JUKI MS-1261A-DWS Instruction Manual
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JUKI MS-1261A-DWS Instruction Manual

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MS-1261A-DWS
INSTRUCTION MANUAL

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Summary of Contents for JUKI MS-1261A-DWS

  • Page 1 MS-1261A-DWS INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    CONTENTS 1. SPECIFICATIONS ......................1 1-1. Specifications of the sewing machine head ..............1 1-2. Specifications of the control box ..................1 2. SETUP ..........................2 2-1. Setting up the sewing machine ..................2 2-1-1. Adjusting the sewing machine head ..................2 2-1-2.
  • Page 3 4-4-4. How to carry out teaching of the multi-layered section of material ........27 4-4-5. Sewing data on a free sewing pattern ................... 28 4-4-6. How to edit a step sewing pattern ..................34 4-4-7. How to carry out the teaching of the number of stitches ............ 38 4-4-8.

  • Page 4: Specifications

    6.4 mm(1/4) Circumference of cylinder 194 mm Lubricating oil JUKI NEW DEFRIX OIL No. 1 or JUKI CORPORATION GENUINE OIL 7 - Equivalent continuous emission sound pressure level (L ) at the workstation: A-weighted value of 84.5 dB ; (Includes K = 2.5 dB) ;...

  • Page 5: Setup

    2. SETUP 2-1. Setting up the sewing machine Fix the sewing machine on the floor with adjuster bolts ❶ (four pieces). ❶ ❶ Be sure to move the sewing machine with two or more persons. 2-1-1. Adjusting the sewing machine head Loosen bolts ❶...

  • Page 6: Changing The Position Of The Operation Panel

    2-1-2. Changing the position of the operation panel The operation panel has been installed on the undersurface of the sewing machine table at the time of deliv- ery. When you install it on the top surface of the sewing machine table, it is necessary to pass panel cord ❶ through hole ❸...

  • Page 7: Oiling And Draining Of Oil

    Before putting your sewing machine into use, fill the oil tank with the oil supplied with the sewing machine. 1) Feeding oil Detach oil sight window ❶ . ❶ Put JUKI New Defrix Oil No. 1 or JUKI CORPORA- TION GENUINE OIL 7 into the oil tank through the oil hole.

  • Page 8: Preparation Before Sewing

    3. PREPARATION BEFORE SEWING 3-1. Attaching the needle WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. Make a choice of the needle count in accordance with thickness of the thread and type of the material ❷...

  • Page 9: Threading The Machine Head

    3-2. Threading the machine head WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. ③ ❶ ❶ ② ① ❷ ❷ ❻ MA-1261A ④ ❺ ❸ MA-1261AM ❹...

  • Page 10: Adjusting The Thread Tension

    3-3. Adjusting the thread tension 1) Adjusting the needle thread tension 2) Adjusting the looper thread tension ❶ ❷ Turn tension adjusting screw ❷ clockwise to in- crease or counterclockwise to reduce the looper thread tension. Turn thread tension nut ❶ clockwise to increase or counterclockwise to reduce the needle thread ten- sion.

  • Page 11: Adjusting The Stitch Length

    3-4. Adjusting the stitch length WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. For the stitch length, adjust it on the sewing machine alone. Then, adjust the feed amount of the cloth puller belt.

  • Page 12: Adjusting The Needle Guard

    3-5. Adjusting the needle guard WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. ❸ Press the section below the needle MS-1261A : ❶ eyelet. 0.1 ～ 0.15mm MS-1261AM : 0.05 ～...

  • Page 13: Adjusting The Looper Thread Cam

    3-6. Adjusting the looper thread cam WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. Loosen screw ❷ , and adjust looper thread cam ❶ so that the looper starts drawing the thread when it ❶...

  • Page 14: Adjusting The Take-Up Thread Tension Control Lever

    3-8. Adjusting the take-up thread tension control lever WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. Needle thread loop size is determined by adjusting the position of take-up thread tension control lever ❶...

  • Page 15: How To Adjust The Cloth Puller

    3-10. How to adjust the cloth puller 3-10-1. Adjusting the cloth puller belt and its longitudinal position 1) Loosen hexagon head setscrews ❶ (three piec- ❶ es). Maximize the feed amount of the main body of sewing machine. Adjust the feed amount to 3 to Cloth puller belt 4 mm by moving the cloth puller back and forth Feed dog of...

