Adjusting The Stitch Length Dial - JUKI LZ-2290 Series Manual Manual

(32) Adjusting the stitch length dial

(a) Assembling the stitch length dial
(b) Assembling the condensation dial
* The name of part or the like in the parentheses ( )in the description is the description in
case of assembling the condensation dial.
1) Apply the exclusive grease to feed adjusting screw 1 and feed adjusting shaft 2 (condensation
adjusting shaft 2).
2) Screw feed adjusting screw 1 in feed adjusting shaft 2 (condensatin adjusting shaft 2) and
temporarily connect them.
3) Insert feed adjusting screw 1 which has been temporarily connected in step 2) into the stitch
length dial section (condensation dial section) until it will go no further.
4) Attach feed adjusting base 3 onto the machine srm with two setscrews 4.
5) Turn clockwise feed adjusting screw 1 until it will move no further using a slit screwdriver.
6) Tighten setscrew 5 in the feed controller.
(Caution) Note that the end face of the feed controller shaft should be flush with that of the
feed controller.
™ At this time, the feed controller and the components of the feed controller and the stitch length dial
are in the alignment and the components are in the state of being fixed.
(Caution) If the components should move, perform the work again from step 5).
7) Place washer 6 and flat washer 7 in order, adjust the scale "0" on stitch length dial 8 (scale "1"
on condensation dial 9) to the marker dot engraved on the machine arm, insert the dial into the
machine arm, and fix stitch length dial 8 (condensation dial 9) with setscrew !0 .
8) (Turn condensation dial 9 and adjust the scale "0" to the marker dot engraved on the machine
arm.)
9) (Press condensation stopper (asm.) ! 1 to condensation adjusting shaft 2 from the back of the
machine arm and tighten setscrew !2 to fix the stopper. Fix it without any play in the thrust direction.)
!1
!2
Standard Adjustment
5
Apply grease.
2
2
1
3
Apply grease.
4
4
1
3
6
Condensation dial
6
7
9
!0
38
8
!0
7
Stitch length dial