JUKI SC-956 Instruction Manual Download Page 108

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7-3. Replacing the fuse

The machine uses the following two fuse.
Both are the same fuses.

CTL PCB

❶

For 85V power supply protection

5A (time-lag fuse)

❷

For 24V power supply protection

5A (time-lag fuse)

❶

❷

7-2-2. Applying grease to the presser bar bushing

1) Remove presser bar bushing lubrica-

tion screw

❷

with a hexagon wrench.

2) Detach the cap of exclusive grease

❶

Put its tip into the oil hole to add exclu-
sive grease

❶

At this time, add the grease until it over-

flows.

3) Push in overflowing exclusive grease

❶

with lubrication screw

❷

4) Wipe off the excess of exclusive grease

❶

(from around the lubrication screw).

❷

DANGER :

To avoid electrical shock hazards, turn OFF the power and open the control box cover after about

five minutes have passed.

Open the control box cover after turning OFF the power without fail. Then, replace with a new

fuse with the specified capacity.

❶

Summary of Contents for SC-956

Page 1: ...INSTRUCTION MANUAL LH 4500C Series SC 956...

Page 2: ...talling the accessory ring core Only for the EU type models 9 2 9 1 Installing the accessory ring core supplied with the electrical box 9 2 10 Connecting the cords 10 2 11 Handling the cords 11 2 12 A...

Page 3: ...ustom switch 33 4 9 Adjusting the amount of oil oil splashes in the hook 35 4 9 1 Adjusting the amount of oil in the hook 35 4 9 2 How to confirm the amount of oil oil splashes 36 4 9 3 Sample showing...

Page 4: ...2 Adjusting the timing between the needle and the blade point of hook 107 8 3 Adjusting the hook needle guard 110 8 4 Adjusting the bobbin case opening lever 110 8 5 Adjusting the position of counter...

Page 5: ...9 4 Custom patterns 147 9 4 1 Selecting the custom pattern 147 9 4 2 Creating a new custom pattern 149 9 4 3 Editing the custom pattern 152 9 4 4 Copying and deleting the custom pattern 153 9 5 Conden...

Page 6: ...echanism Without With Motor AC servo motor Lubricating oil JUKI NEW DEFRIX OIL No 1 or JUKI CORPORATION GENUINE OIL 7 Number of patterns Sewing pattern 99 patterns For the polygonal shape sewing as ma...

Page 7: ...29 21 5 21 25 35 91 70 97 19 14 2 14 2 56 52 9 14 60 0 5 81 1 810 52 5 34 0 5 0 14 5 19 30 152 21 5 43 27 5 249 50 35 0 5 170 75 15 195 13 5 0 5 0 459 5 47 5 154 5 556 6 1 0 5 200 141 55 200 1 2 2 5 R...

Page 8: ...machine Carry the sewing machine while holding the ma chine arm with two persons as shown in the figure Caution when placing the sewing machine Place the sewing machine on a horizontal and plane plac...

Page 9: ...r the right and that for the left Be sure to check the types of the support rubbers before fixing them Sheet A eight pieces and sheet B four pieces are supplied with the machine as acces sories For th...

Page 10: ...cap from the bed 1 If the sewing machine runs without removing air vent cap oil may leak from feed box unit C 2 In the case of transporting the sew ing machine with its head detached from the table i...

Page 11: ...from the top surface of table 2 5 Installing the control box 0 8 mm 1 Secure toothed washer and vibration proof rubber to control box At four locations Tighten the toothed washer until it protrudes th...

Page 12: ...the table by fixing four accessory bolts which are supplied with the electrical box in holes a in the table Secure pedal sensor to the table with two plain washers and two wood screws both of which a...

Page 13: ...ox Attach both bushes in the same manner 4 Attach reactor box cover to reactor box mounting plate with four reactor box cover setscrews At this time fix cord bushes attached to input output cables and...

Page 14: ...cessory ring core Only for the EU type models 2 9 1 Installing the accessory ring core supplied with the electrical box Refer to accessory manual for Installing the accessory ring core supplied with t...

Page 15: ...ts 1 Secure pedal sensor on the table using accessory plain washers and wood screws two each supplied with the control box 2 Connect the respective cords to the corresponding con nectors of CTL PCB PW...

Page 16: ...n For the purpose of preventing the cord breakage take care not to allow the cords to be caught between the control box and control box cover when attaching the latter DANGER 1 To prevent personal inj...

Page 17: ...tor screw in and de creases as you turn the screw out 2 12 Attaching the connecting rod 2 13 Adjustment of the pedal 2 13 1 Installing the connecting rod 2 13 2 Adjusting the pedal angle Move pedal to...

