1. Installing the needle CAUTION Turn off the power switch before installing the needle. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result. 1.

  • Page 30: Foot Switch Operating Method

    4. PREPARATION BEFORE SEWING <Threading mode> Threading mode is safe because the sewing machine will not start even when the foot switch is depressed. Turn on the power switch. 4421Q Press the THREAD/CLAMP key. All indicators switch off • The work clamp (and the intermittent presser foot*) will be lowered.

  • Page 31: Winding The Lower Thread

    4. PREPARATION BEFORE SEWING 4-4. Winding the lower thread CAUTION Do not touch any of the moving parts or press any objects against the machine while winding the lower thread. Injury or damage to the sewing machine may result. 1. Place the bobbin onto the bobbin winder shaft (1). 4662M 2.

  • Page 32: Installing The Bobbin Case

    4. PREPARATION BEFORE SEWING 4-5. Installing the bobbin case CAUTION Turn off the power switch before installing the bobbin case. If the foot switch is depressed by mistake, the sewing machine might start operating and injury could result. 4664M 4665M Pull 3230Q 1.

  • Page 33: Thread Tension

    4. PREPARATION BEFORE SEWING 4-7. Thread tension [Thread tension reference] Upper thread #4 or similar Lower thread #4 or similar 3.0 − 3.5 Upper thread tension (N) 1.2 − 1.5 Lower thread tension (N) 0.3 − 0.6 Pre-tension (N) Needle DP x 17 #25 Normal sewing speed 1,300 sti/min...

  • Page 34: Home Position Detection

    4. PREPARATION BEFORE SEWING 4-8. Home position detection Before starting home position detection, check that the 4667M needle bar is at its highest position. Turn the pulley (1) in the direction of the arrow until the ridge at the bottom of the thread take-up (2) is aligned with mark on the arm.

  • Page 35: Using The Operation Panel (Basic Operations)

    5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-1. Name and function of each operation panel item 4435Q (1) Power indicator Illuminates when the power is turned on. (2) CAUTION indicator Illuminates when an error occurs. (3) RESET key Used to reset errors.
  • Page 36 5. USING THE OPERATION PANEL (BASIC OPERATIONS) 4435Q (12) SPEED indicator Illuminates when the SELECT key (15) is pressed to shown the sewing speed setting. (13) COUNTER indicator Illuminates when the SELECT key (15) is pressed to shown the lower thread or production counter setting. (14) SPLIT No.

  • Page 37: Loading Sewing Data

    5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-2. Loading sewing data Refer to "7-1. Notes on handling CF cards (sold separately)" for details on using CF cards. With the power turned off, insert the CF card into the CF slot. NOTE: •...

  • Page 38: Setting The X-Scale And Y-Scale

    5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-4. Setting the X-scale and Y-scale The scales are set to 100 (%) at the time of shipment from the factory. 1. Press the SELECT key (1) so that the X-SCALE indicator (2) (for X-scale setting) or the Y-SCALE indicator (3) (for Y-scale setting) is illuminated.

  • Page 39: Checking The Sewing Pattern

    5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-6. Checking the sewing pattern Use test feed mode to check the needle movement with only the feed mechanism operating. Check that the needle hole does not come out from the frame of the work clamp. Press the TEST key.

  • Page 40: Setting The Height Of The Intermittent Presser Foot (-484 Sf Specifications Only)

    5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-7. Setting the height of the intermittent presser foot (-484 SF specifications only) You can use the operation panel to change the setting value for the intermittent presser foot height. Press the THREAD/CLAMP key. All indicators switch off The sewing machine will switch to threading mode.

  • Page 41: Using The Operation Panel (Advanced Operations)

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-1. List of advanced functions While holding down the TEST key, press the corresponding combination key. 4488Q Memory switch setting mode Refer to "6-2. Setting memory switches". 4489Q Lower thread counter setting mode Refer to "6-4.

  • Page 42: Setting Memory Switches

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-2. Setting memory switches While pressing the SELECT key, turn on the power switch. * Keep pressing the SELECT key until the model name All indicators switch off is displayed and the buzzer beeps once. With the power turned on, press the TEST key and the TENSION/WIND key simultaneously.

  • Page 43: List Of Memory Switch Settings

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-3. List of memory switch settings Setting Setting items Initial value range Work clamp lift timing after sewing is completed Lifts at the final stitch position. Lifts after moving to the sewing start position. Separate-type work clamp drop operation (pneumatic work clamp specifications) Left and right work clamp drop at the same time.

  • Page 44: Using The Lower Thread Counter

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-4. Using the lower thread counter If you use the lower thread counter to set the number of articles which can be sewn with the amount of lower thread available, you can stop the lower thread running out in the middle of sewing a pattern. <Setting defaults>...

