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JUKI SC-910N, Руководство инженера

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PREFACE

This Engineer’s Manual is written for the technical personnel.

Operating instructions for the sewing machine are fairly detailed in the Instruction Manual intended for the main-

tenance personnel and operators at the apparel factory. And this manual describes the contents and individual

parts which are not described in the Instruction Manual. It is advisable to use the Instruction Manuals for IP-110,

CP-170 and SC-910N and the relevant Parts Lists with this Engineer’s Manual when carrying out the maintenance

of this sewing machine.

Содержание SC-910N

Страница 1: ...40063908 No E381 00 ENGINEER S MANUAL SC 910N...

Страница 2: ...for the main tenance personnel and operators at the apparel factory And this manual describes the contents and individual parts which are not described in the Instruction Manual It is advisable to us...

Страница 3: ...ating procedure of the sewing pattern 35 5 Setting for functions 39 6 Setting procedure of the machine head 41 7 Machine head list 42 8 Adjusting the machine head DDL 9000A only 43 9 Function setting...

Страница 4: ...g sewing machine Part No M9701351AA0 75 2 Relay cord A asm for DC24V Part No M9703351AA0 76 12 MAINTENANCE 77 1 Replacing the fuse 77 2 Method of voltage changeover 78 13 Expansibility 79 14 REGARDING...

Страница 5: ...ase 100 to 120V or for 3 phase 200 to 240V by replacing the power cord up to the power switch and changing the voltage changeover connector inside the box In addition it can be used for single phase 2...

Страница 6: ...port except for DDL 9000A DS Pulley cover Feed lever Thread stand Minute adjustable presser lifting screw Control box SC 910N Hand wheel Operation pedal Take up lever cover One touch type reverse fee...

Страница 7: ...trimming presser lifting motion only for AK 138 and more by depressing the front or back part of the pedal One touch type reverse feed button This button allows users to conduct reverse stitching Wipe...

Страница 8: ...or when the sewing machine is operated under the constant dimension stitching mode Even keep depressing the front part of the pedal the sensor can detect the material edge or after the completion of t...

Страница 9: ...tch to turn ON OFF automatic reverse feed stitch at sewing end feed stitch at sewing This switch cannot be used with the sewing machine which is not end switch provided with automatic reverse feed sti...

Страница 10: ...d with the automatic thread trimming device Counter value setting This is the switch to set the value of bobbin thread counter of No of pcs counter switch Max speed limitation variable When moving the...

Страница 11: ...onnecting IP 110 is prepared When connecting insert the connector until it is locked to CN34 B 1 After inserting the connector put all cords together with cable clip band located on the side of the bo...

Страница 12: ...If you want to change the number of stitches operate the or switch of switches for setting the number of stitches A through D The range of the number of stitches that can be changed 0 to 19 stitches 4...

Страница 13: ...on operation Also if the pedal is returned to its neutral position and depressed its front part again the sewing can be continued regardless of the setting of number of stitches 7 If thread trimming p...

Страница 14: ...ng the number of processes D The range of the number of stitches A B and C that can be changed 0 to 19 stitches The range of the number of processes D that can be changed 0 to 9 times 4 Depress the fr...

Страница 15: ...sewing machine runs at a low speed compensating stitching If the automatic thread trimming switch is not specified sewing can be continued regardless of the setting of the number of stitches when the...

Страница 16: ...be used as a small edge controller Method Adjust the position to mark of the CP 170 turn ON material end sensor ON OFF switch of the CP 160 and turn ON mark of the automatic one shot stitching Cautio...

Страница 17: ...at the section CD can be set up to 500 stitches If the stitch length is 2 mm it is possible to sew approximately 1 000 mm 1 m This function can perform the automatic one shot stitching without using t...

Страница 18: ...e feed stitching action the rotating speed at the section where the sewing machine is rotated at a low speed can be changed SC 910N function setting No 64 Example Use for reference Condition Machine h...

Страница 19: ...10 1 Reverse stitching pattern No setting Reverse stitching Double reverse stitching at the start of sewing at the start of sewing 2 When changing the number of stitches change it with switched and fo...

Страница 20: ...ng the number of processes D The range of the number of stitches A B and C that can be changed 0 to 19 stitches The range of the number of processes D that can be changed 0 to 9 times 3 Depress the fr...

Страница 21: ...1 Turn ON the power 2 Press switch to display the information screen Information screen operator level 1 Sewing management information For the sewing management information there are the maintenance m...

Страница 22: ...agement information Communication mode Compact flash TM format Maintenance personnel level 1 Turn ON the power When the needle bar is not in the UP position turn the handwheel to bring the needle bar...

Страница 23: ...sewing management information is shown in reverse video Sewing management information screen Maintenance personnel level 4 Operation status screen The total record of the sewing machine is displayed...