Page 18: ...pedal 5 Thread trimming E is performed by further depressing the back part of pedal When starting sewing from the state that the presser foot has been lifted with the Auto lifter and you depress the b...

Page 19: ...k race portion 2 15 1 Supplying oil to the oil tank 2 15 2 Lubricating the hook race portion 2 Supply the oil until oil amount mark at the upper right on the operation pan el turns green Be aware that...

Page 20: ...g machine Turning ON the power switch Be aware that the needle bar may move automatically according to the settings of the sewing machine when the power is turned ON Welcome screen Firstly the welcome...

Page 21: ...clock Mode screen 1 Press The mode screen is displayed 2 Select the 8 Clock setting The clock setting screen is displayed Clock setting screen 3 Enter year month day hour minute sec ond with The time...

Page 22: ...e feed stitch button This switch is used for changing the ON OFF status of reverse feed stitching at the end of sewing When reverse feed stitching at the end of sewing is placed in the OFF state mark...

Page 23: ...by pressing For the setting items of the Memory switch or sewing pattern change the target data and press to confirm the change After the setting data on the number of stitches of reverse feed stitchi...

Page 24: ...settings of each function which is assigned according to 9 10 Key customization p 167 Set up functions for the selected sew ing pattern Only for the maintenance personnel mode Refer to 5 2 5 Editing...

Page 25: ...e to hook relation p 105 and 8 3 Adjusting the hook needle guard p 110 If there is no clearance the needle and the hook will be damaged 3 2 Attaching and removing the bobbin 1 Lift latch and take out...

Page 26: ...spring In the case of LH 4578C 7 1 Set a bobbin to the bobbin case so that the bobbin turns in the direction of arrow mark A 2 Pass the thread through threading slit of the hook Then keep drawing the...

Page 27: ...s 2 Refer to Fig 1 when using polyester spun thread Refer to Fig 2 when using filament thread 3 For the NB type model be sure to pass the thread through the thread guide 4 Thread guide M is able to pr...

Page 28: ...tangled on the pulley It is recommended in order to avoid the above stated trouble to wind the bobbin on the F side which is located far from the motor B A C E D F 3 Press the bobbin winding lever in...

Page 29: ...s the pedal is depressed When is pressed the sewing machine exits from the Bobbin winding mode 1 When winding the bobbin thread start the winding in the state that the thread between the bobbin and th...

Page 30: ...areful that screw A does not protrude in the rear of the bed slide when fixing the attachment to the bed slide with the screw When it protrudes as shown in the figure the screw interferes with other c...

Page 31: ...d in memory 1 In the case of setting the needle thread tension the needle thread tension input screen is displayed by pressing for the needle thread tension left or by pressing for the needle thread t...

Page 32: ...by turning bobbin thread tension screw clockwise A or is decreased by turning it counterclockwise B WARNING To protect against possible personal injury due to abrupt start of the machine be sure to st...

Page 33: ...ockwise to increase the spring strength or clockwise to decrease it Secure the thread take up spring left by tight ening nut 2 To change the strength of thread take up spring right loosen screw and tu...

Page 34: ...4 3 2 Micro lifter function Sewing while lifting the presser foot by very small amount is enabled by inputting a negative value on the panel Refer to the table shown below for a rough indication of t...

Page 35: ...r clamp screw Attach the face plate Be aware that for the F type sewing machine the presser foot lifter stroke has to be decreased in the case the position of presser bar positioning bracket upper is...

Page 36: ...h the sew ing product 2 Be aware that interference between the throat plate and feed dog can occur depending on the gauge used Be sure to check the clearance in the gauge to be used The clear ance mus...

Page 37: ...he hand lamp status is changed in repetition Change in color of the LED light 1 When switch is held pressed for three seconds the sewing machine enters the light color changeover mode The light color...

Page 38: ...of the re verse feed lever Length of the seam sewn by feeding the material in the normal or reverse direction of feed can be controlled by operating reverse feed lever 4 8 Custom switch Various kinds...

Page 39: ...lect the function item to be assigned to the switch Then select the input signal status In the case the function item i51 or beyond is selected the operation to be carried out when the button is press...

Page 40: ...itch i52 Presser foot lifting function i53 Function for cancelling reverse feed stitching at the beginning of sewing i54 Function for prohibiting depress on the front part of pedal i55 Function for pr...

Page 41: ...hook while the sewing machine is in operation 3 Confirm that oil exists in the oil tank 4 Confirmation of the amount of oil should be completed in five seconds Check the period of time with a watch U...