  • Page 16: Adjusting The Inclination Of The Cloth Puller Belt

    3-10-2. Adjusting the inclination of the cloth puller belt ❷ 1) Loosen hexagon head setscrews ❷ (two pieces). If the cloth puller inclines (as shown Rotate the cloth puller so that it is in parallel with with θ), the chain-off thread skipping the feed dog.

  • Page 17: To Use The Sewing Machine With A Cloth Puller For Sewing Heavy-To Medium-Weight Materials

    3-12. To use the sewing machine with a cloth puller for sewing heavy-to medium-weight ma- terials WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. The MS-1261A has been developed to sew extra heavy-weight materials as standard. Various kinds of gaug- es have been prepared to enable the machine to be used for sewing heavy- to medium-weight materials.

  • Page 18: Adjusting The Difference In Height Of The Presser Foot

    3-12-3. Adjusting the difference in height of the presser foot Remove two screws ❷ that are used to retain ad- justing presser foot ❶ , and adjust the difference in height of the presser foot by replacing spacer ❸ . Thicknesses of spacers that match the respective throat plates and feed dogs are as shown in the table.

  • Page 19: Table Of Replaceable Gauges

    3-13. Table of replaceable gauges Presser foot (asm.) Part name Needle clamp (asm.) Throat plate Feed dog Needle thread guide (with finger guard) Needle gauge Model Application Code inch MS-1261A Extra-heavy-weight materials 12956256 40202942 40202943 12963351 MS-1261A Heavy-weight materials 12956256 40204587 40204601 12974150...

  • Page 20: Adjusting The Material Edge Detector

    3-14. Adjusting the material edge detector WARNING : When adjusting the sensor, neither put your hand close to the needle entry area nor put your foot on the pedal in order to protect against injuries. Material edge detector ❶ detects the presence / absence of the material at the beginning and end of sewing.

  • Page 21: Needle Cooler

    3-15. Needle cooler 3-15-1. Adjusting the position of the blow pipe 1) Loosen screw ❶ . 2) Adjust the position of blow pipe ❷ in terms of the longitudinal direction and rotational direction. 3) Tighten screw ❶ to secure blow pipe ❷ . ❷...

  • Page 22: How To Use The Operation Panel

    4. HOW TO USE THE OPERATION PANEL 4-1. Explanation of the operation panel switch ❼ ❺ ❻ ❽ ❶ ❾ ❸ ❹ ❷ NAME FUNCTION NAME FUNCTION ❶ ❽ RETURN key This key is used to return LCD display Various data such as pat- the screen to the previous tern No., shape, etc.

  • Page 23: Operation To Be Done At First

    4-2. Operation to be done at first 4-2-1. Selection of the language Select the language to be displayed on the operation panel when you turn ON the power to your sewing machine for the first time after the purchase. Note that, if you turn the power OFF without selecting the language, the language selection screen will be displayed every time you turn ON the power to the sewing machine.
  • Page 24 When you turn ON the power to the sewing machine, the sewing screen for the pattern that is currently se- lected is displayed. This sewing machine is able to sew free sewing patterns and step sewing patterns. As many as 99 different sewing patterns can be created by combining free sewing patterns and step sewing patterns.
  • Page 25 *1 Cloth pulling amount, the cloth puller pressure, sewing speed and the presser foot presser can be set using the sewing data items given below according to the state of the material placed under the presser foot. State of the material Cloth pulling amount Cloth puller pressure Sewing speed...

  • Page 26: How To Select A Sewing Pattern

    *2. For the sewing speed, the maximum sewing speed is limited by the set values of the stitch length and cloth pulling amount. The set value of sewing speed before the limit is applied is displayed on the operation panel. In the case the set value of stitch length is 3.1 mm or more: Maximum sewing speed 5000 sti/min In the case the set value of cloth pulling amount is 4.6 mm or more: Maximum sewing speed 4000 sti/min *3.

  • Page 27: How To Change The Sewing Data

    4-4. How to change the sewing data 4-4-1. Method of changing the sewing data ① C alling the sewing data edit screen ❺ ❻ ❽ ❼ ❼ is pressed on the sewing When the screen, the sewing data edit screen for the cur- rently-selected sewing pattern is displayed.
  • Page 28 ❾ (1) F key → <Sewing screen> <Sewing data edit screen> (The state the sewing data which has been registered to the F key is selected) (2) Presser foot pressure key <Sewing screen> S005 S018 S032 S078 Presser foot Presser foot pressure Presser foot pressure Presser foot pressure when pressure...