  • Page 45: Using The Production Counter

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-5. Using the production counter <Setting the counter value> While pressing the TEST key, press the key. • The counter value that was previously set will appear as a 7-digit number in the PROGRAM No. display and the menu display.

  • Page 46: Setting The Split Number

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-6. Setting the split number If split data (data that causes sewing to pause) exists within a single program, the numbers that are used to specify the patterns that are separated by split data are called split numbers.

  • Page 47: Using User Programs

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-7. Using user programs Up to 50 different combinations of settings including program no., X-scale, Y-scale, sewing speed, work clamp height and intermittent presser foot height can be memorized as user programs (U1 to U50). If you are sewing certain patterns over and over again, it is useful to record the settings for these patterns into a user program.
  • Page 48 6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) Next, set the intermittent presser foot height. * This setting is only applicable to -484 SF specifications. For -484 specifications, proceed to step 7. Press the SELECT key. Press the key to set the intermittent presser foot height to be recorded.
  • Page 49 6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) <Setting method> 1. Press the key (1) to select the user program number that you would like to use. • If the user program number is flashing, depress the work clamp switch (2) to lower the work clamp, and then depress the start switch (3).

  • Page 50: Using Cycle Programs

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-8. Using cycle programs Sewing patterns that have been recorded in user programs can be recorded in up to nine cycle programs (C-1 to C-9). One cycle program can contain up to a maximum of fifteen steps. When sewing the sewing patterns in numerical order, it can be useful to record them in a cycle program beforehand.
  • Page 51 6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) To record another cycle program, repeat steps 2 to 4. End cycle program recording mode. Press the TEST key. This completes the recording of cycle programs. • The cycle program number will flash in the PROGRAM No.

  • Page 52: Direct Selection (Combination Table)

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) <Clearing method> While pressing the TEST key, press the SELECT key. • Switch to user program recording mode. Check that the menu indicators are flashing. 4970Q TEST indicator illuminates, MENU indicator flashes Press a function key from F1 to F4. •...

  • Page 53: And Y Parallel Movement Of Sewing Pattern

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-10. X and Y parallel movement of sewing pattern You can move the feed mechanism to the desired position to move an already-programmed sewing pattern in a parallel direction up, down or to the left or right. 1.

  • Page 54: Clearing Memory Data (Reinitialization)

    6. USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-11. Clearing memory data (reinitialization) If the sewing machine stops operating normally, the cause may be that an incorrect memory setting may have been made by means of the memory switch, for instance. In such cases, normal operation may be restored if the memory data is reinitialized.

  • Page 55: Using Cf Cards

    7. USING CF CARDS 7. USING CF CARDS 7-1. Notes on handling CF cards (sold separately) • Use a CF card with a memory capacity of 32, 64, 128, 256, 512 MB, 1GB or 2GB. (CF cards with a capacity of more than 2GB are not supported.) •...

  • Page 56: Data Read/Write Mode

    7. USING CF CARDS 7-3. Data read/write mode With the power turned off, insert the CF card into the CF slot. NOTE: • Make sure the CF card is facing the correct way. • Always be sure to keep the cover closed except when inserting and removing the CF card.

  • Page 57: Reading All Sewing Data From The Cf Card At Once

    7. USING CF CARDS The sewing data that can be used with this sewing machine is data that has been created for the BAS-300G series. Only valid when using an optional floppy disk drive. Sewing data for the BAS-300 series, BAS-300A series and BAS-300E/F series can be read. Refer to the instruction manual for the programmer for details of expansion option output.

  • Page 58: Writing All Sewing Data To The Cf Card At Once

    7. USING CF CARDS 7-3-2. Writing all sewing data to the CF card at once Select the [ w 2] data read/write mode. 4578Q Press the R/W key. • [SEd-] will change to [ ALL]. * If you press the key to select the program numbers that you would like to write and then continue to carry out the following procedure, you can write the...

  • Page 59: Sewing

    8. SEWING 8. SEWING WARNING 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.

  • Page 60: Using The Stop Switch

    8. SEWING 8-2. Using the STOP switch If you press the STOP switch (1) while sewing or test feeding is in progress, the CAUTION indicator (2) will illuminate and the sewing machine will stop immediately. <Clearing> 2264B 1. Press the RESET key (3). •...

  • Page 61: Cleaning

    9. CLEANING 9. CLEANING CAUTION 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. 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.