Страница 24: ...ance personnel level The kind of data which can be handled with the operator level is different from that with the maintenance person nel level Record No Error No Time occurred Unit time When switch o...

Страница 25: ...intenance personnel level 7 Communication setting 1 Data selection Press data selection switch in the communication screen Data selection screen Select the data to perform communication and press set...

Страница 26: ...nation in the ten key screen or or key Ten key input or or key input is changed according to the kind of data 5 Start of communication After all settings have been completed press communication start...

Страница 27: ...ile of different Ver is downloaded Caution It is not possible to store and copy the function setting of the servo motor Folder structure of all sewing machine data MSP file in the Compact flash TM Upl...

Страница 28: ...lash TM 2 Create folder SC 910N in the PROG folder It is not necessary to create the folder when it already exists 3 Copy the program file extension PRG Downloading of IP 110 program data Downloading...

Страница 29: ...th IP 110 Press compact flash TM format switch in the information screen maintenance personnel level Compact flash TM format confirmation screen Formating is performed Confirm again whether formating...

Страница 30: ...ance pack E011 Compact flash TM not inserted Compact flash TM is not inserted Return after reset operation E012 Read error Data read from compact flash TM is not possible Return after reset operation...

Страница 31: ...l connector CN38 and CN39 for loose connection and disconnection 2 Check whether the motor signal cord has broken since the cord is caught in the machine head or the like broken since the cord is caug...

Страница 32: ...wrongly inserted E940 Bird s nest sequence error Bird s nest prevention sequence is not completed Turn OFF the power E941 GA failure Abnormality of gate array When return is not performed even after...

Страница 33: ...A202 Cleaning warning Press to close warning screen and Refer to the relevant perform cleaning Then clear the value in the screen in regard to clear screen the maintenance Press to clear the value and...

Страница 34: ...r more To prevent damage of device caused by maloperation and wrong specifications be sure to connect all the corre sponding connectors to the specified places To prevent personal injury caused by mal...

Страница 35: ...etc CN39 Motor signal connector CN32 Standing machine pedal JUKI standard PK 70 etc Sewing machine can be controlled with the external signal CN34 IP 110 panel LCD panel Various kinds of pro grammed...

Страница 36: ...P170 and IP 110 is used Power lamp of CP170 or IP 110 lights up Two dots B of the number indicating window at the front cover of control box light up Caution When the buzzer continues sounding immedi...

Страница 37: ...truction Manual CP 170 or IP 110 for the operation panel for the details 7 When pressing touch back switch reverse feed can be performed 8 When sewing is completed press OFF button of the power switch...

Страница 38: ...ed AT START display Without reverse stitching display Reverse stitching display Double reverse stitching display REVERSE STITCHING Rendered effective when reverse stitching pattern is selected AT END...

Страница 39: ...everse stitching 1 Hold pressing switch and press switch to select the reverse stitching pattern Every time switch is pressed reverse stitching pattern overlapped stitching pattern change over alterna...

Страница 40: ...er of stitches 5 When the setting of all processes has been com pleted press switch to determine the contents of the setting Flashing stops Caution When the overlapped stitching is selected the automa...

Страница 41: ...Material end sensor function is effective When 1 is selected material end sensor display lights up when the mode has returned to the nor mal one 2 Thread trimming operation after material end stop set...

Страница 42: ...or switch 0 Pedal designated speed is prior 1 Automatic operation Caution It is rendered effective when the material end sensor function is set It is not possible to prohibit the one shot operation at...

Страница 43: ...tting for functions Functions can be selected and specified by means of the four setting switches and light emitting diode located inside the front cover of the SC 910N Specified No Specified value Ca...

Страница 44: ...ING THE FLICKER REDUCING FUNCTION SETTING No 5 Press switch several times to adjust set No to 5 Press switch three times to change the set No to 3 since the current set value is displayed on LED stand...

Страница 45: ...return to the standard set values 2 The type of machine head can be selected by press ing switch switch 1 Refer to 5 Setting for functions and call the function setting No 95 6 Setting procedure of t...

Страница 46: ...4000 20 DDL 5571U 3500 3500 21 DDL 5700 4000 4000 22 DDL 9000S 4000 5000 23 DDL 9000D 4000 4000 24 DDL 9000H 4000 4500 25 DLN 9010S 4000 5000 26 DLN 9010H 3500 4000 27 DLN 9010J 3500 4000 28 DDL 9000A...

Страница 47: ...ode 8 Adjusting the machine head DDL 9000A only A B WARNING Be sure to perform the angle adjustment of the machine head by the operation below before using the machine head 3 Turn the handwheel by han...

