JUKI SC-510 Instruction Manual
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JUKI SC-510 Instruction Manual

JUKI SC-510 Instruction Manual

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See also: Engineer's Manual , Instruction Manual
ENGLISH
Sc-510
INStructIoN MaNuaL


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Summary of Contents for JUKI SC-510

  • Page 1 ENGLISH Sc-510 INStructIoN MaNuaL...

  • Page 2: Table Of Contents

    #. FOR THE OPERATOR ................11 1. Operation of SC-510 ....................11 2. Explanation of the operation panel ...............13 3. Setting for functions of SC-510 ................18 4. Function setting list ....................20 5. Detailed explanation of selection of functions .............24 6. Automatic compensation of neutral point of the pedal sensor ......37 7.

  • Page 3: Specifications

    (Caution) 1. Indication of the power consumption is the mean power consumption when LU-1520N-7 is mounted in accordance with the operating conditions JUKI specifies. The power consumption changes in accordance with the operating conditions and the mounted machine head. So, be careful.

  • Page 4: Installing The Belt

    3. Installing the belt ) The belt distance, between sewing machine pul- ley and motor pulley, must be parallel. 2) The belt tension should be adjusted by turning the tension adjust nuts to change height of the 15mm (9.8N) motor, so that the belt sinks down by about 5 mm (9.8N) when it is depressed by band at the center of the belt span.

  • Page 5: Installation And Adjustment For The Protecting Pin And The Belt Slip-Off Preventing Bracket

    5. Installation and adjustment for the protecting pin and the belt slip-off preventing bracket WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. ) Attaching hole for the protecting pin To attach protecting pin 1 , select either attaching hole A or attaching hole B in the motor pulley...

  • Page 6: Connecting The Cords

    Following connectors are prepared when loosening the front cover fixing screws A of SC-510 and opening the cover. Connect the machine head connectors to the positions corresponding to each other so as to fit the devices mounted on the machine head.
  • Page 7 ) Pass the cords 1 of the thread trimming sole- 2) Loosen setscrew 5 in front cover 4 . noid, reverse-stitching solenoid, etc., and the 3) Pressing the side of front cover 4 in the direction cords of the synchronizer 2 , machine head 4P of the arrow, open the front cover toward you.
  • Page 8 [ Connection of the connector for CP panel ] Exclusive connectors are prepared for connection of the connector for CP-160. Paying attention to the orientation of the connector !2 , connect it to connector !3 located on the circuit board. After connecting, securely lock the connector. 9) After inserting the connector, put all cords togeth- er with cable clip band !4 located on the side of the box.
  • Page 9 10) Close front cover 4 while paying attention to 12) Connect connector 4P !5 to connector !6 located pinching of the wire. on the side of the box. 11) After that, fix it with the screw 5 . 13) Connect motor output cord !7 of the power switch to connector !8 .
  • Page 10 [ For CE specifications only ] ) Remove three screws 1 located on the side of the control box. 2) Set power source cover installing plate 2 sup- plied with the unit as accessories to the control box main unit with the three screws which have been removed.
  • Page 11 0) Insert connector 6 coming from the motor to the connector of the control box from the inside. 11) Securely fix power source cover 7 supplied with the unit as accessories to power source cover installing plate 2 with two screws 8 supplied with the unit as accessories while being careful that the cord is not caught by the cover.

  • Page 12: Attaching The Connecting Rod

    6) Insert connector 4 of the power source cord to the connector (top) of the control box. (Caution) Securely insert the connector while paying attention to the direction. 7) Securely fix power source cover 5 supplied with the unit as accessories to power source cover installing plate 2 with two screws 6 supplied with the unit as accessories while being careful that the cord is not caught by the cover.

  • Page 13: For The Operator

    #. FOR THE OPERATOR 1. Operation of SC-510 ) Press ON button 1 of the power switch to turn ON the power. (Caution) When the buzzer is kept beeping imme- diately after turning ON the power, press OFF button 2 on the sewing machine to turn OFF the power since connection of the cord or power voltage may be wrong.
  • Page 14 3) When depressing front part 4 of the pedal, the sewing machine rotates at the number of revolu- tions in accordance with the depressing amount. When the pedal is returned to the neutral posi- tion, the sewing machine stops. 4) When lightly depressing back part 5 of the pedal, the presser goes up.

