Table of Contents
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Table of Contents
Related Manuals for JUKI DDL-8100B-7 Series
Summary of Contents for JUKI DDL-8100B-7 Series
- Page 1 DDL-8100B-7 Series INSTRUCTION MANUAL...
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Page 2: Table Of Contents
CONTENTS I. SPECIFICATIONS ..................1 II. SET-UP ......................3 1. Installation ............................3 2. Installing the pedal sensor ........................ 4 3. Connecting the connector ......................... 4 4. How to install the power plug ......................5 5. Attaching the connecting rod ......................5 6. -
Page 3: Specifications
210VA Max. sewing speed 4,000 sti/min Thread trimming speed 210 sti/min Stitch length 5 mm Presser foot lift (by knee lifter) 13 mm Needle DB x 1 (#14) #14 to 18 Lubricating oil JUKI MACHINE OIL #7 – 1 –... - Page 4 DRAWING OF TABLE – 2 –...
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Page 5: Set-Up
II. SET-UP 1. Installation 1) Carry the sewing machine with two persons as 2) Do not put protruding articles such as the screw- shown in the figure above. driver and the like at the location where the (Caution) Do not hold the handwheel. sewing machine is placed. -
Page 6: Installing The Pedal Sensor
2. Installing the pedal sensor The explanation applies to the case the pedal sensor is installed on the table for the DDL-8100B-7. 1) Install the pedal sensor to the table with mounting screws ❶ supplied with the unit. It is necessary to install the pedal sensor at such a position that the connecting rod is perpendicular to the table. -
Page 7: How To Install The Power Plug
4. How to install the power plug WARNING : 1. Be sure to attach the ground wire (green/yellow) to the specified location (on the ground side). 2. Take care not to allow terminals to come in contact with each other. 1) Connect the power cord to the power plug. -
Page 8: Winding The Bobbin Thread
6. Winding the bobbin thread 1) Insert the bobbin deep into the bobbin winder spindle ❶ until it will go no further. ❽ ❸ 2) Pass the bobbin thread pulled out from the spool rested on the right side of the thread stand ❶... -
Page 9: Adjusting The Height Of The Knee Lifter
7. Adjusting the height of the knee lifter WARNING : Be sure to turn the power OFF before the following work in order to prevent personal injury due to unintentional starting of the sewing machine. ❶ ❷ ❸ 1) The standard height of the presser foot lifted using the knee lifter is 10 mm. 2) You can adjust the presser foot lift up to 13 mm using knee lifter adjust screw ❶. -
Page 10: Lubrication
1. When you use a new sewing machine or a sewing machine after an extended period of disuse, use the sewing machine after performing break-in at 2,000 sti/min or less. 2. For the oil lubrication, purchase JUKI NEW DEFRIX OIL No. 1 (Part No. : MDFRX1600C0) or JUKI MACHINE OIL #7 (Part No. : MML007600CA). - Page 11 (2) Adjusting the amount of oil (oil spots) in the hook 1) Turning the oil amount adjustment screw attached on the hook driving shaft front bushing in the “+” direction (in direction A) will increase the amount of oil (oil spots) in the hook, or in the “–” direction (in direction B) will decrease it.
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Page 12: Attaching The Needle
(5) Adjusting the amount of oil supplied to the face plate parts 1) Adjust the amount of oil supplied to the thread take-up and needle bar crank ❷ by turning adjust pin ❶. 2) The minimum amount of oil is reached when marker dot A is brought close to needle bar crank ❷... -
Page 13: Setting The Bobbin Into The Bobbin Case
12. Setting the bobbin into the bobbin case 1) Pass the thread through thread slit A, and pull the thread in direction C. By so doing, the thread will pass under the tension spring and come out from notch B. 2) Check that the bobbin rotates in the direction of the arrow when thread is pulled. -
Page 14: Adjusting The Height Of The Presser Bar
16. Adjusting the height of the presser bar WARNING : Be sure to turn the power OFF before the following work in order to prevent personal injury due to unintentional starting of the sewing machine. 1) Loosen setscrew ❶, and adjust the presser bar height or the angle of the presser foot. -
Page 15: Thread Tension
18. Thread tension (1) Adjusting the needle thread tension 1) The length of thread remaining at the needle tip ❶ after thread trimming is shortened by turning ten- sion regulating nut No. 1 ❶ clockwise in direction 2) It is lengthened by turning the nut counterclock- wise in direction B. -
Page 16: Needle-To-Hook Relationship
21. Needle-to-hook relationship WARNING : Be sure to turn the power OFF before the following work in order to prevent personal injury due to unintentional starting of the sewing machine. (1) Adjust the timing between the needle and the hook as follows : 1) Turn the handwheel to bright the needle bar down to the lowest point of its stroke, and loosen ❶... -
Page 17: Tilt Of The Feed Dog
23. Tilt of the feed dog WARNING : Be sure to turn the power OFF before the following work in order to prevent personal injury due to unintentional starting of the sewing machine. 1) The standard tilt (horizontal) of the feed dog is obtained when marker dot A on the feed bar shaft is aligned with marker dot B on feed rocker ❶. -
Page 18: Cunter Knife
25. Cunter knife WARNING : Be sure to turn the power OFF before the following work in order to prevent personal injury due to unintentional starting of the sewing machine. When sharpening again the knife blade, extra special care must be taken on the handling of the knife. -
