Related Manuals for Brother BAS-705
Summary of Contents for Brother BAS-705
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Page 1: Table Of Contents
CONTENTS 1. PART NAMES AND SPECIFICATIONS 1-1 Part names1 1-2 Specifications 1-3 Program list 2. PREPARATION 2-1 Installing the machine 2-2 Removing the machine head fixing bolt 2-3 Removing the BM support slide shaft fixing screw 2-4 Installing the auxiliary legs 2-5 Checking the loop cutting 2-6 Lubrication 2-6-1 Machine mechanism... - Page 2 4-5-4 Adjusting the thread tension spring 4-6 Trial sewing 4-6-1 Raising and lowering the presser foot 4-6-2 If the upper thread breakage codes (E-181, E-182) are displayed 4-7 Automatic sewing 4-7-1 If the belt loops run out during automatic sewing 4-7-2 If the machine stops during sewing 4-7-3 If the EMERGENCY STOP switch is pressed (E-100) 4-7-4 Resetting the belt loops...
- Page 3 6-2-5 During sewing 6-3 Adjustments required when the belt loop thickness is changed 6-3-1 Adjusting joint sensor 6-3-2 Adjusting loop support T 6-3-3 Replacing the fork bracket and fork shafts (L and S) 6-3-4 Adjusting the fork shaft and the belt loop transfer height 6-3-5 Adjusting the air pressure for cleaning away belt scraps (during V cutting) 6-4 Adjusting the looseness of the belt loops 6-5 Adjusting the folding margin...
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Page 4: Part Names And Specifications
3 phase 220V, 380V, 400V, 415V, 600VA Air pressure 0.5MPa (5kg/cm Weight 205kg (220V), 230kg (380V, 400V, 415V) Dimensions W 1100 mm L 837 mm H 1250 - 1530 mm Table height 1000 - 1150 mm Stitch length 0.1- 10mm BAS-705... -
Page 5: Program List
(Any pattern can be selected and used as long as you make sure that it is within the work clamp and feed plate in size.) Standard bar No.of Standard bar Program No, Sewing pattern tacking length stitches tacking width 16mm For denim 20mm 20mm BAS-705... -
Page 6: Preparation
2. The machine can be moved by pushing down the OFF end lever q. 3. Loosen the nut e and turn the adjusting screw r to adjust the height of the base. NOTE: After adjusting, securely tighten the nut e. BAS-705... -
Page 7: Removing The Machine Head Fixing Bolt
2-3.Removing the BM support slide shaft fixing screw Removing the BM support slide shaft fixing screw q. NOTE: To ensure safety when moving the machine head, tighten the BM support slide shaft fixing screw q before moving the machine head. BAS-705... -
Page 8: Installing The Auxiliary Legs
Changing to V-shaped cutting 1. Remove the q, set the knife stopper w to the posi- tion shown in the illustration at left, and then re-tighten the bolt q. 2. Check that DIP switch No.1-2 on the panel is set to “ON”. BAS-705... -
Page 9: Lubrication
Use only specified Brother oil (Nisseki Sewing Lube 10) for the machine oil. 2-6-1. Machine mechanism 1. Fill the arm-side oil tank with oil. 2. Fill the bed-side oil tank with oil. 3. Fill the oil tank at the side of the lower shaft module base with oil. BAS-705... -
Page 10: Presser Foot Mechanism
Assemble the cotton stand q according to the direc- tions given in the cotton stand instruction manual, and then install it to the work table. NOTE: Securely tighten the screw w so that the cotton stand does not move. BAS-705... -
Page 11: Using The Air Unit
NOTE: Every day, close the air cock t and push the drain cock y to remove the water. 2-9.Pulley rotation direction Turn on the power switch. Confirm that the pulley ro- tates in the direction of the arrow. BAS-705... -
Page 12: Threading Belt Loop
2. While holding the knob r, raise the feed roller t and insert the belt loop under the feed roller t. 3. Turn the knob r in the direction of the arrow to fit the belt loop tip to the fixed knife. BAS-705... -
Page 13: Detal On Standard Date Setting
). The screen will then 1 s t bobbin counter start scrolling so that you can check the sewing data 2nd bobbin counter settings. AUTO MODE 1 s t bobbin counter 2nd bobbin counter Speed AUTO MODE 2nd bobbin counter Speed Loop length BAS-705... -
Page 14: Initializing The Sewing Data
Xscale Yscale 100% for all sewing When the backup initialization is carried out, the patterns sewing data values will be reset to the values Production counter shown at left. 1st bobbin counter 2nd bobbin counter Speed 2100 spm Loop length BAS-705... -