  • Page 15: Explanation Of The Operation Panel

    2. Explanation of the operation panel : Used for determining the contents of setting. switch When this switch is pressed, flashing stops and the contents of setting are determined. : Used for changing the contents of setting. switch When this switch is pressed, changeable positions flash on and off. By pressing the switch, flashing position shifts in the right direction.
  • Page 16 Operating procedure of the sewing pattern () Reverse stitching pattern Reverse stitching patterns below can be set by using the operation panel. Reverse stitching patterns that can be set Reverse stitching at start display Sewing pattern Reverse stitching at end display [ Setting procedure of the reverse stitching ] Reverse stitching pattern Overlapped stitching pattern...
  • Page 17 5) Press switch 1 to make number of stitches display 8 flash on and off, and set the number of stitches for the respective processes of the stitching. 6) Press switch 3 or switch 4 to change the number of stitches. The number of stitches can be changed up to as many as 15 stitches for the A, B, C, and D pro- cesses respectively.
  • Page 18 (3) Special setting For material end sensor function, automatic thread trimming function, one-shot automatic stitching function and thread trimming prohibition function which are displayed in the front panel, it is possible to change the set value by directly moving to the function setting mode while the power is turned ON in ad- dition to the normal function setting procedure.
  • Page 19 3 Number of stitches to stop the sewing machine after detection of material end setting (Function setting No. 4) Press switch 1 to advance to the function setting No. 4. It is possible to change the set value with switch 3 or switch 4 .

  • Page 20: Setting For Functions Of Sc-510

    3. Setting for functions of SC-510 Functions can be selected and specified by means of the four setting switches and light emitting diode lo- cated inside the front cover of the SC-510. Specified value Specified No. 1 Switch for entering specified value changed 3 Down switch (DOWN) and updating setting No.
  • Page 21 4) When you want to advance the setting No., press Specified switch 2 to advance the setting No. When you want to return the setting No., press switch 1 to return the setting No. (Caution) When switch 1 (switch 2 ) is held press- ing, the setting No.

  • Page 22: Function Setting List

    4. Function setting list Setting Ref. Item Description Indication of function setting range page Soft start function The number of stitches to be sewn at a low speed when the soft-start 0 to 9 function is used at the start of sewing. (Stitches) 0 : Soft-start function is not operative.
  • Page 23 Ref. Item Description Setting range Indication of function setting page Suction time of This function sets the suction motion time of the back-tack solenoid. 50 to 500 the first start of 50 ms to 500 ms (ms) the back solenoid Function of reverse Function of reverse feed stitching on the way feed stitching on the...
  • Page 24 Ref. Item Description Setting range Indication of function setting page Compensation of Compensation of releasing the solenoid for reverse feed stitching solenoid-off timing when reverse feed stitching at the end of sewing is performed. –36 to 36 of reverse feed −...
  • Page 25 Ref. Item Description Setting range Indication of function setting page Function of prohibit- Function of compensating stitching when turning handwheel by hand ing compensation at the time of completion of constant-dimension stitching operation after turning 0 : Function of compensating stitching is effective. handwheel by hand 1 : Function of compensating stitching is prohibited.

