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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Lift of the work clamp.

Page 57 Page 58 – Replacing the cloth cutting knife soleno For the backlash of the presser lifter gear, adjust the installing position of presser lifter motor 1 to remove the backlash. Standard Adjustment 3 Adjusting the presser lifter origin sensor 1 Adjusting the senor Draw backward. Throat plate Knife drop groove Edge of machine arm Knife jhki mm C: Lubrication method Juuki plate section: Knife groove width, right S Adjusting The Presser Lifter 10 Adjusting the presser lifter Standard Adjustment 1 Adjusting the backlash of the presser lifter gear 1.


Adjustment Procedures Results of Improper Adjustment 1.

When main motor 3 interferes with the presser lifter motor and it ,bh-1790 difficult to remove it, loosen four setscrews in the presser lifter motor and slightly move the presser lifting motor to the side. Active tension electronic thread tension control system. Removing the needle rocking motor 1 Remove the face plate section.


Machine head drive system. Table of Contents Add to my manuals Add.

Provided as standard stepping motor type. Data change is possible. Remove presser roller installing base 0 0.

LBH, Parts List – JUKI

Enter text from picture: In addition, knife mechanisms for 70mm and mm are optionally available. Sewing settings can be easily changed. Don’t show me this message again.

Gauge Components And Optional Components Number of standard patterns. With Regard To Electrical Components — — Cloth setting position 4: Error Code List Page — 98 — Specifications Lubrication method Face plate section: Comments to this Manuals Your Name. Removing the timing belt 1 Remove the feed plate and the throat plate connection and loosen two setscrews 1 in the hook driving shaft bearing bush.


When solenoid power of servo control p. Turn OFF the power switch of the sewing machine.

Juki Automatic Sewing Machine LBH 1790A, Speed: 4200 RPM

Number of patterns that can be input. Built-in the machine head. Page 2 Replacing and assembling procedure of the parts 1.

Page 59 Page 60 – Replacing the cloth blh-1790 knife soleno Computer-controlled, high-speed, buttonholing machine 5 pages. Top of Bottom of Bottom of square square type straight bar- type tacking