  • Page 29: How To Change The Part Number, Process Or Comment For The Sewing Pattern Data

    4-4-3. How to change the part number, process or comment for the sewing pattern data Part number, process or comment can be entered to allow the operator to easily understand the application of sewing pattern. The method to enter a part number is described below. Same method applies when entering a process or comment.

  • Page 30: How To Carry Out Teaching Of The Multi-Layered Section Of Material

    4-4-4. How to carry out teaching of the multi-layered section of material It is possible to perform teaching of the thresholds of the lower part (thinner part) and of the upper part (thicker part) of multi-layered section of material while using the actual sewing product. Sewing data items that can be used for teaching are as follows: Sewing pattern that is currently selected Sewing data that can be used for teaching...

  • Page 31: Sewing Data On A Free Sewing Pattern

    4-4-5. Sewing data on a free sewing pattern The following sewing data are used in each sewing state of a free sewing pattern. 　① Top-of-material sewing Setting of the sewing data to be used from the time at which the material is detected to the time at which the top of material reaches the cloth puller is carried out.
  • Page 32 　③ Cloth puller runs on the top of material Setting of the sewing data to be used when the top of material is fed to reach the cloth puller is carried out. State display on the operation panel: * Depending on the "S034 The number of stitches at which the presser foot pressure is changed at the beginning of sewing the top of material"...
  • Page 33 　⑤ State the sewing machine runs on the multi-layered section of material Setting of the sewing data to be used from the time at which a multi-layered section of material is detect- ed to the time at which the the presser foot of the sewing machine completely runs on the multi-lay- ered section is carried out.
  • Page 34 After the sewing machine completes sewing of "S017 The number of stitches to be sewn on the multi-layered section" in the "state of sewing the multi-layered section of material", the sewing state shifts to the state of the "end of the multi-layered section of material". (In the case the number of stitches set for "S017 The num- ber of stitches to be sewn on the multi-layered section"...
  • Page 35 　⑨ Cloth puller runs on the multi-layered section of material Setting of the sewing data to be used while the cloth puller runs on the multi-layered section of material is carried out. State display on the operation panel: * Depending on the " S017 The number of stitch- es to be sewn on the multi-layered section"...
  • Page 36 　⑪ No material Setting of the state no material is detected is carried out. State display on the operation panel: The following data items are used. S052 Limit to the sewing speed to be applied after the detection of absence of material S005 Presser foot pressure S073 Cloth puller pressure when detecting no ma- terial...

  • Page 37: How To Edit A Step Sewing Pattern

    4-4-6. How to edit a step sewing pattern A step sewing pattern consists of 10 steps at the maximum. Different sewing conditions can be set for each step on a step-by-step basis. The condition to be satisfied to proceed to the next step can be set with "S101 Step changeover condition". As many as 10 different step sewing patterns can be created.
  • Page 38 No step sewing pattern is registered in the sewing machine at the time of purchase. It is, therefore, neces- sary to create a step sewing pattern using one of the below-stated procedures. (1) Changing the shape of a free sewing pattern to a step sewing pattern ❺...
  • Page 39 ① Displaying the step sewing pattern edit screen ❼ Display the step sewing edit screen by keeping ❼ held pressed for one second on the sew- ing screen for selecting the step sewing. < Sewing screen (Step sewing pattern) > ②...
  • Page 40 ③ Editing the selected step ❼ ❺ ❻ ❼ is pressed while the step is being 1. When selected, the step sewing pattern step edit screen is displayed. 2. Select the sewing data item you want to edit by ❺ . Edit the item by pressing pressing ❻...

  • Page 41: How To Carry Out The Teaching Of The Number Of Stitches

    4-4-7. How to carry out the teaching of the number of stitches Teaching of the number of stitches is possible for a step sewing pattern in the case the number of stitches is used as the step changeover condition. ① Displaying the number of stitches teaching screen ❼...

