JUKI AMB-289 Engineer's Manual page 31

Adjustment Procedures
1. Adjust engraved marker line
to the center of tongue stopper guide
come in contact with step section
stopper installing base
2. Adjust tongue stopper installing base
between the bottom end of tongue stopper
surface of throat plate is 0.5 mm, and fix the tongue stopper
with setscrew 6 while pressing the tongue stopper to the edge
in the rear of side face plate
3. Adjust the origin of Y bottom feed.
position of Y bottom feed motor.
(Caution) Correctly adjust the origin since it becomes the
origin for all.
4. When performing sewing flat button with blindstitch, fix spacer
A7(Part No. : 40020764) supplied as accessories with
setscrews 8.
Underplate spacer A 7 : thickness of 1.6 mm, There are
*
underplate spacer B : thickness of 2.0 mm and underplate
spacer C : thickness of 2.6 mm as the other optionals. Select
a proper one from among them for use.
Discription
No. Part No.
UNDER_PLATE_SPACER A
1 40020764
UNDER_PLATE_SPACER B
2 40020769
3 40020770 UNDER_PLATE_SPACER C
A at the top end of machine bed
2, and make the guide
B in the rear of tongue
3. Then fix it with setscrews
3 so that the clearance
4 and the top
5.
"Refer to (9) Adjusting the
"
Thickness
t=1.6mm
t=2.0mm
t=2.6mm
27
−
Results of improper Adjustment
1.
Remarks
Accessory
Optional
Optional
−