28
e
r
w
q
20. Adjusting the top cover stitch
mechanism unit 2
NOTE:
Make the adjustment on pages 27 to 31 in order after
replacing the top cover stitch mechanism unit.
Clearance between the TC thread guide and the
spreader
The clearance between the inner edge of TC thread
guide
q
and the tip of the spreader
w
is 0.1 to 0.5 mm
when the spreader
e
is rightmost position.
z
Before proceeding the adjustment:
・
Be sure the needle bar height is correct (see
page 11).
・
Be sure that the TC thread guide position is correct
(see page 27).
x
Remove the face cover, top cover, belt cover, free
arm cover and rear cover (see pages 1 to 4 and 8).
c
Replace the Schmetz ELx705, size 90/14 needle with
the Schmetz ELx705, size 80/12 needle.
v
Lower the top cover stitch lever.
Turn the handwheel toward you to move the
spreader at its rightmost position.
b
Adjust the spreader horizontal position so that the
clearance between the inner edge of TC thread
guide
q
and the tip of the spreader
w
is 0.1 to
0.5 mm.
If the clearance is too large, turn the hexagonal
socket screw
r
clockwise.
If the clearance is too small, turn the hexagonal
socket screw
r
counterclockwise.
n
Turn the handwheel toward you to raise the needle at
its highest position.
Raise the top cover stitch mechanism unit.
NOTE:
Be careful not to raise the top cover stitch mechanism
unit before raising the needle.
The spreader may hit the needle bar threader and it
cannot be stored into the machine.
The failure to do so may cause the damage to the
spreader or top cover stitch thread guide.
m
Replace the Schmetz ELx705, size 80/12 needle with
the Schmetz ELx705, size 90/14 needle.
,
Attach the rear cover, free arm cover, belt cover,
top cover and face cover.
0.1 to 0.5 mm
Summary of Contents for CoverPro 3000 PROFESSIONAL
Page 3: ......