Page 42: ...are displayed The display and button operation differ according to the selected sewing pattern There are two different screen display modes i e Operator mode and Maintenance personnel mode The mode ca...

Page 43: ...information screen The mode is changed over between the operator mode and maintenance personnel mode by pressing the Information key and the Mode key simulta neously Sewing pattern No button Sewing p...

Page 44: ...sewing machine is displayed in this field in 24 hour sys tem Sewing shape button Selected sewing pattern is displayed on this screen Four different sewing patterns are available i e free stitching pat...

Page 45: ...button This button has been initially set to the Stop position of needle bar Refer to 5 2 6 List of pattern functions p 55 Customization button A selected function can be allocated to and registered...

Page 46: ...feed stitching at start main stitching re verse feed stitching at end and pattern function Pattern No 1 No 200 Reverse feed stitching at start section Refer to 5 2 3 Reverse feed stitching at start p...

Page 47: ...ode Pattern list screen In alphabetical order Maintenance personnel mode 5 2 2 List of sewing patterns The list of stored sewing patterns are displayed on the screen Under the maintenance personnel mo...

Page 48: ...rn p 129 This button is only displayed under the maintenance personnel mode New cycle pattern creation button This button is used for creating a new cycle pattern Refer to 9 3 Cycle pattern p 142 This...

Page 49: ...nning of sewing Change the number of reverse feed stitches with The value you have entered is confirmed by pressing Then the sewing screen is displayed Edit screen for reverse feed stitching start ope...

Page 50: ...ing Sewing start reverse feed stitching screen maintenance personnel mode 3 Select one of the reverse feed stitching patterns to be used at the beginning of sewing Reverse feed stitch Condensation sti...

Page 51: ...t screen to the sewing start re verse feed stitching screen Refer to 9 5 Condensation custom pattern p 155 for details of the con densation custom stitching In the case of selecting condensation stitc...

Page 52: ...putting the stitch length A 1 When A is pressed the stitch length input screen is displayed 2 When is pressed the stitch length can be entered 3 Input the stitch length with numeric key pad In the cas...

Page 53: ...C Then the presser foot pressure input screen is displayed 2 Input a presser foot pressure with but ton In the case is selected the pressure foot pressure you input will be the pres sure which is emp...

Page 54: ...the status enable disable of the needle thread tension function with button 3 is pressed the value you have input is confirmed and the screen returns to the sewing start reverse feed stitching data ed...

Page 55: ...ed for one sec ond The reverse feed stitching at end edit screen is displayed The sewing end reverse feed stitching pat tern can be operated when the sewing end reverse feed stitching function is plac...

Page 56: ...tely Refer to 5 2 6 List of pattern functions p 55 for the function items that can be edited Change the respective items and press to confirm the change Press to display the sewing screen Sewing scree...

Page 57: ...er to 5 2 7 Teaching function p 63 for the teaching function When is pressed while an over lapped stitching pattern is selected the Overlapped stitching edit screen is displayed 1 Set the number of st...

Page 58: ...played Sewing screen Maintenance personnel mode 2 Change the sewing conditions with Then check the sewing performance Below stated sewing conditions can be adjusted Stitch length Presser foot pressur...

Page 59: ...eedle bar following two different ad justment procedures described below Adjustment with the key Adjust the needle bar position with Value shown in display will change accordingly Adjustment with the...

Page 60: ...e of reverse feed stitching at the beginning of sewing Reverse feed stitching Condensation Condensation custom Reverse feed stitching Condensation Condensation custom S013 Custom stitching at the begi...

Page 61: ...Reverse feed stitching Condensation Condensation custom S033 Custom stitching at the end of sew ing Condensation custom No 1 to 9 Condensation custom No 1 to 9 S036 Stitch length at the end of sewing...

Page 62: ...sition Stop with the needle up Stop with the needle down S051 Thread pressure ON OFF OFF ON S052 Thread trimmer ON OFF OFF ON S053 One shot OFF ON S054 When the preset number of stitch es is reached a...

Page 63: ...after thread trimming 0 1mm 0 0 to 13 5 S069 Automatic reset of both needles after thread trimming OFF ON S070 Needle thread tension when the needle bar stops at the midpoint of angular stitching 0 t...

Page 64: ...g on multi layered portion 1 0 to 200 Common setting S005 S096 Stitch length when sewing multi layered portion 1 0 1mm 4 0 to 4 0 Common setting S003 LH 4578C 0B 7 0 to 7 0 Common setting S003 LH 4578...

Page 65: ...be sewn before turning OFF the change over at the time of one touch type changeover 0 to 200 S112 Tension correction speed chart 1 to 4 S113 Needle thread tension correction OFF Correction according t...