Страница 48: ...Thread Thread trimming prohibiting function used in case of U 0 1 52 trimming without panel prohibiting 0 Thread trimming prohibiting function is not operative function 1 Thread trimming is prohibite...

Страница 49: ...nt of Be sure to normally use this function with 0 0 1 number of rotation 25 Thread trimming This function is used to set up the thread trimming motion U 0 1 55 motion condition after the displacement...

Страница 50: ...esser lifter begins to come down 0 1mm presser foot When the neutral auto presser lifting function is used Pedal stroke 43 Pedal stroke 2 Position 2 where the thread trimming starts from pedal U 6 0 t...

Страница 51: ...t provided with the function of holding predetermined upper lower upper lower position of the needle bar position of the 1 Provided with the function of holding predetermined needle bar upper lower of...

Страница 52: ...300 61 suction time of ms presser foot lifting solenoid 87 Function of Pedal curve is selected Improving pedal inching operation U 0 1 2 61 pedal curve selection 89 Feed and return This function is us...

Страница 53: ...switch half needle this function provides the capability of stitch compensation compensation during in cornersewing with the aid of a touch back switch function 0 OFF Compensation sewing disabled wit...

Страница 54: ...nabled Setting is possible only if LH 4168 or LH 4188 is selected for the machine head 112 Selection of Selection of operation available when the teaching switch is U 0 to 2 64 teaching pressed operat...

Страница 55: ...turned on for the next time After grease up error has been reset this function is also canceled Prior to resetting the grease up error grease up treatment is always needed Setting is possible only fo...

Страница 56: ...ting function Function setting No 6 When the control panel is used the function subtracts from the predetermined value and indicates the used amount of bobbin thread For the details refer to the instr...

Страница 57: ...witch 5 Presser foot lifting function This function is actuated as the foot lifter switch 6 One stitch compensating stitching Every time the switch is pressed one stitch stitching operation is execute...

Страница 58: ...id for condensation stitch when condensation stitches are performed by 2 stitches or more Function setting No 66 Starting time of solenoid for condensation of 2 stitches or more can be corrected by an...

Страница 59: ...tting range 1 to 100 1 Less reversing force to 100 More reversing force Setting of the suction time of the back tack solenoid Function setting No 29 This function can change the suction time of the ba...

Страница 60: ...s sewing of the pleats It works only when the sewing machine is running 3 Used for reinforcing seam press sewing of the pleats It works either when the sewing machine stops or when the sewing machine...

Страница 61: ...tion of lowering presser foot can be adjusted When the automatic neutral presser foot lifting function is used Adjusting range 0 8 to 5 0 mm 0 1 mm 5 Pedal stroke 2 for starting thread trimming Functi...

Страница 62: ...ewing Function setting No 51 On timing of solenoid for reverse feed stitching at the start of sewing can be compensated by the unit of angle Adjusting range 36 to 36 1 10 2 Compensation of off timing...

Страница 63: ...erly t t t t t Bobbin thread remaining amount detection function Function setting No 57 No 61 This function detects the amount of the bobbin thread used and informs of the time of replacement of the b...

Страница 64: ...nnot be obtained unless the time of function setting No 49 is set longer when lowering the presser foot by depressing the pedal 0 to 250 ms 10 ms Step 0 Function of soft down of presser foot is not op...

Страница 65: ...dal is delayed 2 Reaction to intermediate speed in terms of the depressing amount of the pedal is advanced j j j j j Function of upper position stop shortly after Power ON Function setting No 90 Effec...

Страница 66: ...djust when the speed of sewing machine is felt slow Setting range 20 to 400 rpm 5 rpm step v v v v v Setting of change over speed of condensation stitch EBT Function setting No 64 This function sets t...

Страница 67: ...0 off Compensation sewing disabled with the presser lifter switch 1 on Compensation sewing enabled with the presser lifter switch Setting is possible only if LH 4168 or LH 4188 is selected for the ma...

Страница 68: ...er pattern is selected in this condition this function is used to stop use the unilateral needle selection function When 0 disable is selected arbitrary unilateral needle selection is disabled for the...

Страница 69: ...ounter function Function setting No 115 When the IP 110 is connected this function is used to stop use the right bobbin thread counter 0 off Right bobbin thread counter function disabled 1 on Right bo...

Страница 70: ...s been reset this function is also canceled Prior to resetting the grease up error grease up treatment is always needed Setting is possible only for the machine head part of the LH 4100 or LH 3500 Ser...

Страница 71: ...pressure adjusting screw and return pressure adjusting nut in the same manner as side Caution Apply grease to the shaft sections of sections and when assembling Pedal sensor B asm Perform to stop loos...