Page 15: Panel Operation
FOOT switch has been pressed. NOTE: The machine will not start while the WARNING indicator is illuminated, even when the START switch is pressed. After turning on the power, press the START switch to determine the home position. BAS-705... -
Page 16: Data Setting Methods
* If the CANCEL switch r is pressed, the setting will remain at the previous length setting. 4. Press the ENTER switch t to accept the new length PROGRAM MODE 2nd bobbin counter setting. The cursor "-" will then disappear. Speed Loop length BAS-705... -
Page 17: Setting The Bobbin Counter
4. Press the ENTER switch t Production counter * The new bobbin counter setting will appear on 1st bobbin counter the display. 2nd bobbin counter To disable operation of the bobbin counter * Enter "0" as the value when making the bobbin counter setting. BAS-705... -
Page 18: Clearing Production Counter
* If the CANCEL switch r is pressed, the old Production counter 1st bobbin counter production counter setting will appear again on 2nd bobbin counter the display. 4. Press the ENTER switch t. * The production counter setting will now be cleared. BAS-705... -
Page 19: Setting The Machine Sewing Speed
* If the CANCEL switch r is pressed, the old sewing speed counter setting will appear again on the display. 4. Press the ENTER switch t PROGRAM MODE * The new sewing speed setting will appear on the 1nd bobbin counter 2nd bobbin counter display. x/// Speed BAS-705... -
Page 20: Loop Feeding
<To return to ADJUSTMENT mode during step operation> * Press the CANCEL switch r. <If the upper thread breakage codes (E-181, E-182) are displayed during step operation> Thread the upper thread properly. Press the CANCEL switch r. The mode will then switch to ADJUSTMENT mode. BAS-705... -
Page 21: Setting The Program Number
6. Press the ENTER switch t. X-Y/PROGRAM/(ADJ) * The new program number setting will appear on Program No. X scale (%) the display. Y scale (%) * At this time, the feed mechanism, will move to the sewing start position. BAS-705... -
Page 22: Pattern Selection Mode
4. If the ENTER switch t is pressed while the cursor is displayed, the setting value will be changed to the value displayed and the display will return to the item selection display. BAS-705... -
Page 23: Setting The X Scale And Y Scale
* The new scale ratio setting for the X scale or Y Program No. X scale (%) scale will appear on the display. Y scale (%) * At this time, the feed mechanism will return to the sewing home position. BAS-705... -
Page 24: And Y Step Feed
SELECT switch is being pressed, the opera- tion will switch to high-speed forward step op- eration. * If the SELECT switch is pressed while the SELECT switch is being pressed, the op- eration will switch to high-speed backward step operation. BAS-705... -
Page 25: X-Y Feed At Real Speed
" so that "X-Y real feed" is se lected,and then press the ENTER switch t. Step feed Real feed SELECT switch e. 5. Press the REAL FEED (/ADJ/XYFD) * Step operation will then be carried out at the real SW =execute sewing speed. BAS-705... -
Page 26: X-Y Movement
X-Y/MOVE/ (ADJ) 6. Press the ENTER switch t. Program No. Xmove (mmx10) * The new scale ratio setting for the X move or Y move will appear on the display. BAS-705... -
Page 27: Sewing
2. To install the needle e for the second bar tacking, loosen the set screw , insert the needle e as far as it will go so that the groove is facing away from you (side A), and then tighten the set screw r. BAS-705... -
Page 28: Threading The Upper Thread
If the thread coming from the thread block catches loosely on the cotton stand, pass the thread through the thread guide spring when sewing. [NOTE] Pass the thtead through the needle eyes from inside to outside. Pull out about 45mm of thead through each of the needle eyes. [NOTE] Pass the thread correctly between the tension discs. BAS-705... -
Page 29: Winding Bobbin Thread
* If the thread winds on as shown in A, turn the bobbin winder thread tension stud i clockwise; if it winds on as shown in B, turn the bobbin winder thread tension stud i counterclockwise. BAS-705... -
