JUKI LBH-772NV-1 Manual De Instrucciones página 57

a.
6
3
7
Approx. 1 mm 5
NB type
a.
6
3
!5
Approx. 1 mm 5
NV type
b.
7
a. Height of the gimp guide finger
1) Loosen screw 1, and adjust the position of gimp guide finger 6 so that the pin projects 18.5 mm from the gimp guide
holder. Then tighten screw 1 in the guide finger.
2) NB type : Loosen holder clamping screw 3, adjust the clearance provided between the top end of gimp guide finger 6 and
retaining spring 7 to approximately 1 mm. Then, tighten holder clamping screw 3. At this time, make sure that
gimp guide holder 5 is in parallel to work clamp check !5 .
NV type : Loosen holder clamping screw 3, adjust the clearance provided between the top end of gimp guide finger 6 and
work clamp check !5 to approximately 1 mm. Then, tighten holder clamping screw 3. At this time, make sure
that gimp guide holder 5 is in parallel to work clamp check !5 .
b. Position of the gimp guide pin for the left stitch base line
1) Depress the starting pedal and turn the manual feed handle to make the claw A of gimp guide shaft lever 9 to rest on left
needle throw positioning plate 8.
2) Loosen guide lever clamping screw 2 and adjust so that gimp guide finger 6 is spaced 3.5 mm from center !6 of the needle
eyelet and so that the top end of gimp guide finger 6 meets the exact center of the left seam (or approximately 2 mm to the left
from center !7 of the knife groove). Then, tighten guide finger clamping screw 2.
3) Turn the sewing machine pulley to ascertain that needle bar 4 does not come in contact with gimp guide finger 6.
c. Position of the gimp guide pin for the right stitch base line
1) Further turn the manual feed handle until the right stitch base line is reached. Now, loosen nut !2 and adjust the height of right
needle throw positioning screw !0 so that the top end of gimp guide finger 6 meets the exact center of the right seam (or
approximately 2 mm to the right from center !7 of the knife groove). Then, fix nut !2 .
d. Leftmost position of the gimp guide finger
1) Further turn the manual feed handle until the claw A of gimp guide shaft lever 9 is placed on the leftmost needle throw
positioning screw !1 . Now, loosen screw !3 , and adjust the height of screw !1 so that the top end of gimp guide finger 6
reaches the location that is approximately 5 mm to the left from center !7 of the knife groove. Then, fix nut !3 .
a.
6
1
!5
1
b.
7
2
3
5
4
Approx.
2 mm
25
− −
b. c. d.
!1
9
!0
8
A
!4
!3
!2
b. c. d.
6
!6
Left
Approx.
2 mm
Right
3.5 mm
4.5 mm 5.5 mm
3.2 mm
!7
Approx.
5 mm