  • Page 26: Detailed Explanation Of Selection Of Functions

    5. Detailed explanation of selection of functions 1 Selection of the soft-start function (Function setting No. 1) The needle thread may fail to interlace with the bobbin thread at the start of sewing when the stitching pitch (stitch length) is small or a thick needle is used. To solve such problem, this function (called “soft-start”) is used to limit the sewing speed, thereby assuring successful formation of the starting stitches.
  • Page 27 6 Setting of the needle bar stop position when the sewing machine stops (Function setting No. 10) The position of the needle bar when the pedal is in its neutral position is specified. 0 : Down The needle bar stops in the lowest position of its stroke.  : Up The needle bar stops in the highest position of its stroke.
  • Page 28 8 Selection of the optional input/output function (Function setting No. 12) Operation keys array Select function setting No. 2 with the operating procedure of function set- ting procedures ) through 4). Select the items of "End", "in" and "ouT" with keys 3 and 4 . [When "in"...
  • Page 29 Input function list Function Abbrevia- Function item Remarks code tion No function (Standard setting) Needle up / down compensat- Every time the switch is pressed, normal feed stitching ing stitching by half stitch is performed. (Same operation as that of up / down compensating stitching switch on the panel.) Back compensating stitching Reverse feed stitching is performed at low speed while the...
  • Page 30 Output function list Function Abbrevia- Function item Remarks code tion No function (Standard setting) Thread trimming output Output of thread trimming signal * Thread wiper output Output of thread wiper signal * Thread release output Output of thread release signal * Presser lifter output Output of presser lifting signal * Reverse feed stitching output...
  • Page 31 Input connector 7-segment Connector No. Pin No. Function Jumper for power voltage setting display No. Vcc4 Power voltage selected with W4 Optional input  CN51-1 Optional input 2 Vcc4 selects +5V, +2V and Vcc4 Power voltage selected with W4 +24V with the setting of W4. Optional input 3 CN51-2 Optional input 4...
  • Page 32 9 Sewing counting function (Function setting No. 14) The function counts up every time thread trimming is completed and counts the number of completion of the sewing process. This can be realized together with the CP-160 control panel. Refer to the explanation of the control panel. 0 : off Sewing counting function is inoperative.
  • Page 33 !4 Function of reverse feed stitching on the way (Function setting Nos. 30 to 33) Functions of the limit of number of stitches and thread trimming command can be added to the touch back switch on the sewing machine head. Function setting No.
  • Page 34 !5 Number of rotation of one-shot stitching (Function setting No. 38) This function can set, by the pedal operation of one time, the sewing speed of one-shot stitching when the sewing machine continues stitching until completing the number of stitches specified or detecting the material end.
  • Page 35 !8 Compensation of timing of the solenoid for reverse feed stitching (Function setting No. 51 to 53) When the normal and reverse feed stitches are not uniform under the automatic reverse feed stitching action, this function can change the ON / OFF timing of the solenoid for back tack and compensate the timing.
  • Page 36 @0 Reverse revolution to lift the needle after thread trimming (Function setting No. 56) This function is used to make the sewing machine rotate in the reverse direction after thread trimming to lift the needle bar almost to highest position. Use this function when the needle appears under the presser foot and it is likely to make scratches on the sewing products of heavy-weight material or the like.
  • Page 37 @5 Retry function (Function setting No. 73) When the retry function is used, if the sewing material is thick and not pierced with needle, this function makes the needle pierce in the material with ease. 0 : Normal 1 : Retry function is provided. @6 One-shot function up to material end (Function setting No. 76) This function can perform the one-shot automatic stitching up to the end of material in combination with the material end sensor when the operation panel is not connected.
  • Page 38 #2 Inversion of 2-pitch output during outputting alternate vertical amount (Function setting No. 101) State of 2-pitch output synchronizing with alternate vertical output is inversed and outputted. When 2-pitch output is "ON" at the time of changeover of alternate vertical output, the output is changed over to "OFF" and in case of "OFF", to "ON". 0 : Function OFF 1 : Function ON #3 2-pitch initial output selection (Function setting No. 102)

  • Page 39: Automatic Compensation Of Neutral Point Of The Pedal Sensor

    6. Automatic compensation of neutral point of the pedal sensor Whenever the pedal sensor, spring, etc. are replaced, be sure to perform following operation : ) Pressing switch 2 , turn ON the power switch. 2) Indication on the screen will be as illustrated in 6 .

  • Page 40: Initialization Of The Setting Data

    8. Initialization of the setting data All contents of function setting of SC-510 can be returned to the standard set values. ) Pressing all switches 2 , 3 and 4 , turn ON the power switch. 2) LED displays indication 6 with the sound “peep”, and initialization starts.
  • Page 41 [ Replacing F1 fuse on CTL circuit board (solenoid protection fuse) ] ) Loosen two setscrews in the front cover and open the cover after checking that the power has been turned OFF. 2) Replace 5A F1 fuse on CTL circuit board with a fuse of the same capacity supplied as accesso- ries.

  • Page 42: Changing Procedure Between 100V To 120V And 200V To 240V (Possible Only For The Voltage Changeover Type)

    2. Changing procedure between 100V to 120V and 200V to 240V (Possible only for the voltage changeover type) WARNING : To prevent personal injuries caused by electric shock hazards or abrupt start of the sewing machine, carry out the work after turning OFF the power switch and a lapse of 5 minutes or more. To prevent accidents caused by unaccustomed work or electric shock, request the electric expert or engineer of our dealers when adjusting the electrical components.

  • Page 43: Error Codes

    3. Error codes In case of the following, check again before you judge the case as trouble. Phenomenon Cause Corrective measure When tilting the sewing machine, the When tilting the sewing machine without Tilt the sewing machine after turning OFF buzzer beeps and the sewing ma- turning OFF the power switch, action given the power.

  • Page 44: Error Code List

    Error code list Description of error detected Cause of occurrence expected Items to be checked E000 Execution of data initialization • When the machine head is changed. (This is not the error.) • When the initialization operation is executed E003 Disconnection of synchro- •...
  • Page 45 • Check whether the applied power voltage is is inputted. higher than the rated voltage + (plus) 0% or more. • 220V has been inputted to SC-510 of • Check whether 110V/220V changeover 110V specifications. switch is improperly set. • 400V is applied to the box of 220V (230V).

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