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JUKI SC-910N Instruction Manual

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ENGLISH
SC-910N
INStruCtIoN MaNuaL


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Summary of Contents for JUKI SC-910N

  • Page 1 ENGLISH SC-910N INStruCtIoN MaNuaL...

  • Page 2: Table Of Contents

    (1) Reverse sttchng pattern ......................18 (2) Overlapped sttchng pattern ......................19 (3) Specal settng ..........................20 4. Setting for functions of SC-910N ..................... 22 5. Function setting list .......................... 24 6. Detailed explanation of selection of functions ................31 7.

  • Page 3: Specifications

    350VA @. SET-UP SC-910N control box can be used for DD (drect-drve) system machne head and the belt-drve system machne head by connectng the separately-avalable small-szed motor unt (M91). When usng the small-szed motor unt, t s necessary to nstall the motor unt to the control box before n- stallng the control box to the table.

  • Page 4: Installing To The Table

    2. Installing to the table 1) Install the control box to the table with the fitting bolt (asm.) suppled wth the unt as accessores. At ths tme, nsert the nut and washer suppled with the unit as accessories as shown in the fig- ure so that the control box is securely fixed.

  • Page 5: Adjusting The Belt Cover (When M91 Is Used)

    4. Adjusting the belt cover (when M91 is used) 1) Adjustng the clearance of the cover Loosen cover setscrew 1 and adjust so that the left and rght clearances between the belt cover and the belt are equal to each other. (Caution) 1.

  • Page 6: Connecting The Cords

    Optional unit A Followng connectors are prepared on the front face of SC-910N. Connect the connectors comng from the machine head to the corresponding places so as to fit the devices mounted on the machine head.
  • Page 7 1) P a s s t h e c o r d s 1 o f t h e t h r e a d t r  m m  n g 2) Loosen setscrew 8 n front cover 7 . solenod, reverse-sttchng solenod, etc., and 3) Pressng the sde of front cover 7 n the drecton the cords of the synchronzer 2 , safety swtch...
  • Page 8 10) Fx all cables comng from the machne head wth cable clp band !0 attached to te-mount !1 . [ Connection of the connector for CP panel ] Exclusve connectors are prepared for connecton of the connector for CP-170. Payng attenton to the orentaton of the connec- tor, connect t to connector B located on the crcut board.
  • Page 9 (Caution) 1. Fix the cable clip band following How to fix cable clip band !2 the attaching procedure as shown Pull Pull in the figure. 2. To remove the cable clip band, push the cable clip band until it comes off while pressing the hook of the band following the removing procedure as shown in the figure.
  • Page 10 [For CE specifications only] 15) Remove three screws 1 located on the sde of 16) Set power source cord set 3 and nstallng plate 4 suppled wth the unt as accessores as the control box. shown in the figure, and fix them to the control box man unt wth three setscrews 2 whch have been removed.
  • Page 11 [Power voltage changeover procedure (power voltage setting procedure)] 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 12 [In case of using the power switch for LA] It s necessary to separately purchase the parts below. JUKI Part No. Descrpton Q'ty Remarks 40012006 Set A for LA For 3-phase 200 to 240V 40012007 Set B for LA For sngle phase 100 to 120V In addton, separately prepare the power swtch for LA.

  • Page 13: Attaching The Connecting Rod

    20) Installing power switch JA 3ø 220V Connect power supply cord to the power switch. Black [JA specifications] 200V-240V 3-phase 220 V : Power supply cords : black, White white, red and green/yellow Green / Yellow (ground wire) (ground wire) JA 1ø...

  • Page 14: Setting Procedure Of The Machine Head

    7. Setting procedure of the machine head WARNING : When the machine head other than DDL-9000A is used, the work of items 7, 8 and 9 is not necessary. The machine head is automatically selected by inserting the machine head connector. 1) Refer to "#-4.

  • Page 15: Machine Head List

    8. Machine head list Contents Number of revolutions at Max. number of Machine head of display the time of delivery (rpm) revolutions (rpm) DLM-5400 4000 4500 DLN-5410 4000 5000 DLN-5410H 3500 4000 DMN-5420 4000 5000 DLD-5430 4000 4500 DLU-5490 4000 4500 DDL-5600B 3700...

  • Page 16: Adjusting The Machine Head (Ddl-9000A Only)

    9. Adjusting the machine head (DDL-9000A only) WARNING : 　 When the slip between the white marker dot on the handwheel and the concave of the cover is excessive after thread trimming, adjust the angle of the machine head by the operation below. 1) Smultaneously pressng swtch 2 and swtch 3 , turn ON the power swtch.

  • Page 17: For The Operator

    #. FOR THE OPERATOR 1. Operating procedure of SC-910N 1) Press ON button 1 of the power swtch to turn ON the power. (Caution) In case the power indication LED does not lights up even when turning ON the power switch,immediately turn OFF the power and check the voltage.
  • Page 18 6) When operaton panel 6 s connected, varous sewng patterns such as reverse feed sttchng at sewng start, reverse feed sttchng at sewng end, etc. can be set. Refer to the Instructon Manual for the operaton panel for the detals. 7) When pressing touch-back switch 7 , reverse feed can be performed.

