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Table of Contents
Related Manuals for JUKI PLC-2710NM
Summary of Contents for JUKI PLC-2710NM
- Page 1 PLC-2710NM, 2710NM-7, 2760NM, 2760NM-7 INSTRUCTION MANUAL...
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Page 2: Table Of Contents
15. How to replace the right hook with the left hook for the 1-needle sewing machine ....22 CAUTION This Instruction Manual for the PLC-2710NM,2710NM-7,2760NM,2760NM-7 only describes their differences from the standard models (PLC-2710-7,2760,2760-7,2760L). For safety-related information, carefully read and fully understand "Safety precautions"... -
Page 3: Specifications
Thread trimming method 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 Cam-driven scissors type 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 ×...
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Page 5: Threading The Machine Head
2. Threading the machine head [PLC-2710NM, 2710NM-7] 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. - Page 6 [PLC-2760NM, 2760NM-7] 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.
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Page 7: 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 8: Setting The Pneumatic Center Guide (Plc-2760Nm,2760Nm-7)
4. Setting the pneumatic center guide (PLC-2760NM,2760NM-7) ❶ Ⓐ Ⓑ ❷ ❸ ❹ ❺ ❻ ❼ 4-1. Selection of the optional input function switch ❼ , turn the power ON. (The display items that have been While holding down changed in the previous operation will be displayed.) If the screen display does not change, start over the operation again from the beginning. -
Page 9: Selection Of The Optional Output Function
4-2. Selection of the optional output function Select the function No. 12 with the operating procedure of the optional input setting procedures 1 and 2. Select the item of "oUT" with keys ❺ and ❻ . Select o13/o15 with key ❹ . *1 Select the "CGUd"... -
Page 10: Setting The Ancillary Device (Plc-2760Nm)
4-3. Setting the ancillary device (PLC-2760NM) ❶ Ⓐ Ⓑ ❷ ❸ ❹ ❺ ❻ ❼ switch ❼ , turn the power ON. While holding down If you keep the switch held pressed for three seconds or more, the buzzer will sound to allow you to set the functions that are available under the Service mode. -
Page 11: Piping Of The Air (Plc-2760Nm)
4-4. Piping of the air (PLC-2760NM) CN152 CN154 CN155 CN153 CN151 Center guide (Wire mark ⑩ ) (With no wire mark) Plug (Wire mark ⑧ ) (PX950013000) (Wire mark ⑥ ) Connect the air hose coming from the machine head to the position shown above while matching the number of the air hose and the number of the port. -
Page 12: Adjusting The Hook Needle Guard
5. Adjusting the hook needle guard 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. When a hook has been replaced, be sure to check the ❹... -
Page 13: Adjusting The Timing Of The Opener
7. 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. 1）... - Page 14 For adjustment of the opener Marker dots on the handwheel (PLC-2700NM-7) cam timing (left hook) (two marker dots) For adjustment of the opener cam timing (right hook) Upper stop position (three marker dots) (one marker dot) Upper dead point of the needle bar (four marker dots) Marker dots on the handwheel (PLC-2700NM)
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Page 15: 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 16: 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 17: 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 18: 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 start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Set the stitch dial to "6". -
Page 19: Top Feed Cam Timing
11-2. Top feed cam timing 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. Set the stitch dial to "6". -
Page 20: 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 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 eight setscrews ❹... -
Page 21: How To Replace The Hook Cover
13. 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 22 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...
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Page 23: How To Install The Oil Filter
14. 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 24: How To Replace The Right Hook With The Left Hook For The 1-Needle Sewing Machine
15. 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 25 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 26 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 27 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 28 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 29 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 30 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 31 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 32 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 33 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.
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