  • Page 42: List Of Sewing Data

    4-4-8. List of sewing data (1) Sewing data to be used for free sewing patterns and step sewing patterns Item name Input range S001 Shape Free sewing Step sewing S003 Stitch length Enter the stitch length according to the feed amount of 1.4 to 4.2mm sewing machine.
  • Page 43 Item name Input range S017 The number of stitches to This data item is used for setting the number of stitches 0 to 200 be sewn on the multi-lay- to be sewn from the time at which the presser foot runs stitches ered section on the multi-layered section to the time at which the...
  • Page 44 Item name Input range Number of stitches This data item is used for setting the number of stitches S042 0 to 2000 stitches at which the chain-off to be sewn before actuating the chain-off thread cutter thread cutter is actuated after the detection of the absence of material.
  • Page 45 Item name Input range Cloth puller pressure –90 to 120 S073 when detecting no mate- rial Number of stitches at This data item is used for setting the number of stitches S074 0 to 200 stitches which the cloth puller to be sewn from the time at which the presence of mate- starts running on the top rial is detected to the time at which the top of material is...
  • Page 46 (2) Sewing data that are used only for step sewing patterns Item name Input range S101 Step Number of Material Optional change- stitches thickness input change- over sensor over (final value step) S102 Number of 0 to 2000 stitches for stitches changing over the...

  • Page 47: How To Edit/Check The Data Other Than Sewing Data

    4-5. How to edit/check the data other than sewing data The screen for editing/checking the various data is invoked by selecting the menu on the mode screen. ① How to invoke the mode screen. ❼ ❺ ❸ held pressed for three sec- Then, keep onds to display the mode screen.

  • Page 48: Memory Switch Data

    4-5-1. Memory switch data Memory switch data are the data on sewing machine operation and affect all sewing patterns commonly. (1) Setting up the memory switch data ① Selecting the category of the memory switch data. ❺ ❼ ❺ on 1.
  • Page 49 ③ Confirming the data entered ❽ ❽ to confirm the data and return the 1. Press current screen to the memory switch category selection screen. ❽ again to return the current screen Press to the mode screen. ❽ yet again to return the current Press screen to the sewing screen.
  • Page 50 List of memory switch data Item Setting range U001 Soft start function 0 to 9 stitches 0: No soft start　 1 - 9: Number of stitches to be sewn at the soft-start sewing speed U014 Sewing count function 1 to 3 1: Counter counts one when the back part of the pedal is de- pressed to the second level.
  • Page 51 Item Setting range U068 Presser-foot operation 0 to 1 This memory switch data item is used for setting the press- changeover er-foot lifting operation when the back part of pedal is de- pressed. 0:2-step operation 1: Manual operation according to the stroke determined by depressing depth of the back part of pedal U069 First-level presser-foot...
  • Page 52 Item Setting range U211 Number of stitches for 0 to 2000 stitches This memory switch data item is used for setting the number sewing the material while of stitches to be sewn before allowing the sewing counter to the sewing counter is start counting.

  • Page 53: Counter Function

    4-5-2. Counter function This function counts sewing in the predetermined unit and gives a visible alarm on the screen when the pre- set value is reached. The following counters can be used. Display on the Display on the counter Content sewing screen setting screen Sewing counter (count-up counter)
  • Page 54 (1) How to set the counter ① Selecting the counter setting ❼ ❺ ❺ on the mode screen. Select "02 Press ❼ to display the Counter setting". Press counter setting screen. <Mode screen> ② Setting the type of counter, current value of counter and preset value for counter Current value of Type of counter counter...
  • Page 55 (2) Displaying the sewing screen under the counter display mode Current value on the counter ❻ ❹ is pressed on the sewing 1. When screen, the screen changes over to the counter display. ① In the case of using the sewing counter 2.
  • Page 56 (3) How to reset the count-completion state When the predetermined conditions are satisfied during sewing, the count-completion screen is dis- played. ❷ . The counter is reset by pressing Then, the mode is returned to the sewing mode. In this mode, the counter starts counting again. ❷...

  • Page 57: How To Copy / Newly Create A Pattern

    4-5-3. How to copy / newly create a pattern 1. Displaying the sewing pattern management screen ❺ on the mode screen. Select "03 Sewing pattern management". Then, press ❼ to Press display the sewing pattern management screen. ① In the case of copying a pattern 2.
  • Page 58 ❼ ❺ ❻ ❽ 3. Performing deletion Select the pattern number you want to delete by ❺ . Also select the recycle bin by pressing ❻ . Then, press ❼ to per- pressing form deletion. ❽ is pressed, the message "Not When ❽...

  • Page 59: How To Use The Warning Function

    4-5-4. How to use the warning function Reminder for maintenance can be generated after the sewing machine has been used for a predetermined period of time. Five different warning messages can be generated at the maximum depending on the genera- tion conditions.
  • Page 60 ③ Adding a comment to the warning ❼ ❻ ❽ Select the comment on the warning counter de- ❼ to dis- tails setting screen. Then press play the warning counter comment input screen. The comment you input will be displayed on the screen when the relevant warning is generated.
  • Page 61 (3) Resetting the warning when no warning is generated In order to reset the warning in the case that no warning is generated, return the numerator of the counter to the same value with the dominator of the counter on the warning counter details setting screen, or carry out the following steps of procedure.