  • Page 62: Draining The Oil

    9. CLEANING 9-3. Draining the oil 1. Remove and empty the waste oil tank (1) whenever it is full. 2. After emptying the waste oil tank (1), screw it back into its original position. 2550Q 9-4. Checking the regulator 1. If water collects in the bottle of the regulator (1), close the air cock (2), and then turn the drain cock (3) in the direction of the arrow to drain the water.

  • Page 63: Standard Adjustments

    10. STANDARD ADJUSTMENTS 10. STANDARD ADJUSTMENTS CAUTION Maintenance and inspection of the sewing machine Hold the machine head with both hands when tilting it should only be carried out by a qualified technician. back or returning it to its original position. In addition, do not apply excessive force when tilting back the machine head.

  • Page 64: Thread Take-Up Spring

    10. STANDARD ADJUSTMENTS 10-3. Thread take-up spring Thread take-up spring 4 − 7 height (mm) Thread take-up spring 1.0 − 1.2 tension (N) <Thread take-up spring height> Loosen the set screw (1) and turn the adjuster to adjust. Higher Lower 4682M <Thread take-up spring tension>...

  • Page 65: Adjusting The Needle Bar Lift Amount

    10. STANDARD ADJUSTMENTS 10-5. Adjusting the needle bar lift amount 4667M 4685M 4686M 4687M Turn the pulley (1) by hand in the direction of the arrow to raise the needle bar from the lowest position until the lowest reference line on the needle bar (reference line B) is aligned with the lower edge of the needle bar bush (2), and then loosen the two set screws (4) and move the rotary hook to adjust so that the rotary hook tip (3) is aligned with the center of the needle.

  • Page 66: Adjusting The Thread Take-Up Amount

    10. STANDARD ADJUSTMENTS 10-7. Adjusting the thread take-up amount Less thread More thread Thread take-up amount (stroke) 3202Q 4689M At the time of shipment from the factory, the thread take-up amount (stroke) of the thread take-up lever (1) is adjusted to the standard amount of 5 mm.

  • Page 67: Replacing The Movable And Fixed Knives

    10. STANDARD ADJUSTMENTS 10-9. Replacing the movable and fixed knives 4691M 1. Loosen the two bolts (1) and then remove the feed plate (2). 2. Open the hook cover, remove the two screws (3) and the two flat screws (4), and then remove the needle plate (5). 4692M 4693M 3.

  • Page 68: Adjusting The Standby Position Of The Movable Knife

    10. STANDARD ADJUSTMENTS 10-10. Adjusting the standby position of the movable knife 4695M 1. Remove the top cover, the motor cover and the solenoid cover, and then tilt back the machine head. 2. Turn the pulley (1) by hand in the direction of the arrow to move the needle bar to its lowest position. 3.
  • Page 69 10. STANDARD ADJUSTMENTS 7. While pressing the key (10), turn on the power switch. * After the model name is displayed, keep pressing the key (10) until the buzzer sounds. The check code will appear in the PROGRAM No. display (11), and the abbreviation for the output name will appear in the menu display (12).

  • Page 70: Adjusting The Engagement Of The Movable Knife And Fixed Knife

    10. STANDARD ADJUSTMENTS 10-11. Adjusting the engagement of the movable knife and fixed knife <1> 4699M Knife Knife Knife Knife 4700M 3211Q A. Once the movable knife (1) and fixed knife (2) are overlapping as shown in Fig. <1>, tighten the screw (3). B.

  • Page 71: Installing The Feed Plate

    10. STANDARD ADJUSTMENTS 10-12. Installing the feed plate While pressing the THREAD/CLAMP key, turn on the power All indicators switch off switch. * Keep pressing the THREAD/CLAMP key until the model name is displayed and the buzzer beeps once. • "CLMP" will appear in the menu display. MENU indicator switches off 5005Q 4421Q...

  • Page 72: Adjusting The Thread Wiper

    10. STANDARD ADJUSTMENTS 10-13. Adjusting the thread wiper 4702M Open Close Approx. 2mm Approx. 3mm 4704M 4703M 4705M 1. Close the air cock (1). 2. Loosen the two screws (4) and shift the entire solenoid setting plate (5) up or down to adjust so that the thread wiper (3) is 15 mm in front of the needle center when the thread wiper cylinder (2) is pushed up to its full stroke.

  • Page 73: Changing The Intermittent Stroke (-484 Sf Specifications Only)

    10. STANDARD ADJUSTMENTS 10-15. Changing the intermittent stroke (-484 SF specifications only) The intermittent stroke can be adjusted to within 2 − 10 mm by adjusting the position of the stepping clamp connecting rod and changing the installation position of stepping clamp link A. <Changing the installation position of stepping clamp link A>...
  • Page 74 10. STANDARD ADJUSTMENTS <Stepping clamp connecting rod position adjustment> 4709M Index mark 4708M 5015Q 1. Loosen the screw (1), and then open the cover (2). 2. Loosen the nut (3), and then adjust the position of the stepping clamp connecting rod (4). •...