Page 19: Adjustment Of The Pedal
27. Adjustment of the pedal WARNING : Be sure to turn the power OFF before the following work in order to prevent personal injury due to unintentional starting of the sewing machine. (1) Installing the connecting rod 1) Move pedal ❸ to the right or left as illustrated by the arrows so that motor control lever ❶... -
Page 20: For The Operator
III. FOR THE OPERATOR 1. Operating procedure of the sewing machine 1) Press ON button ❶ of the power switch to turn ❶ ON the power. The power switch is in its ON state when the "I" mark is pressed. It is in its OFF state when the "○"... -
Page 21: Operation Panel Built In The Machine Head
2. Operation panel built in the machine head Ⓑ Ⓒ Ⓓ Ⓔ Display section Ⓐ Ⓕ Ⓚ ❶ ❻ Ⓖ Ⓛ ❷ ❼ Ⓗ Ⓜ ❸ ❽ Ⓘ Ⓝ ❹ ❾ Ⓙ Ⓞ ❺ Ⓠ Ⓟ Used to change over the automatic reverse Used to change the contents displayed on ❶... -
Page 22: Operating Procedure Of The Sewing Pattern
3. Operating procedure of the sewing pattern Refer to the Instruction Manual for each operation panel for how to operate sewing patterns using other operation panel than the built-in panel of the machine head. (1) Reverse feed stitching pattern Reverse feed stitching at sewing start and reverse feed stitching at sewing end can be separately pro- grammed. - Page 23 (3) Constant-dimension stitching pattern The constant-dimension stitching pattern can be set. [How to set the constant-dimension stitching] * Straight stitching 1) Enable/disable of the constant-dimension stitching pattern can be changed over by pressing switch When the constant-dimension stitching pattern is enabled, LED Ⓞ lights up. Immediately after the constant-dimension stitching is enabled, the numbers of reverse feed stitching pro- cesses (A, B, C and D) are displayed on the display section Ⓐ.
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Page 24: Setting Of Functions
4. Setting of functions Functions can be selected and specified. Refer to the Instruction Manual for each operation panel for how to operate sewing patterns using other operation panel than the built-in panel of the machine head. Ⓐ switch . 1) Press The content on display section Ⓐ... -
Page 25: Digital Types Operation
5. Digital types operation (1) Comparison Table of LCD Display Fonts and Actual Fonts Arabic Numerals： Actual Display (2) Digital Display on the Key Board English Alphabet Actual Display Actual Display 6. User Parameter & Technician Parameter Parame- Parameter function Range/ unit Default Description... - Page 26 Parame- Parameter function Range/ unit Default Description ter code Back-Tacking mode J / B Press Back-Tacking switch by hand: It will activate when machine is stopped selection or running It will activate only the machine is run- ning Start Back-Tacking A / M Start Back-Tacking, reverse solenoid action: mode selection...
- Page 27 Parame- Parameter function Range/ unit Default Description ter code Bar-Tacking func- ON / OFF Reserve Invalid,setting by front shortcut key tion Selection Setting stitches of 1 to 99 Stitches Reserve Invalid,setting by front shortcut key Bar-Tacking Setting turns of 1 to 15 Stitches Reserve Invalid,setting by front shortcut key Bar-Tacking →...
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Page 28: Details Of Setting Of The Main Functions
7. Details of setting of the main functions 1. In following parameter operation key, it will display corresponding speed value. 2. In following function, after value changed, press key to save the value, otherwise they will lost after turning power off. (1) How to set【Maximum Sewing Speed】... - Page 29 (3) How to set【End Back-Tacking Speed】 key to get ① key to adjust Press Press Key to enter Press End Back-Tacking speed parameter code P05 press Technician Parameter ② After adjustment press to enter [parameter value] to save value. (4) How to set【Bar-Tacking Speed】...
- Page 30 (5) How to set【Constant-Stitch Sewing Speed】 key to adjust key to get ① Press Press Key to enter Press Constant-Stitch Sewing speed parameter code P09 press Technician Parameter ② After adjustment press to enter [parameter value] to save value. (6) How to adjust【Acceleration Factor】of Straight Sewing key to get ①...
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Page 31: Stitch Balance Of Back-Tacking For Lockstitch Machine
8. Stitch balance of back-tacking for lockstitch machine (1) How to balance stitches for 【Start Back-Tacking】 Factory defaults of balance stitches for P-18.BT1 and P-19.BT2 are different because of different types of machine head. key to adjust P-18, key to get ①... - Page 32 (2) How to balance stitches for 【End Back-Tacking】 Factory defaults of balance stitches for P-25.BT3 and P-26.BT4 are different because of different types of machine head. key to get ① key to adjust P-25, Press Press Key to enter Press P-26 balance stitches properly parameter code P-25, P-26 press...
- Page 33 (3) How to balance stitches for 【Bar Tacking】 Factory defaults of balance stitches for P-32.BT5 and P-33.BT6 are different because of different types of machine head. key to get ① key to adjust P-32, Press Press Key to enter Press P-33 balance stitches properly parameter code P-32, P-33 press...
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Page 34: Error Code List
9. Error code list Error Code Problem STATUS / MEASUREMENT Power Module is faulty. System will be shut down until the power resets on. Abnormal over current or voltage. Please check the power board in detail. Resistor is damaged or F1 fuse is blown. 1）When power on, detected main voltage too Motor and machine will be shutting down.
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