  • Page 62: How To Use The F Key

    4-5-5. How to use the F key (1) How to use the F key ❺ ❼ ① Displaying the F key number selection screen Select "05 F Key registration" by pressing ❺ on the mode screen. Then, press ❼ to display the F key number selection screen.
  • Page 63 (2) Data / function that can be registered to the F key The following data / function can be registered to the F key. The F key can be operated on the sewing screen, sewing data edit screen and the memory switch setting screen. Data / function Function Pattern...
  • Page 64 The positions at which the respective sewing data items are displayed on the sewing data list display screen are as follows. (Direction in which the sewing data is selected) S031 S004 S012 S012 S004 Sewing speed for Limit of sewing speed Multi-layered section Multi-layered section Limit of sewing speed...

  • Page 65: Checking The Version Information

    4-5-6. Checking the version information ❼ ❺ ❽ ① Select "06 Version display" by pressing ❺ ❼ to on the mode screen. Then, press display the version information screen. A represents the version of the panel software. B represents the version of the main-body software. ②...

  • Page 66: Communication Function

    4-5-8. Communication function Data can be input/output by means of a USB thumb drive. (1) How to use the communication function ① Selecting the communication function ❺ ❻ ❼ ❺ 1. Select "08 Communication" by pressing ❼ to dis- on the mode screen. Then, press play the communication data / direction selection screen.

  • Page 67: Information

    4-6. Information 4-6-1. Simple lock Once the simple lock is enabled, key operation can be disabled if no operation is carried out on the sewing screen for a certain period of time, thereby preventing maloperation. The status of the simple lock can be changed over ❷...

  • Page 68: List Of Errors

    4-7. List of errors Error code Description of error Cause Item to be checked E000 Execution of data initial- • In the case the control box is Not a failure changed. ization (This is not an • In the case the initialization error.) operation is executed.
  • Page 69 Error code Description of error Cause Item to be checked E231 "With no magnetic-proper- • In the case the magnetic prop- • Adjust the magnetic property of the motor. erty of the motor is not adjusted (Refer to the Engineer's Manual for details.) ty adjustment data"...
  • Page 70 Error code Description of error Cause Item to be checked E811 Over-voltage • In the case a voltage that is • Check whether the supply voltage of "rated equal to or more than the guar- supply voltage ±10 % or more" is applied. anteed voltage is input.
  • Page 71 Error code Description of error Cause Item to be checked E971 Protection of the cloth • Cloth puller motor maloperation. puller motor against IPM overcurrent E972 Cloth puller presser motor • Load applied to the cloth puller • Check whether the cloth puller presser motor overload error presser motor is excessively runs smoothly.

  • Page 72: External Interface

    Never forcefully insert a USB thumb drive into the USB connector while carefully checking the orienta- tion of the USB thumb drive. Forceful insertion of the USB thumb drive can cause failure. • JUKI does not compensate for loss of data stored on the USB device caused by using it with this sewing machine. •...

  • Page 73: Nfc

    (such as tablet and smartphone) on which JUKI application for Android [JUKI Smart App] has been installed, by means of the NFC communication function. Refer to the Instruction Manual for JUKI Smart App for details of JUKI application for Android [JUKI Smart App].

  • Page 74: Care

    5. CARE Perform the maintenance below every day for longer use of your machine. 5-1. Oil quantity in the oil tank WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine.

  • Page 75: Changing The Cloth Puller Belt

    5-3. Changing the cloth puller belt WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. ❶ ❶ ❷ ❶ 2) Loosen cloth puller belt cover setscrews ❶. Then, 1) Raise the cloth puller.

  • Page 76: Cleaning

    5-4. Cleaning WARNING : Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the sewing machine. ❶ ❶ Blow off dust accumulated on the cutter, etc. with Open looper cover ❶. Blow out dust gathering on / an air gun provided for your sewing machine while in the feed dog, etc.

  • Page 77: Replacing The Fuse

    5-5. Replacing the fuse DANGER : 1. To avoid electrical shock hazards, turn OFF the power and open the control box cover after about five minutes have passed. 2. Open the control box cover after turning OFF the power without fail. Then, replace with a new fuse with the specified capacity.

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