2 Select the pattern No. you desire to sew. When the power is turned ON, the data input screen is displayed. Pattern No. button. (B) which is selected at present. Product Information of LBHAN Series – JUKI Industrial Sewing Machine. Only spare parts designated by JUKI can be used for repairs. .. Computer- controlled, high-speed, lockstitch buttonholing machine, LBH, has the subclass.

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Page jukki 5 Radial straight bar-tacking type 6 Radial flow bar-tacking type S Cloth cutting length S Item Setting range Edit unit Initial value Knife solenoid lifting time setting 5 to Knife cylinder lowering time Optional 5 to Y-feed motor origin compensation to 1 pulse 0.

LBH, Parts List – JUKI

Sewing possible state Yellow: Don’t show me this message again. Item Setting range Edit unit Remarks ACT timing adjustment at the start of 1st bar- -5 to 5 1 stitch tacking This item adjusts needle thread tension output start timing at 1st bar-tacking section.

Page 51 Page 52 – Adjusting the timing belt of main shaft Page — 98 — Pedal Switch Circuit Diagram 10 Pedal switch circuit diagram — — The newly-developed shorter-thread remaining lh-1790 trims the thread short and eliminates the trouble of manual thread nipping.

Adjusting The Feed Timing Belt Tension 3 Adjusting the feed timing belt tension Standard Adjustment General drawing of feed mechanism Feed stepping motor Feed shaft Feed guide shaft 4 Knife drop position Standard Adjustment Knife should drop in the center of the knife drop groove in the throat plate.

Computer-controlled, high-speed, buttonholing machine 5 pages.

Lift of the work clamp. Knife groove width, left S Got it, continue to print. Loosen setscrew 2 in needle bar rocking lever, rear 1, and make a state that needle bar rocking frame 3 can move freely to the right and left.


Juki LBH, Electronic Button Hole Machine

Then fix idler fulcrum hinge screw 2. Needle thread tension for sewing parallel and bartacking sections of buttonholes can be separately controlled through the operation panel and stored in memory according to various sewing conditions e.

Don’t have an account? Adjusting the waiting position of the bobbin presser Loosen nut 1 and adjust the distance from screw 2 to the bobbin presser base to 5 mm. Shorter length of bobbin thread remaining on the material. Computer-controlled, high-speed, lockstitch buttonholing machine 10 pages. Page 99 5 Non-lubrication hook Part No. Troubles And Corrective Measures — 97 — Remove the needle bar and neel bar bracket together with needle bar rocking frame 5.

Page — 99 — Page 2 Replacing and assembling procedure of the lnh-1790 1. Enter text from picture: Page – Power circuit diagram 3-phase to However, when a larger capacity is required in case of the external input or the like, it can be upgraded to k byte EEPROM.

Lightly loosen idler fixing screw 1 and idler fulcrum hinge screw 2, and lbg-1790 idler fixing screw 1 in the state that idler 4 is placed to timing belt 5 by pressing with tension spring 3.

Adjusting The Presser Lifter 10 Adjusting the presser lifter Standard Adjustment 1 Adjusting the backlash of the presser lifter gear 1. Disassembling the face plate section lgh-1790 Remove the face plate and the needle. Adjusting Each Sensor 4. Put me on the Waiting List. LBHA Series Computer-controlled, High-speed, Lockstitch Buttonholing Machine Thanks to the multiple knife-dropping function, it is no longer required that the knife be changed at the buttonhole size is changed.

Juki LBH-1790

Needle at the time of delivery. With Regard To Electrical Components — — Page 23 Page 24 – Adjusting the needle thread draw-in amou Removing the timing belt 1 Loosen two coupling setscrews 1.


Page 93 Error code Display Description How to recover Place of recovery Presser size over of basting E Possible to re-enter after Sewing data edit huki When stitching data of basting exceeds presser size.

Adjustment excessively small, the knife of initial position of the knife installing base comes in contact Number of patterns that can be input.

Automatic Sewing Machine JUKI-LBH-1790

For the backlash of the presser lifter gear, adjust the installing position of presser lifter motor 1 to remove the backlash.

Speed setting of basting to rpm When main motor 3 interferes with the presser lifter motor and it is difficult to remove it, loosen four setscrews in the presser lifter motor and jkui move the presser lifting motor to the side.

Adjust so that backlash is 0.

Item Setting range Edit unit Remarks Compensation of right side position of To find out more about our cookie policy and how to disable them click here. Time Chart 4 Trimming position! Memory Switch Data List 2 Memory switch data list 1 Level 1 Memory switch data level 1 are the motion data that the sewing machine has in common and the data that operate on all sewing patterns in common.

Page 82 Item Setting range Edit unit Initial value Knife solenoid lifting time setting 5 to Knife cylinder lowering pbh-1790 Optional 5 to Y-feed motor origin compensation to 1 pulse 0. Lbh1-790 Turn OFF the power.