  • Page 19: Explanation Of The Operation Panel

    2. Explanation of the operation panel swtch Used for determnng the contents of settng. When this switch is pressed, flashing stops and the contents of settng are determned. swtch Used for changng the contents of settng. When this switch is pressed, changeable positions flash on and off. By pressing the switch, flashing position shifts in the right direction.

  • Page 20: Operating Procedure Of The Sewing Pattern

    3. Operating procedure of the sewing pattern (1) Reverse stitching pattern Reverse sttchng patterns below can be set by usng the operaton 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 21: Overlapped StTchNg Pattern

    5) Press swtch 2 to make number of Flash sttches dsplay 8 flash on and off, and set the number of sttches for the respectve processes of the sttchng. 6) Press swtch 4 or swtch 3 to change the number of sttches. The number of sttches can be changed up to as many as 15 sttches for the A, B, C, and D pro- cesses respectvely.

  • Page 22: SpecAl SettNg

    (3) Special setting It s possble to change the set value n the front panel by drectly movng to the functon settng mode whle the power s turned ON n addton to the normal functon settng procedure. [ Moving procedure to the function setting mode ] 1) Hold pressng swtch 2 , and press swtch 4 to move to the functon settng...
  • Page 23 3 Number of sttches to stop the sewng machne after detecton of materal end settng (Functon settng No. 4) Press swtch 2 to advance to the func- ton settng No. 4. It s possble to change the set value wth swtch 3 or swtch 4 .

  • Page 24: Setting For Functions Of Sc-910N

    4. Setting for functions of SC-910N Functions can be selected and specified by means of the four setting switches and light emitting diode lo- cated nsde the front cover of the SC-910N. Specified value Specified No. 1 Switch for entering specified value changed and updating setting No.
  • Page 25 4) When you want to advance the settng No., press Specified No. swtch 2 to advance the settng No. When you want to return the settng No., press swtch 1 to return the settng No. (Caution) W h e n s w i t c h 1 ( switch 2 ) is held pressing, the setting No.

  • Page 26: Function Setting List

    5. Function setting list Item Descrpton Settng range Indcaton of functon settng Ref. page Soft start The number of sttches to be sewn at a low speed when the soft- 0 to 9 functon start functon s used at the start of sewng. (Sttches) 0 : Soft-start functon s not operatve.
  • Page 27 Item Description Setting range Indication of function setting Ref. page 18 Bird’s nest pre- This function is effective in combination with the machine head vention function with bird's nest prevention function (optional unit A is necessary). 0 : Bird's nest prevention function is not operative. 0 to 2 1 : Bird's nest prevention function is operative.
  • Page 28 Item Descrpton Settng range Indcaton of functon settng Ref. page 38 One-shot speed One-shot speed (The max. value depends on the number of ro- 200 to MAX taton of the sewng machne head.) (r.p.m.) 39 Pedal stroke Poston where the sewng machne starts rotatng from pedal 10 to 50 at the start of neutral position (Pedal stroke)
  • Page 29 Item Descrpton Settng range Indcaton of functon settng Ref. page 60 Functon of stop Functon at the tme of completon of reverse feed sttchng at mmedately after the start of sewng reverse feed 0 : Not provded wth the functon of temporary stop of the sttchng at the sewng machne at the tme of completon of reverse feed start of sewng...
  • Page 30 Item Descrpton Settng range Indcaton of functon settng Ref. page 89 Tenson release Ths functon s effectve n combnaton wth the machne head wth functon brd's nest preventon functon (Optonal unt A s necessary). 0 : Moton s prohbted. 1 : Moton of thread draw-out/return solenod s prohbted. 90 Intal moton up Automatc UP stop functon s set mmedately after turnng ON the stop functon...
  • Page 31 Item Descrpton Settng range Indcaton of functon settng Ref. page 110 Separately When selectng reverse sttchng pattern/overlapped sttchng drven needle pattern, ths functon stops/uses the separately drven needle changeover changeover functon. functon (free When “0” (invalid) is selected, the separately driven needle sttchng/ changeover s not possble wth reverse sttchng pattern/over- overlapped...
  • Page 32 Item Descrpton Settng range Indcaton of functon settng Ref. page 117 Presser lftng When connecting knee switch, this function selects stop/use of swtch functon automatic presser lifting function by knee switch. selecton 0 : Automatic presser lifting by knee switch is stopped 1 : Automatic presser lifting by knee switch is used.