Page 30: Replacing The Bobbin Case And Threading The Thread
While doing this, check that the bobbin is revolving in the direction of the arrow. 2. Pass the end of the thread through the tension bracket hole i and draw it out to a length of about 30 mm. BAS-705... -
Page 31: Sewing Conditions And Thread Tension
Turn the ad- Stronger Stronger justing screw q to adjust the tension. Weaker Weaker NOTE: If the lower thread tension is too weak, it may not be possible to cut the lower thread prop erly dur ing thread trimming. BAS-705... -
Page 32: Adjusting The Thread Tension Spring
<Thread take-up spring R w> 1 Loosen the set screw y. 2. Loosen the knob r, and then turn the thread tension stud u to adjust the tension. 3. Tighten the set screw y, and then tighten the knob BAS-705... -
Page 33: Trial Sewing
* If DIP switch No. 1-4 is set to ON, the fork will be retracted during loop setting (when the fork is ex tended and the machine is in the standby condi- tion). RESET 2. Press the RESET switch w. The presser foot will be raised. BAS-705... -
Page 34: If The Upper Thread Breakage Codes (E-181, E-182) Are Displayed
Sewing will continue until the end even if an upper thread breakage has been detected during sewing. Obstructions to the thread may cause the 1st RESET needle thread breakage and 2nd needle thread breakage messages to display even when there is no actual thread breakage. BAS-705... -
Page 35: Automatic Sewing
Pass loop through the channel 1. Add more belt loops. The message will disappear from the screen. 2. Press the LOOP switch q. The end of the belt loop will be automatically cut and discarded, and the belt loop material will be set. BAS-705... -
Page 36: If The Machine Stops During Sewing
Press the RESET switch. The machine will switch to sewing standby mode. Refer to "4-6-2 If the upper thread breakage codes (E-181, E-182) are displayed" on page 30. 4-7-9. If an error code is displayed during sewing Refer to "Error Codes" on page 70. BAS-705... -
Page 37: Replacing The Bobbin
If the ( ) SELECT switch is pressed while the machine is in sewing standby mode, the production counter value will increase by 1. If the ( ) SELECT switch is pressed, the production counter value will decrease by 1. BAS-705... -
Page 38: Standard Adjustment Machine Head
Check that the machine head fixing bolts have been removed. If the lower shaft module is e not loked, there is the danger that the lower shaft module e will rotate by itself, so make sure that the lower shaft module e is locked. BAS-705... -
Page 39: Adjusting The Needle Bar Height
2. Remove the screw r of the face plate e, and then remove the face plate e. 3. Loosen the screw t, and then move the needle bar q up or down to adjust its height. BAS-705... -
Page 40: Needle Bar Lift Stroke Adjustment
7. After adjusting, turn on the air, press the RESET switch o, close return the lower shaft module r to its original position and then press the RESET switch o again. NOTE: Never carry out this adjustment while the machine head is tilted. BAS-705... -
Page 41: Shuttle Driver Needle Contact Adjustment
Also check that the needle does not interfere with the shuttle hook or the driver e in the same way when the lower shaft module is rotating. Interference can result in broken or bent needles. BAS-705... -
Page 42: Needle To Shuttle Hook Point Gap Adjustment
Also check that the needle does not interfere with the shuttle hook or the driver in the same way when the lower shaft module is rotating. Interference can result in broken or bent needles. BAS-705... -
Page 43: Adjusting The Shuttle Hook Thread Guide
2. Loosen the nut w and move thread trimmer rod L e to the left or right to adjust so that the V section of the movable knife q is aligned with the index mark on the needle plate when the machine is at the stop position. BAS-705... -
Page 44: Second Bar Tacking
! 0 to the left or right to adjust so of the movable knife ! 0 is aligned that the V section with the index mark on the needle plate. BAS-705... - Page 45 0.2 mm. 9. Place the thread trimmer spring t onto the spring hook y, and then install the BM-front cover e with the six screws r. 0.2mm BAS-705...