Page 66: ...number of stitches per 3 cm 0 1mm 4 0 to 4 0 LH 4578C 0B 7 0 to 7 0 LH 4578C 7 LH 4588C 7 S206 Needle thread tension left 0 to 200 S207 Needle thread tension right 0 to 200 S209 Presser foot pressure...

Page 67: ...the sewing machine stops 0 1mm 0 0 to 20 0 S217 One shot OFF ON S219 Sewing speed 10sti min 150 to 3000 S220 Automatic return of both needles under the step feed mode OFF ON Step 02 Step 30 Setting i...

Page 68: ...N the teaching function Starting teaching The input value is set to 0 zero Then depress the pedal to perform sewing until the desired position is reached The teaching function counts the number of sti...

Page 69: ...pressing the pedal Then count the number of stitches sewn using the teaching function Confirming the teaching content Confirm the content of teaching by car rying out thread trimming The screen return...

Page 70: ...to the machine head switch 1 at the time of shipment Data that is changed over with the one touch changeover function Sewing speed Stitch length Needle thread tension Refer to 4 8 Custom switch p 33...

Page 71: ...ing the steps of procedure described below Selecting the new pattern creating function Sewing pattern management screen 1 Press to display the sewing pattern management screen 2 Press 3 Select a sewin...

Page 72: ...wing pattern 1 Press to display the sewing pattern No registration 2 Enter the pattern number to be regis tered using the numeric keypad 3 Press to confirm the pattern number you have entered The sewi...

Page 73: ...n management screen 1 Press to display the sewing pattern management screen 2 Press 3 Input a copy pattern number with the numeric keypad 4 Press to confirm the pattern number you have entered The sew...

Page 74: ...ent screen 2 Press It is possible to select and display sewing pattern s which include target characters from the sewing patterns stored in memory by entering the target characters such as the product...

Page 75: ...essing button 4 The Sewing pattern management screen containing only the patterns which include the entered character s are displayed by pressing 5 Narrow down operation is not carried out by pressing...

Page 76: ...Bobbin thread counter right The bobbin thread counter adds one to its current value every time the sewing machine sews 10 stitches When the preset value is reached the count completion screen is displ...

Page 77: ...screen 5 3 3 How to set the counter Selecting the counter setting 2 Select the 4 Counter setting Mode screen Setting the type of counter current value of counter and preset value for counter 1 Displa...

Page 78: ...pe screen 1 Select the current counter value 2 Enter with the numeric keypad 3 Press to confirm the type of counter you have selected Current counter value screen 1 Select the counter set value 2 Ente...

Page 79: ...lue the count completion screen is displayed DOWN counter subtracting method The counter subtracts one from its current value every time the sewing machine sews one stitch shape When the current value...

Page 80: ...counting again Mode screen Confirming the data entered Confirm the counter content Then press or if is not displayed to return the screen to the mode screen When close button is pressed on the mode sc...

Page 81: ...Memory switch type selection screen Sewing adjustment mode screen Sewing data edit screen Sewing speed limit Sewing data edit screen Stitch length Display all New pattern creation screen Reverse feed...

Page 82: ...s memory switch is used for setting the thread trimmer operation after the sewing machine has moved from its upper lower stop position by manual turn ing of handwheel 0 Permitted 1 Prohibited 0 to 1 U...

Page 83: ...ed Set maximum speed reaching position from neutral pedal position Pedal Stroke 10 to 15000 U045 Pedal neutral position correction value Set neutral position of pedal sensor 150 to 150 U047 Presser fo...

Page 84: ...ition is reached Then the sewing machine returns to its needle up stop position Be aware that if the conversion lever is operated while the presser foot is going up the sewing machine will operate whe...

Page 85: ...tomatically adjusted depending on the material thickness 0 OFF 1 ON 0 to 1 U164 Pedal input high speed switch function 0 Normal pedal 1 To be used as the high speed switch 0 to 1 U169 Threshold of dif...

Page 86: ...operating time This memory switch is used for setting the time during which the AK device is in the ON state when the thread presser operates 0 to 50 ms U293 Thread presser sewing speed resetting ang...

Page 87: ...mber process 1 Comment 0 to 1 U406 Language selection 0 Not yet selected 1 Japanese 2 English 3 Simplified Chinese 4 Tradi tional Chinese 5 German 6 Spanish 7 French 8 Indonesian 9 Italian 10 Khmer 11...

Page 88: ...ct In the case the media is placed in the write prohibition state Turn the power OFF and check for a media E015 Format error In the case formatting of the media cannot be carried out Turn the power OF...

