JUKI PLC-2710NVM Instruction Manual
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JUKI PLC-2710NVM Instruction Manual

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PLC-2710NVM
INSTRUCTION MANUAL

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Summary of Contents for JUKI PLC-2710NVM

  • Page 1 PLC-2710NVM INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    17. How to replace the right hook with the left hook for the 1-needle sewing machine ....29 CAUTION This Instruction Manual for the PLC-2710NVM only describes their differences from the standard models (PLC-2710V). For safety-related information, carefully read and fully understand "Safety precautions"...

  • Page 3: Specifications

    Lubrication Automatic lubrication by semi-dry head plunger pump (with oil gauge) Lubricating oil JUKI New Defrix Oil No. 1 (equivalent to ISO standard VG7) or JUKI MACHINE OIL No. 7 Bed size 643 mm × 178 mm Space under the arm 347 mm ×...

  • Page 4: Threading The Machine Head

    2. Threading the machine head WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Thread the machine head following the order as illustrated in the figure.

  • Page 5: Take-Up Thread Guide

    3. Take-up thread guide WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. If you want to change the feed amount of thread fed from the thread take-up lever, loosen the setscrew of take-up thread guide ❷...

  • Page 6: Adjusting The Hook Needle Guard

    4. Adjusting the hook needle guard 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 presser foot automatically goes up when changing over the operation mode to the "hook timing adjustment mode".

  • Page 7: Adjusting The Timing Of The Opener

    6. Adjusting the timing of the opener WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Place the machine in the hook timing adjust- ❷...

  • Page 8: How To Correct The Main Shaft Reference Angle

    7. How to correct the main shaft reference angle After you have adjusted the origins of the motors (main motor, feed motor, presser motor and alternating vertical movement motor), correct the reference angle of the main motor. ❶ on the sewing Press and hold down screen and select "9.
  • Page 9 Enter a correction value on the operation panel so that the angle you have checked in Step 3 becomes "0" (zero) or "360". For example, enter "-5" if the angle you have Correction value checked in Step 3 is "5". Enter "8" if the angle you have checked is "352".

  • Page 10: Position Of The Thread Trimmer Cam

    8. Position of the thread trimmer cam WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. ❼...

  • Page 11: Adjusting The Position Of The Moving Knife

    9. Adjusting the position of the moving knife WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. ❸...

  • Page 12: Adjusting The Position Of The Clamp Spring

    10. Adjusting the position of the clamp spring WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Loosen clamp spring setscrew ❶...

  • Page 13: How To Adjust The Cam Timing

    11. How to adjust the cam timing 11-1. Timing of the vertical feed cam WARNING : To protect against possible personal injury due to abrupt startup of the sewing machine, be sure to press the standby switch and confirm that the screen has changed over to the standby mode screen before starting work.

  • Page 14: Top Feed Cam Timing

    11-2. Top feed cam timing WARNING : To protect against possible personal injury due to abrupt startup of the sewing machine, be sure to press the standby switch and confirm that the screen has changed over to the standby mode screen before starting work.
  • Page 15 Press the standby switch. [Conditions] ・Amount of feed: 6 mm Remove the top cover. ・Alternating vertical movement amount: 3 mm Loosen top feed cam setscrews ❻ (two pieces). ・When the needle and the walking foot come down On the condition that the amount of the alternating vertical movement of the walking foot and presser ❸...

  • Page 16: Needle Sway (Adjusting The Bottom Feed Amount)

    12. Needle sway (Adjusting the bottom feed amount) WARNING : To protect against possible personal injury due to abrupt startup of the sewing machine, be sure to press the standby switch and confirm that the screen has changed over to the standby mode screen before starting work.

  • Page 17: Tension Correction

    13. Tension correction ❶ on the sewing screen under Press the maintenance personnel mode. The "sewing data edit screen" is displayed. ❶ <Sewing screen (Maintenance personnel mode)> ❷ to proceed to the next page. Press ❸ . Press The "S113 Needle thread tension correction screen"...

  • Page 18: Tension Correction And Sewing Speed

    13-1. Tension correction and sewing speed The needle thread tension can be corrected according to the sewing speed. The needle thread tension can also be set on the operation panel. The needle thread tension data is stored in memory. ❶ ❸ ❹ ❺ ❻ ❷ ❾...

  • Page 19: Tension Correction And Remaining Amount Of Bobbin Thread

    13-2. Tension correction and remaining amount of bobbin thread The needle thread tension can be corrected according to the bobbin thread remaining amount. The needle thread tension can also be set on the operation panel. The needle thread tension data is stored in memory.
  • Page 20 （Example of use） In the case the correction is made as shown in the figure The needle thread tension correction starts when the bobbin-thread remaining amount shown on the bobbin counter reaches "70 % (U201)", and the final correction amount "150 % (U202)" is reached when the bobbin counter reaches "0"...