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Page 46: Replacing The Movable Knife And Fixed Knife
1. Open the large shuttle hook cover, remove the screw q, and then remove the feed plate w. 2. Remove the two screws e and the two screws r, and then remove the needle plate t. 3. Remove the thread trimmer connecting rod y from the connecting rod lever pin u. BAS-705... - Page 47 5. Install the fixed knife o at a distance of 1 mm from the needle hole plate !1 . 6. Place the thread trimming connecting rod y onto the connecting rod lever pin u, and then install to the needle plate t. BAS-705...
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Page 48: Adjusting The Thread Wiper
0.5 - 1 mm from the point of the needle. 5. Once adjustment is completed, turn on the air and press the RESET switch. (This will clear the error resulting from abnormal air pressure.) BAS-705... -
Page 49: Adjusting The Width Between The Needles
9. After adjusting, install the feed plate with the two bolts. 10. After adjusting, move the feed plate to the home position and check that the window of the feed plate is aligned with the center of the needle. (Check using program no. "0".) BAS-705... - Page 50 !5 at the second bar tacking. 13. Remove the needle hole jig and install the needle. BAS-705...
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Page 51: Standard Adjustment (Mechanisms)
Turn the power off before carrying out any adjustments other than step operation adjustments and sensor adjustments. Tighten the clamp levers with a force of only about 100 N (10 kgf);do not put the weight of your body on the levers when tightening them. loop width clamp lever retracting clamp lever BAS-705... -
Page 52: Adjustments Required When The Belt Loop Length Is Changed
2. Loosen the two screws !0 and move the loosen loop presser plate i as far as possible (approx 0.5 mm) so that it does not touch the presser foot u and so that it is parallel to the loosen loop presser set plate needle hole BAS-705... -
Page 53: Adjusting Slider Base F
After adjusting, tighten the bolt q. NOTE: Raise the slider bracket as high as possible while ensuring that the belt loops do not go under the loop pressers B e F r. BAS-705... -
Page 54: Replacing The Loop Pressers
* Upper guide plate A q can be used if the width be- tween the needles is 52 mm or more, and upper guide plate B can be used if the width is 56 mm or more. BAS-705... -
Page 55: Adjustments Required When The Belt Loop Width Is Changed
3. Tighten the clamp lever e. NOTE: If the belt loops run along the right edge of channel B, align the edges of loop presser B q and loop presser F w the end of the belt loops. BAS-705... -
Page 56: Adjusting The Loop Guide Spring
2. Loosen the nut e. 3. Turn the bolt r to adjust the transfer position of the belt loops. 4. After adjusting, tighten the nut e to secure the feeder NOTE: Check that the sensor t illuminates at this graduation time. BAS-705... -
Page 57: During Sewing
LED t indicator of the sensor r illuminates when the bolt w is touching against the feeder base plate e, and then tighten the bolts q to secure the sensor mounting plate y in that position. BAS-705... -
Page 58: Adjustments Required When The Belt Loop Thickness Is Changed
T q and the belt loops is approximately 0.5 2. Loosen the screw w and move loop support T q in the direction of the arrow to adjust. belt loops 0.5mm BAS-705... -
Page 59: Replacing The Fork Bracket And Fork Shafts (L And S)
L and S !0 vertical beside each other, and install them with the two set screws o. 10. Install the the springs e to cylinder setting base, fork bracket F and fork bracket B. 11. Install the feeder cover w with the four screws q. BAS-705... - Page 60 When replacing fork shaft L and fork shaft S Loosen the set screw y and then replace for shaft L and fork shaft S u. BAS-705...