Page 89: ...encoder connector E402 Deletion disabled error In the case of attempting to delete the pattern which is used in a cycle pattern In the case of attempting to delete the custom pitch or condensation cu...

Page 90: ...rectly In the above described cases the power PCB has broken E813 Low voltage E815 Regenerative resistor is not connected In the case the regenerative resis tor is not connected Check whether the rege...

Page 91: ...maloperation E972 Pitch motor overload In the case the pitch motor is ap plied with an excessive load Check whether the pitch motor runs smoothly E975 Presser motor IPM over current protection Presser...

Page 92: ...e category of the memory switch data Mode screen Sewing screen Memory switch type selection screen 2 Select the 1 Memory switch The memory switch type selection screen is displayed 3 Select the 1 Disp...

Page 93: ...data entered 1 Enter a set value with numeric keypad and 2 When is pressed the value returns to the value before input When is held pressed for one second the value returns to the initial value 3 Pre...

Page 94: ...the single needle stops sewing lifts the presser foot and resets the automatic single needle stitching mode How to set for the corner stitching Sewing screen Mode screen Needle gauge setting screen 1...

Page 95: ...screen is displayed 6 Press The Angle pattern type selection screen is displayed 7 Select angle pattern 8 When you press the opera tion you have carried out is confirmed and the screen returns to the...

Page 96: ...ly calculated based on S003 Stitch length and Needle gauge setting For and the reference values for the length of portion to be sewn with the single nee dle using the separately driven needle bar func...

Page 97: ...ically goes up after the sewing machine has finished sewing of the number of stitches set with E Turn the material by 70 F Carry out sewing with the single needle right under sewing condition G The se...

Page 98: ...reen Sewing data edit screen 2 Press The Needle thread tension correction screen is displayed Sewing screen Maintenance personnel mode 1 Press on the sewing screen under the maintenance personnel mode...

Page 99: ...ing 6 Set U202 Final correction amount with numeric keypad Using the aforementioned set value determine the correction ratio of the needle thread tension The set value can be reset to the initial valu...

Page 100: ...ad tension correction screen is displayed Needle thread tension correction screen 1 Press on the sewing screen under the maintenance personnel mode The sewing data edit screen is dis played Sewing dat...

Page 101: ...g at the maximum sewing speed 2000 sti min 9 When is selected a correction value for sewing speedset with U044 Max sewing speed position can be set As in the case of 6 the sewing machine is able to pe...

Page 102: ...en 6 4 Correcting the presser foot pressure according to the sewing speed The presser foot pressure can be corrected according to the sewing speed The needle thread tension can also be set on the oper...

Page 103: ...itial value of 100 by pressing 9 When you press after the completion of thread trimming the screen returns to the Auto matic presser foot pressure correction setting screen 5 The set value of presser...

Page 104: ...move dust accumulated on feed dog and thread trimmer unit portion with a soft brush or a piece of cloth Wipe hook clean with a piece of soft cloth and check that the hook has no scratches on its surfa...

Page 105: ...thread waste and dust from the relevant parts Periodically discharge the oil from oil bottle As a guide approximately once a week Before tilting or raising the machine head be sure to check that there...

Page 106: ...take up cover and needle bar if the amount of grease is excessive 4 Be sure to use JUKI GREASE A TUBE part number 40006323 7 2 1 Applying grease to the needle bar and thread take up lever Square block...

Page 107: ...e felt to which grease has been soaked after removing old grease adhered to the inside of the hole and the felt Further pour grease above the felt and cover it with the rubber cap A LH 4588C Needle ba...

Page 108: ...the cap of exclusive grease Put its tip into the oil hole to add exclu sive grease At this time add the grease until it over flows 3 Push in overflowing exclusive grease with lubrication screw 4 Wipe...

Page 109: ...emove panel from the main body of sew ing machine 2 Loosen screw from the rear surface of the operation panel Detach case 3 is the battery for clock Type number ML2020 F1AK 4 Cut metal plate D that se...

Page 110: ...stment mode Mode screen WARNING To protect against possible personal injury due to abrupt start of the sewing machine be sure to change over the operation mode to the hook timing adjustment mode The p...

Page 111: ...iming adjustment termination confirmation screen Hook timing adjustment mode screen Be aware that if you press the needle bar and presser foot will move 4 When is pressed the sewing screen returning c...

Page 112: ...between the needle and the blade point of hook when DP 5 134 needle is used Align the uppermost marker line A with the lower end of needle bar frame Tighten needle bar connecting stud clamping screw...