  • Page 75: Adjusting The Work Clamp Lift Amount

    10. STANDARD ADJUSTMENTS 10-16. Adjusting the work clamp lift amount The maximum lift amount for the work clamp is 30 mm above the top of the needle plate. Max. 30mm 5018Q 4711M 1. Turn on the air, and depress the work clamp switch (1) to raise the work clamp (2). 2.

  • Page 76: If Processing The Work Clamps And The Feed Plate To A Shape That Matches The Sewing Pattern

    10. STANDARD ADJUSTMENTS 10-18. If processing the work clamps and the feed plate to a shape that matches the sewing pattern Process the work clamps and feed plate which match the sewing pattern, while referring to the processing diagram below. * Values in ( ) are the recommended sizes when sewing using the maximum area (130x60 mm) for -484 SF specifications.

  • Page 77: Table Of Error Codes

    11. TABLE OF ERROR CODES 11. TABLE OF ERROR CODES DANGER 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 will result in serious injury from electric shocks.
  • Page 78 11. TABLE OF ERROR CODES Upper shaft motor-related errors Code Cause and remedy Needle up stop position error. E110 Turn the machine pulley until the point where the error display disappears. Upper shaft did not stop at the needle up stop position when the sewing machine stopped. E111 Turn the machine pulley until the point where the error display disappears.
  • Page 79 11. TABLE OF ERROR CODES Work clamp-related errors Code Cause and remedy Work clamp home position cannot be detected. Problem with work clamp motor or poor work clamp home position sensor connection. (-484 SF specifications only) E300 Turn off the power, and then check that connector P3 on the PMD P.C. board and connector P5 on the main P.C. board are properly connected.
  • Page 80 11. TABLE OF ERROR CODES Data editing-related errors Code Cause and remedy The enlargement ratio setting caused the sewing data to extend outside the sewing area. E500 Set the enlargement ratio again. Sewing data that exceeds the sewing machine's sewing area was loaded. E501 Check the size of the sewing data.
  • Page 81 11. TABLE OF ERROR CODES P.C. board-related errors Code Cause and remedy Abnormal rise in power supply voltage. E700 Turn off the power and check the input voltage. Abnormal rise in sewing machine motor drive voltage. E701 Turn off the power, and then check the voltage. Abnormal drop in power supply voltage.

  • Page 82: Troubleshooting

    12. TROUBLESHOOTING 12. TROUBLESHOOTING • Please check the following points before calling for repairs or service. • If the following remedies do not fix the problem, turn off the power switch and consult a qualified technician or the place of purchase.
  • Page 83 12. TROUBLESHOOTING Problem Cause Remedy Reference Lower thread winds Bobbin winder tension assembly height Adjust the height of the bobbin winder P. 22 to one side. is incorrect. tension assembly. Lower thread winding Bobbin presser position is incorrect. Adjust the position of the bobbin presser. P.
  • Page 84 12. TROUBLESHOOTING Problem Cause Remedy Reference Upper thread breaks. Select a thread that matches the Thread is thick for the needle. P. 24 needle. Needle is incorrectly installed. Install the needle correctly. P. 20 Thread is threaded incorrectly. Thread the thread correctly. P.
  • Page 85 12. TROUBLESHOOTING Problem Cause Remedy Reference Select a needle that is suitable for the Needle is thin. sewing conditions. Hole diameter in needle hole plate is Replace the needle hole plate with one small. with a larger hole diameter. Use a thicker feed plate. Feed plate is thin.

  • Page 86: Segment Display

    13. 7-SEGMENT DISPLAY 13. 7-SEGMENT DISPLAY ０ １ ２ ３ ４ ５ ６ ７ ８ ９ Ａ Ｂ Ｃ Ｄ Ｅ Ｆ Ｇ Ｈ Ｉ Ｊ Ｋ Ｌ Ｍ Ｎ Ｏ Ｐ Ｑ Ｒ Ｓ Ｔ Ｕ Ｖ Ｗ Ｘ Ｙ...
  • Page 87 MEMO BAS-300G-484, BAS-300G-484 SF...

  • Page 88: Instruction Manual

    INSTRUCTION MANUAL * Please note that the contents of this manual may differ slightly from the actual product purchased as a result of product improvements. © 2012 Brother Industries, Ltd. All Rights Reserved. BAS-300G-484, BAS-300G-484 SF This is the original instructions. SB3326-001 E 2012.02.

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