Страница 72: ...ken 4 Automatic compensation of neutral point of the pedal sensor 5 Selection of the pedal speifications KFL PFL KFL PFL KFL setting PFL setting Whenever the pedal sensor spring etc are replaced be su...

Страница 73: ...of the bobbin thread remaining amount detection device AE 1 Connect the connector of material end sensor ED to connector CN45 6P of SC 910N 2 Tighten the cord of the material end sensor to gether wit...

Страница 74: ...operation 1 to 3 and LED display is turned to FL OFF Then the function of auto lifter does not work FL ON Auto lifter device becomes effective FL OFF Auto lifter function does not work Standard at th...

Страница 75: ...0 pulses rotation DC5V 3 N C 4 UDET N Output L is output when needle bar is at UP position DC5V 5 DDET N Output L is output when needle bar is at LOW position DC5V 6 HS N Output Rotation signal 45 pul...

Страница 76: ...turn OFF the power on the way of initializing operation Program of the main unit may be broken 4 Turn OFF the power switch and turn ON the power switch after closing the front cover The machine retur...

Страница 77: ...elector CN33 Not used Synchronizer Head_Synchronizer CN34 IP 110 I F IP 110 CN35 CP 170 I F DC_POWER_Supply DC_POWER_Supply Connector 33V 24V CN36 Pedal_Sensor Head_Solenoide Head_Solenoide CN37 Not u...

Страница 78: ...pprox 6 5 WP Wiper Approx 8 5 BT SW Touch back switch N C 1 2 FLD 1 FLCOM 2 FL Presser foot lifter Approx 5 4 CN37 3 Solenoid for lifting presser foot 8 9 10 11 12 13 14 1 2 3 4 5 6 7 DDL 9000A DS CN4...

Страница 79: ...C box and use it o Tighten the cord of the PK70 together with other cords with cable clip band attached to the side of the box after passing it through the cable clamp Caution Be sure to turn OFF the...

Страница 80: ...x speed limit mounted on the control panel 2 Relay cord A asm for DC24V Part No M9703351AA0 Wiring diagram o Before usage insert it in the yellow or yellow marked 24V DC connector CN120 2P of the PSC...

Страница 81: ...2 MAINTENANCE 1 Replacing the fuse 1 Grasp the glass part of fuses and remove them 2 Use the fuse of which capacity is specified 3 15A 250V time lag fuse Power circuit protective fuses Part No KF00000...

Страница 82: ...200V to 240V 100V to 120V Caution If the method of changeover is confused the control box may be destroyed Therefore changeover actions must be taken carefully 1 Replacement of the power cord Change...

Страница 83: ...are added the following models can be used No Item name Item No Model Remarks DDL 5556N 7 1 I O board asm 40006077 LH 4168 7 LH 4188 7 2 KT 01 EPF Board set 40022484 DLU 5494N 7 For the DLU 5494N 7 se...

Страница 84: ...op position of the sewing machine When tightening the screw in the Securely tighten the screw in the varies irregular handwheel is forgotten at the time of handwheel adjustment of needle stop position...

Страница 85: ...Pressing switch in the control box SC 910N turn ON the power switch 2 LED becomes display with the sound of peep and the latest error code is displayed 3 Confirmation of the contents of previous error...

Страница 86: ...ction switch When fall detection switch is input in Check whether the machine head is tilted When the safety switch works the state that the power is turned ON without turning OFF the power switch sew...

Страница 87: ...are loosened or disconnected Check whether operation panel cord is disconnected since the cord is caught with machine head E924 Motor driver failure Motor driver has broken E944 Left needle control i...

Страница 88: ...84 MEMO...

Страница 89: ...detection CN2 DC output CN3 Relay power supply CN4 Overvoltage detection CN30 Synchronizer interface CN31 Resistor pack CN43 Cooling fan power supply Stopped when the machine head is tilted CN48 Safe...

Страница 90: ...detection CN2 DC output CN3 Relay power supply CN4 Overvoltage detection CN33 Synchronizer interface CN32 Resistor pack CN55 Cooling fan power supply Stopped when the machine head is tilted CN48 Safet...

Страница 91: ...87 3 IP 110 operation panel block diagram TM...

Страница 92: ...itions 2 positions Y Y Section Rubber Installation Reference Figure X X Section Rubber Installation Reference Figure C1 5 to C2 5 only for hinged section Dimension Drawing in Detail 2 1 Style of type...

Страница 93: ...3 4 5 6 7 8 9 Digital display Numeral A B C D E F G H I J Digital display Numeral K L M N O P Q R S T Digital display Numeral U V W X Y Z Digital display Table of digital display REFERENCE TABLE OF DI...

Страница 94: ...tion operates an environmental management system to promote and conduct the following as the company engages in the research development design sales distribution and maintenance of industrial sewing...

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