Page 113: ...this time the lower marker line on the needle bar is aligned with the lower end of needle bar frame the blade point of hook aligns with the center of needle and the upper end of needle eyelet is spac...

Page 114: ...ance of 0 01 to 0 05 mm for the F type model or to 0 03 to 0 1 mm for the G type model is provided between the blade point of hook and the needle by adjusting the position of the hook driving shaft sa...

Page 115: ...ook needle guard in direction b turn needle guard adjustment screw in direction B 4 Lastly adjust the clearance provided between the needle and the hook B 8 4 Adjusting the bobbin case opening lever G...

Page 116: ...screws 2 Adjust so that distances of 7 mm left and 8 4 mm right are provided between the tip of moving knife and the center of needle when the moving knife is at its backward end the moving knife is...

Page 117: ...hanged to an other thread of different count the clamp spring pressure may need to be re adjusted in some cases 1 3 mm Adjustment of the bobbin thread clamp pressure Loosen screw Adjust the clamp pres...

Page 118: ...the bearing Tighten thread trimming cam setscrew to secure thread trimming cam 1 mm WARNING To protect against possible personal injury due to abrupt start of the sewing machine be sure to change ove...

Page 119: ...cluding the F type model As same as the conventional wiper device the thread clamp device is able to roll in the needle thread on the wrong side of material Features So called bird s nest phenomenon w...

Page 120: ...of the needle thread sewing speed at the beginning of sewing should be reduced Memory switch U286 Thread clamp sewing speed Decrease the factory set value 250 sti min U293 Thread clamp sewing speed r...

Page 121: ...t from between them by decreasing the presser foot pressure Adjust the presser foot pressure and the sewing speed appropriately to prevent insufficient feed ef ficiency due to jumping or other faults...

Page 122: ...r 1 0 mm for the F type model at its highest point above the throat plate Be sure to set the stitch pitch to the minimum value on the operation pan el before starting adjustment 2 Inclination of the f...

Page 123: ...blade point of hook p 107 4 Tighten hook driving shaft base setscrew 5 Tighten setscrews of the lower shaft set collar 6 Attach slide plate asm side and cap 8 10 Replacing the bobbin thread slack pre...

Page 124: ...e of 90 and stitch pitch of 1 6 mm using a 3 16 gauge follow the cells along the row of heading angle 90 to the right on the Quick reference chart according to gauge to find the cell 1 6 Then follow t...

Page 125: ...2 mm in thickness is likely to be affected by the feed dog height Stable detection therefore cannot be carried out It is not possible to detect two or more multi layered sections thickness of which a...

Page 126: ...displayed Multi layered portion sewing parameter list screen 4 Select enable disable of the multi lay ered part detection by pressing 5 to confirm the setting Then the sewing data edit screen is disp...

Page 127: ...s is pressed the multi layered section changeover function ON sensor value screen is displayed Multi layered section changeover function ON sensor value teaching screen Check that the threshold you ha...

Page 128: ...ered portion of material 3 Stitch length can be input by pressing Enter the stitch length with 4 Similarly input the presser foot pres sure needle thread tension left and needle thread tension right 3...

Page 129: ...ing on the top of multi lay ered portion Stitch length Presser foot pressure Sewing speed Needle thread tension left Needle thread tension right Number of stitches for the multi layered section change...

Page 130: ...OFF threshold setting for the multi layered section detection even within the range of the number of stitches setting the sewing parameter returns to the previous one which is used before turning ON t...

Page 131: ...lti layered portion of material delays by several stitches End of the multi layered portion of material The sewing machine reaction to the detection of the end of multi layered portion of material del...

Page 132: ...Regarding K118 error resetting procedure p 128 in the case of carrying out error resetting K118 Once the error message E220 is displayed be sure to add grease for maintenance If the error message E220...

Page 133: ...switch edit screen is displayed 4 Select the K118 Grease shortage error reset The Grease shortage error reset screen is displayed Sewing screen 5 Set the set value to 1 using numeric keypad and Press...

Page 134: ...mode 1 Press on the sewing screen under the maintenance personnel mode The sewing pattern number list screen is displayed 2 Press The new pattern creation screen is displayed Setting the sewing shape...

Page 135: ...tering the pattern 1 Enter the sewing pattern number to be registered using numeric keypad An unassigned registration number that is closest to the entered value in the plus minus direction is display...

Page 136: ...der the maintenance personnel mode The sewing pattern number list screen is displayed Sewing screen Maintenance personnel mode Sewing pattern number list screen 1 Enter the sewing pattern number to be...

Page 137: ...tern deletion function Press on the sewing screen under the maintenance personnel mode The sewing pattern number list screen is displayed Sewing screen Maintenance personnel mode 3 The pattern is dele...