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Page 61: Adjusting The Fork Shaft And The Belt Loop Transfer Height
* As a guide, the distance should be 0.5 - 1 mm less than the thickness of the belt loops. 0.5mm 1mm 3. Loosen the two bolts t of loop support B y, and then align loop support B y with the top of loop presser B w. coincidence BAS-705... - Page 62 6. Loosen the screw ! 2 and move loop presser UB ! 0 and loop presser UF ! 1 up and down to adjust so that the belt loops o lie gently on top of loop support B t and loop support F u when the belt loops o are being pressed during step operation. BAS-705...
- Page 63 9. After adjusting, tighten the nut !8 8 . NOTE: After adjusting the 1st bar tacking side, check that there is the same amount of clearance at the 2nd bar tacking side. If the clearances are different, re-check the adjustments given in steps 4- 6. BAS-705...
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Page 64: Adjusting The Air Pressure For Cleaning Away Belt Scraps (During V Cutting)
2. After adjusting, tighten the two bolts w of the loop increases hold plate q . NOTE: Install so that the contact surface of the belt loops e is parallel to the surface which lays the belt loops e onto the loop presser. decreases BAS-705... -
Page 65: Adjusting The Folding Margin
(presser block,etc.) do not interfere with each other. Adjusting the folding margin at the second bar tacking Change the feeding-out length setting for the belt loops using the operating panel. * Refer to "3-2-1 Setting the belt loop feeding-out length" on page 13. BAS-705... -
Page 66: Adjusting The Folding
2. Loosen the nut w and turn the knob e clockwise to slow the speed. 3. After adjusting, tighten the nut w. 4. Press the manual button r to check the operation. BAS-705... -
Page 67: Changing The Loop Cutting Shape (V Cut Or Flat Cut)
If it is parallel to the air tubes, the air pressure will be greatest, and if it is turned either way from this posi- tion, the air pressure will become less. * Make the air pressure strong enough so that the belt loop joints are disposed of properly. BAS-705... -
Page 68: Replacing The Movable Knife And Fixed Knife
NOTE: If the amount of looseness in the belt loops is too great, the loose section may touch the presser foot r. In such a case, lower the fork enough so that the belt loops do not touch the presser foot r. 1-2mm BAS-705... -
Page 69: Maintenance And Inspection
Use only specified Brother oil (Nisseki Sewing Lube 10) for the machine oil. 1. Fill the arm-side oil tank with oil. 2. Fill the bed-side oil tank with oil. 3.Fill the oil tank at the side of the lower shaft module base with oil. BAS-705... -
Page 70: Draining The Oil
1. Remove the rubber plug at the bottom of the motor installation base. 2. Use an air gun to blow air in through the four holes on the top of the machine head in order to clean the area around the machine pulley. BAS-705... -
Page 71: Dip Switch
Loops are fed at normal speed. To activate folding switch SW1-7 To deactivate folding switch After automatic sewing, the presser foot SW1-8 After automatic sewing, the presser foot remains down. Pressing the RESET rises. switch will raise the presser foot. BAS-705... - Page 72 *1 The thread wiper operates when the power is turned on. *2 If the thread becomes tangled within the first three stitches after sewing starts, the machine will return automatically to the sewing start position and sewing will then start again. BAS-705...
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Page 73: Main Circuit Board Dip Switch Functions
Setup function Not available (Should be set to OFF) Not available (Should be set to OFF) Normal operation Sewing data is initialized on startup. NOTE: The DIP switches on the X-Y feed circuit board should all be set to OFF. BAS-705... -
Page 74: Error Codes
Check if the loop feeder retract position sensor is illuminated. Loop feeder retracted e Press the RESET switch. q Check the condition of the belt loops. E-150 Two joints were detected in succession. w Press the RESET switch. BAS-705... - Page 75 Turn off the power and check the operation of the board fan inside the box. E-20D q Turn off power switch. Reading or writing error of w Wait 10 seconds or more, and then turn the EEPROM on in X-Y feed circuit E-20E board power back on again. BAS-705...
