Position Of The Automatic Reverse Stitching Magnet; Adjusting The Thread Tension Releasing Solenoid - JUKI LZ-2290 Series Manual Manual

(30) Position of the automatic reverse stitching magnet

(31) Adjusting the thread tension releasing solenoid

™ The presser plate of the thread tension releaser should be engaged with the roll pin and the
auxiliary pin of the thread tension releaser.
™ When the solenoid is pushed by fingers in the direction A, it should move smoothly. Also, when
the solenoid is released, it should smoothly return to its home position.
™ When the solenoid is pushed in the direction A, the tension disk should rise.
Thread tension
releasing solenoid
Standard Adjustment
Reverse stitching
magnet
1
Rubber cushion
Plunger
Standard Adjustment
Screw
A
Screw
™ Max. feed amount
LZ-2290SS, DS = 5 mm
LZ-2290SU, DU = 2.5 mm
Standard delivery : 2 mm
™ Max. reverse feed amount
LZ-2290SS, DS = 4 mm
LZ-2290SU, DU = 2.5 mm
Standard delivery : 2 mm
Nut
Presser plate of the thread
tension releaser
Return spring
Roll pin
(Inside the
machine arm)
Auxiliary pin of the
thread tension releaser
36