Page 138: ...der the maintenance personnel mode The polygonal shape stitching step edit screen is displayed Sewing screen Maintenance personnel mode This section describes how to change the number of steps and ste...

Page 139: ...ayed Sewing data edit screen Step changeover reference selection screen 3 Selecting step changeover reference Number of stitches One touch changeover Multi layered section detection Separately driven...

Page 140: ...h es Hand switch Multi layered part detection Separately driven needle bar sensor Step changeover sen sor value Number of stitches Stitch length mm Stitch length Needle thread tension left Needle thre...

Page 141: ...wing data under the sewing adjustment mode Refer to 5 2 5 Editing the sewing patterns 2 Sewing adjustment mode p 53 Teaching input screen in the case the step changeover ba sis is the number of stitch...

Page 142: ...nged 8 In the case additional registration of a step to the sewing pattern is possible step that is not yet set will be dis played at the rightmost field Teaching input screen In the case the step cha...

Page 143: ...reference in the same manner as aforementioned item number 3 Step changeover reference selection screen Polygonal shape stitching step edit screen Sewing data edit screen 12 Set other sewing data in t...

Page 144: ...p has been reg istered is not displayed Selecting the new pattern creating function Display the new sewing pattern creation screen Refer to in 9 1 1 Creation of a new pattern p 129 Creating a polygona...

Page 145: ...splayed Press to display the data dis card confirmation screen Steps of procedure to be taken after the aforementioned step are same as steps to in 9 1 1 Creation of a new pattern p 129 9 2 3 Setting...

Page 146: ...e to set the automatic lift of the presser foot to ON OFF when the sewing machine stops at the corner portion of material by setting S212 Midpoint stop and presser foot lift When S214 Position of need...

Page 147: ...electing the cycle pattern 1 Press on each sewing screen Sewing screen Sewing patterns Sewing pattern number management screen in numerical order 2 The Sewing pattern number manage ment screen in nume...

Page 148: ...attern selection screen in the numerical or der is displayed 3 Select the pattern you want to register from Press to confirm the setting 4 Press while selecting a step Then the registered cycle patter...

Page 149: ...sonnel mode Sewing pattern number management screen in numerical order Registering a pattern in new cycle sewing data 2 Press The New cycle sewing pattern edit screen is displayed This operation is to...

Page 150: ...data dis card confirmation screen 7 When is pressed the cycle sewing pattern number registration screen is displayed Cycle sewing pattern number registration screen 8 Enter the sewing pattern number t...

Page 151: ...ssary to re sew a cycle sewing pattern from the middle of the cycle sewing pattern after the occurrence of troubles such as thread breakage it is possible to re start sewing from an arbi trary step of...

Page 152: ...be set in one step This operation is to be carried out under the maintenance personnel mode 9 4 1 Selecting the custom pattern Custom patterns that you have created can be selected The custom patterns...

Page 153: ...ayed Stitch length input screen Selecting a custom pattern Custom pattern setting screen Registered custom stitch pattern s is dis played Press Press to confirm the setting Re turn the current screen...

Page 154: ...est to the entered value in the plus minus direction is displayed by pressing 2 Press The Custom pattern edit screen is displayed In the case the entered number has already been registered the prompt...

Page 155: ...reen 1 In the case of setting the number of stitches In this paragraph an example of entry of a custom pattern shown in Figure Example of custom pattern as an example The number of stitches can be inp...

Page 156: ...1 Confirming the numeric value After the completion of editing press Custom pattern list screen Custom pattern edit screen Custom pattern value is edited following the steps of procedure described bel...

Page 157: ...es Press to confirm the setting 2 In the case of setting the stitch length Possible input range is same as that of S003 Stitch length Change the stitch length for step 1 using the numeric keypad and f...

Page 158: ...tination number input screen is displayed Custom pattern list screen Inputting the custom pattern number 1 Enter the number of destination pattern for copying with numeric keypad and Press The copied...

Page 159: ...sabled message screen 4 If the custom pattern cannot be delet ed if the custom pattern is used in a standard sewing pattern the Dele tion disabled message screen will be displayed When is pressed the...

Page 160: ...Step 5 1 5 mm 2 stitches Step 4 1 mm 3 stitches Condensation custom pattern 9 5 2 Creating a new condensation custom Selecting the condensation custom pattern setting on the mode screen 1 Press The m...

Page 161: ...displayed on the screen Press The new condensation custom pattern creation pattern number input screen is displayed Condensation custom pattern list screen Stitch length Condensation custom edit scree...