  • Page 21: Thread Clamp Device

    14. Thread clamp device 14-1. How to install the thread clamp device WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Remove the top cover, face plate, handwheel and motor cover.
  • Page 22 Pull the 6-gang switch toward you. Place the thread clamp solenoid cord on the step part. Then, put the 6-gang switch back into place and secure with the setscrews. At this time, lightly pull the thread clamp solenoid cord to make sure that it can be moved. If the cord cannot be moved, it may have been caught under the 6-gang switch.
  • Page 23 11) Bundle the thread clamp solenoid junction cable (asm.) with cable clip bands (large) (at three loca- tions) together with other cords. 12) Connect the connector of the thread clamp sole- noid junction cable (asm.) to the PCB. Install the top cover, face plate, handwheel and motor cover in place. When installing the covers, take care to prevent the cords from being caught under the covers.

  • Page 24: How To Set Up The Thread Clamp Device

    14-2. How to set up the thread clamp device When you use the thread clamp device, make the following settings. If the thread clamp device is placed in ON, the sewing machine will carry out condensation stitch at the beginning of sewing.
  • Page 25 Select "ON". ❷ to confirm the setting. Press ❷ (2) Setting the items that are related to the beginning of sewing ❶ ❶ . Press Select "1. Memory switch". Select "2. Start of sewing". – 23 –...
  • Page 26 Select "U001 Soft-start function". Change the numerical value to "3". ❷ to confirm the numerical value. Press ❷ Select "U037 Sewing speed for soft-start". Change the numeric value to "250". ❷ to confirm the numerical value. Press ❷ If the thread clamp function is placed in ON in order to entwine the threads at the beginning of sewing without fail, the sewing machine will carry out condensation stitch at the beginning of sewing.

  • Page 27: How To Set The Thread Clamp Operation While The Presser Foot Is In Its Upper Position

    14-3. How to set the thread clamp operation while the presser foot is in its upper position When you want to use the thread clamp function, set the "Thread clamp function while the presser foot is in its upper position" to ON. ❶...

  • Page 28: How To Replace The Hook Cover

    15. How to replace the hook cover WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Handling of the material on the sewing machine can be improved by changing the standard hook cover with the hook cover for the sewing machine without thread trimmer.
  • Page 29 Loosen counter knife base setscrew  to remove counter knife base ❾ . When removing counter knife base ❾ , turn the ❽ handwheel to bring hook ❽ to the position shown in the figure beforehand. ❾ Attach throat plate ❹ in place. Tighten throat plate ❺...

  • Page 30: How To Install The Oil Filter

    16. How to install the oil filter OIL_FILTER_C Achieve close contact OIL_FILTER_A OIL_FILTER_B OIL_FILTER_B Fit the notch of the filter in Fit in the rib Fit in the rib the rib on the oil pan. ❻ ❶ ❺ ❹ ❸ ❷...

  • Page 31: How To Replace The Right Hook With The Left Hook For The 1-Needle Sewing Machine

    17. How to replace the right hook with the left hook for the 1-needle sewing machine WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Remove bed cover A ❶...
  • Page 32 Loosen shaft setscrew  located on the lower side ❾ of feed lever support ❾ to pull out connecting link pin A  . Remove feed lever base  . Replace feed dog of feed lever base  with feed dog  for the left hook.
  • Page 33 Loosen clamping screw  of the feed base arm and clamping screw  of the vertical feed front arm. Then, move the feed base toward the frame side by 0.7 mm. Temporarily tighten clamping screw  of the feed base arm and clamping screw  of the vertical 0.7 mm feed front arm.
  • Page 34 12) Detach hook shaft base  from the bed. 13) Attach hook shaft base  to the left side of the bed and temporarily secure it. Adjust the position of the hook shaft base  so that a clearance of 0.05 to 0.1 mm is provided be- tween the blade point of the hook and the needle.
  • Page 35 16) Adjust so that the needle is aligned with the center of the needle hole in the feed dog. Needle Adjust so that the needle enters the center of the needle hole in the feed dog. (B=B') Condition: Needle bar is at its lower dead point; the feed amount is 0 mm [Lateral position] Move feed lever base  to adjust its lateral posi-...
  • Page 36 18） Detach tube holder  of the tube that supplies oil to the bevel gear and tighten it together with setscrew  of the Vilene holder. 19） Change or extend the tubes connected to the distributor (ABC). To extend the tubes, use the oiling connecting arms and caps. Oiling connecting –...
  • Page 37 20) Secure distributor  to the hook shaft base  . 21) Attach cord holder  that has been attached to distributor  to the bed. 22) Connect tube  that supplies oil to the hook shaft to distributor  . 23) Attach cord clamp  to the thread trimming sole- noid to secure the tubes.
  • Page 38 24) Bundle the tubes with cord holder  mounted to the bed. Secure the tubes to the thread trimming solenoid cord with a cable clip band where neces- sary. 25) Detach the lower shaft set collar and the thread trimming cam (right). Replace the thread trimming cam (right) with the thread trimming cam (left).
  • Page 39 28） Secure plunger eccentric cam  with aligned with the flat part of lower shaft C  . 29） Turn lower shaft C  (hollow) to ad- just so that the blade point of the hook is aligned with the center of the nee- dle when the needle bar goes up from its lower dead point by 2.3 mm.
  • Page 40 32） Attach bed cover A ❶ , bed cover B ❷ , side cover ❶ A ❸ , side cover F ❹ and feed lever base cover ❺ ❹ in place. ❷ ❺ ❸ 33） Replace the current throat plate with throat plate for left hook  and attach the latter in place.

This manual is also suitable for:

Plc-2710nvm70bbz

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