Pegasus W1500 series, Instruction Manual

Page: 22 / 40

19
6
4
5
7
D
1
4
B
0.5 mm
B
1
4
7
5
1.0 mm
0.5 mm
1
5.0 mm
17.0 mm
B
1
3
2
A
Adjusting the spreader
CA
CA
UTION
UTION
Always turn off the power, unplug the machine and then well-
qualified technicians should adjust the spreader.
1. To adjust the spreader
(1) To adjust the spreader height :
Adjust distance
A
from the top surface of the needle plate to the
bottom surface of spreader
1
. Select the distance according to
the machine being used by referring to the table of adjustment
dimensions (see page 32). Adjustment is made by loosening
screw
2
and moving spreader
1
up or down.
After the above adjustment is made, tighten screw
2
temporarily.
To adjust the spreader front to back :
When point
B
on the spreader has comes close to the left
needle while spreader
1
is moving to the left from the extreme
right end of its travel, there should be a distance of 0.5mm from
point
B
to the left needle. Adjustment is made by moving
spreader
1
front to back.
After this adjustment is made, tighten screw
2
.
(2) Left-to-right adjustment
When spreader
1
is at the extreme left end of its travel, there
should be a distance of 5.0mm from the center line of the left
needle to point
B
on the spreader. Adjustment is made by
loosening screw
3
and moving spreader
1
left to right.
After this adjustment is made, tighten screw
3
.
2. Adjusting the spreader thread guide
(1) When spreader
1
is at the extreme right end of its travel, there
should be a clearance of 0.5mm between the bottom surface of
spreader thread guide
4
and spreader
1
. Adjustment is made
by loosening screws
6
. After this adjustment is made, tighten
screws
6
temporarily.
(2) Align the center of the slot of spreader thread guide
4
with point
B
on the spreader. Adjustment is made by moving spreader
thread guide
4
left to right. After this adjustment is made, tighten
screws
6
.
3. Adjusting the thread guide
(1) When the needles are at the bottom of their stroke, position
thread guide
5
just above front end
D
of the slot on thread guide
4
. Adjustment is made by loosening screw
7
.
After this adjustment is made, tighten screw
7
temporarily.
(2) There should be a clearance of 1.0mm between thread guide
5
and spreader thread guide
4
. Adjustment is made by
moving thread guide
5
front to back.
After this adjustment is made, tighten screw
7
.