Page 162: ...keypad and Press to confirm the setting A negative number of stitches can also be set In this case the direction of feed is reverse direction 3 Carry out the following setting in the similar manner T...

Page 163: ...itches can be input in the range from 1 to 100 Change the number of stitches for step 1 using the numeric keypad and or the num ber of stitches Press to confirm the setting 2 In the case of setting th...

Page 164: ...or copying with numeric keypad and 2 Press Copied pattern is registered and the screen returns to the Condensation custom pattern list screen In the case the entered number has already been registered...

Page 165: ...7 for details Once the simple lock is enabled operation of the buttons displayed on the screen is disabled thereby preventing maloperation 9 7 Version information Mode screen 1 Press The mode screen i...

Page 166: ...d The mode screen is displayed 2 Select the 11 Panel setting The operation panel setting screen is displayed Screen brightness of the LED panel can be changed Operation panel setting screen 3 Brightne...

Page 167: ...led on the information screen is as follows Data name Extension Description of data Sewing data LH00 EPD 001 to 999 Model specific sewing data format of the sewing pattern shape number of stitches etc...

Page 168: ...button For example select 1 EPD data trans mission reception The data direction selection screen is displayed Data communication list screen Selecting the communication direction Select the communicat...

Page 169: ...is displayed Data transmission receipt preparation screen Data number input screen 3 Confirm the numeric value with to start communication During communication screen is displayed while the communicat...

Page 170: ...re connected inserted the machine will only recognize one of them Refer to the USB specifications Do not turn the power OFF while the data on the USB flash drive is being accessed USB specifications C...

Page 171: ...let or smartphone to NFC mark on the op eration panel as illustrated in Fig 2 and hold it there until the data is displayed If the NFC communication has failed error message will be displayed on the t...

Page 172: ...vided Sewing speed Sewing speed Sewing speed Sewing pattern data Sewing pattern number Cycle pattern number Memory switch One touch changeover Bobbin winding Sewing adjustment Function is not provided...

Page 173: ...ist screen is displayed Setting the key customization Key customization mode list screen Mode screen 1 Select 1 Pattern sewing under oper ator mode Then key customization assignment screen operator mo...

Page 174: ...ignment screen Maintenance personnel mode Key customization assignment screen 1 Press to select the function Then press the target function button to allocate the function to to to for the operator mo...

Page 175: ...lues can be registered for warning 1 Keep held pressed for three second The mode screen is displayed 2 Select 9 Maintenance management setting Warning counter setting screen 3 When the counter for whi...

Page 176: ...of times 6 When is pressed the oper ation is confirmed Then the screen returns to the warning counter setting screen 7 When on the warning counter setting screen is pressed the warn ing counter set v...

Page 177: ...erforms sewing after the warning counter has been set number of counts is displayed in Warning counter clearing setting screen 10 When on the warning counter setting screen is pressed the warn ing cou...

Page 178: ...number of counts of the counter is not cleared the warning screen will be displayed again at the time of next count 19 When is pressed the oper ation is confirmed Then the screen returns to the maint...

Page 179: ...4 4 3 5 2 9 2 5 2 2 2 0 50 4 6 3 4 2 8 2 3 2 0 1 7 1 6 60 3 7 2 8 2 2 1 9 1 6 70 4 6 3 1 2 3 1 9 1 6 80 3 8 2 6 1 9 1 6 90 3 2 2 2 1 6 100 2 7 1 8 9 32 7 14 mm Number of stitches Angle 1 2 3 4 5 6 7...

Page 180: ...175 11 GAUGE PARTS LIST 43 22 TABLE OF EXCHANGING GAUGE PARTS LH 4578C TYPE F LH 4578C F type...

Page 181: ...176 23 TABLE OF EXCHANGING GAUGE PARTS LH 4578C 7 LH 4578C 7...

Page 182: ...177 47 24 TABLE OF EXCHANGING GAUGE PARTS LH 4588C 7 LH 4588C 7...

Page 183: ...ook relation p 105 Amount of oil in the hook is too small Adjust the amount of oil in the hook properly Refer to 4 9 1 Adjusting the amount of oil in the hook p 35 Needle thread trails 2 to 3 cm from...

Page 184: ...ot to come in contact with the needle 3 Loose stitches Bobbin thread does not pass through the forked end of the tension spring on the bobbin case Thread the bobbin case correctly Thread path has roug...

Page 185: ...knife pressure and clamp pressure 8 5 Adjusting the position of counter knife knife pressure and clamp pressure p 111 The clamp pressure works excessively resulting permanent set in fatigue of the cl...

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JUKI SC-956, Instruction Manual

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