  • Page 33: Detailed Explanation Of Selection Of Functions

    6. Detailed explanation of selection of functions 1 Selection of the soft-start function (Function setting No. 1) The needle thread may fal to nterlace wth the bobbn thread at the start of sewng when the sttchng ptch (stitch length) is small or a thick needle is used. To solve such problem, this function (called “soft-start”) is used to lmt the sewng speed, thereby assurng successful formaton of the startng sttches.
  • Page 34 8 Optional switch function selection (Function setting No. 12) : It is used only when it is combined with the machine head provided with the optional switch. Functons to be assgned to the optonal swtch can be selected from the followng functons. 0 : No functon (Standard settng) 1 : Needle up / down compensatng sttchng : Every tme the swtch s pressed, normal feed sttchng by half sttch s performed.
  • Page 35 4 On-tmng of solenod for condensaton sttch (when condensaton sttch s performed by 1 sttch.) (Functon settng No. 65) Starting timing of solenoid for condensation of 1 stitch can be corrected by angle at the unit of 10˚. Adjustng range –...
  • Page 36 !6 Setting of the suction time of the back-tack solenoid (Function setting No. 29) This function can change the suction time of the back-tack solenoid. It s effectve to decrease the value when the heat s hgh. (Caution) When the value is excessively decreased, failure of motion or defective pitch will follow. Be careful when changing the value.
  • Page 37 !8 Number of rotation of one-shot stitching (Function setting No. 38) Ths functon can set, by the pedal operaton of one tme, the sewng speed of one-shot sttchng when the sewing machine continues stitching until completing the number of stitches specified or detecting the mate- ral end.
  • Page 38 @1 Foot lift function after thread trimming (Function setting No. 55) Ths functon can automatcally lft the presser foot after thread trmmng. Ths functon s effectve only when t s used n combnaton wth the AK devce. 0 : off Functon of automatcally lftng the presser foot s not provded.
  • Page 39 @6 Function of stop immediately after the reverse feed stitching at the start of sewing (Function setting No. 60) This function temporarily stops the sewing machine even when keeping depressing the front part of the pedal at the tme of completon of process of reverse feed sttchng at the start of sewng. It s used when sewng a short length by reverse feed sttchng at the start of sewng.
  • Page 40 #0 Function of reducing speed of reverse feed stitching at the start of sewing (Function setting No. 92) Functon to reduce speed at the tme of completon of reverse feed sttchng at the start of sewng : Normal use depending on the pedal condition (Speed is accelerated to the highest without a break.) Ths functon s used when temporary stop s used properly.
  • Page 41 #7 Continuous stitching + one shot stitching nonstop function (Function setting No. 94) In IP-110 program functons, ths s a functon that does not stop the sewng machne at the last of a step and proceeds to the next step when performng sewng by combnng contnuous sttchng wth one shot sttchng.

  • Page 42: Automatic Compensation Of Neutral Point Of The Pedal Sensor

    7. Automatic compensation of neutral point of the pedal sensor Whenever the pedal sensor, sprng, etc. are re- placed, be sure to perform followng operaton : 1) Pressng swtch 2 , turn ON the power swtch. 2) Indcaton on the screen wll be as llustrated n 6 .

  • Page 43: Setting Of The Auto Lifter Function

    10. Connection of the pedal of standing-work machine 1) Connect the connector of PK70 to connector 1 (CN32 : 12P) of SC-910N. 2) Tghten the cord of PK70 together wth other cords wth cable clp band 2 attached to the sde of the box after passng t through the cable clamp.

  • Page 44: External Input / Output Connector

    12. Connection of the material end sensor (ED) 1) Connect the connector of materal end sensor (ED) to connector 1 (CN45 : 6P) of SC-910N. 2) Tghten the cord of the materal end sensor to- gether wth other cords wth cable clp band 2 attached to the sde of the box after passng t through the cable clamp.

  • Page 45: Initialization Of The Setting Data

    13. Initialization of the setting data All contents of functon settng of SC-910N can be returned to the standard set values. 1) Pressng all swtches 2 , 3 and 4 nsde the front cover, turn ON the power swtch. 2) LED dsplays ndcaton 5 with the sound “peep”, and ntalzaton starts.

  • Page 46: Maintenance

    $. MAINTENANCE 1. Removing the rear cover WARNING : To prevent personal injuries caused by electric shock hazards or abrupt start of the sewing machine, remove the cover after turning OFF the power switch and a lapse of 5 minutes or more. To prevent personal injuries, when a fuse has blown out, be sure to replace it with a new one with the same capacity after turning OFF the power switch and removing the cause of the blown-out of the fuse.

  • Page 47: Error Codes

    3. Error codes In case of the following, check again before you judge the case as trouble. Phenomenon Cause Corrective measure When tltng the sewng machne, When tltng the sewng machne Tlt the sewng machne after turnng the buzzer beeps and the sewng wthout turnng OFF the power swtch, OFF the power.

  • Page 48: Error Code List

    n addition, there are the following error codes in this device. These error codes interlock (or limit function) and inform the problem so that the problem s not enlarged when any problem s dscovered. When you request our servce, please confirm the error codes.
  • Page 49 • When voltage higher than guaranteed • Check whether the applied power voltage is one is inputted. higher than the rated voltage + (plus) 10% or • 200V has been inputted to SC-910N of more. 100V specifications. • Check whether 100V/200V changeover connector is improperly set.

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