- Page 76 Check the installation position of the upper shaft. Malfunction of upper shaft motor q Turn off power switch. or lower shaft motor, or tripped E-330 w Wait 15 seconds, and then torn the power back on. driver e Check the connection of the servo motor connector. BAS-705...
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Page 77: Troubleshooting
Tension of bobbin Bending amount of Reduce the tension of presser spring in bobbin the bobbin presser spring. bobbin presser spring case is too strong. Lower thread winding Adjust the lower thread Lower thread tension 26.28 tension. method is incorrect. BAS-705... - Page 78 Needle and thread for the material. Select the correct needle Needle moves about. Needle and thread for the sewing conditions. Reduce the sewing speed. Install the feed plate Feed plate fixing screw Feed plate securely. is not correctly tightened. BAS-705...
- Page 79 Damaged or burred shuttle race, File smooth or replace needle hole plate, needle, movable Damage or burring the affected part. knife or shuttle race thread guide. BAS-705...
- Page 80 Feed mechanism cannot Oil adhering to home Home position sensor Clean off the oil. return to home position. position sensor and sensor dog NOTE: Tripping of the servo driver can be checked by the flashing of the servo driver LED. BAS-705...
- Page 81 Thread take-up amount Thread amount is too large. amount. Double cutting during Incorrect height or Decrease the tension or thread trimming. Tension and height of raise the height of the tension of thread take-up thread take-up spring spring. thread take-up spring. BAS-705...
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Page 82: Mechanisms
Width of loop pressers Replace the lop pressers underneath loop presser F and B are too narrow. being used with wider ones. Replace with belt loops Belt loops are too curled. Belt loop curl which are not so curled. BAS-705... - Page 83 Cutter does not cut Cutting surface of belt Worn cutter knife Replace the knife. properly. loops Raise the rear of the Loops are not fed at Loops are riding over Feed roller guide feed roller guide. joints. feed roller guide. position BAS-705...
- Page 84 Move the drive cylinder Sewing finish position is incorrect. arm back and forth to adjust. position for 1st bar Move fork bracket F to Changed bar tacking Fork bracket F position Sewing finish position for 2nd bar tacking is incorrect. adjust. BAS-705...
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Page 85: Options
3. Press the hand set switch q. The belt loop will be folded. NOTE: At this time, if the hand set switch is pressed once more, the belt loop will be released. 4. Press the START switch. After sewing, the belt loop guide will operate. BAS-705... -
Page 86: Upper Thread Breakage Detector Assembly (S40520-009)
When not using the upper thread breakage detector assembly Set panel DIP switch No. 1-1 to OFF and then turn on the power. NOTE: Refer to "8. Using the DIP switches" on page 66 for details of the panel DIP switches. BAS-705... -
Page 87: Belt Loop Slackener (S43632-001)
Passing through the belt loops 7. Set the belt loops o into the belt slack device r, and then lower the guide lever !0 . 8. Pass the belt loops o through from the cylinder !1 to the channel guide !2 . BAS-705... -
Page 88: Loop Setting Sensor (S41959-001)
40 - 45 mm. 3. After adjusting, tighten the bolts. 4. Carry out actions such as setting and removing the belt loops and moving loop presser foot F u, and check that the LED illuminates steadily. 40 50 mm BAS-705... -
Page 89: Clipping Disposal Funnel Assembly (S41906-001)
11. OPTIONS 11-5. Clipping disposal funnel assembly ..(S41906-001) 1. Cut the magic tape q into three pieces, and attach them to the power table. 2. Set the clipping disposal funnel w, then attach as shown in the figure. BAS-705...