11-2 Position of the needle thread eyelet
Secure needle thread eyelet C at the bottom end of
the slot.
< Note >
Adjust the needle thread eyelet according to the
thread to be used. To tighten the needle thread,
raise the needle thread eyelet.
The end position of needle take-up thread eyelet D
is at the end face of bracket E secure. Also the
position of the bracket E is align the groove G with
the groove F of the shaft.
11-3 Adjusting the needle thread guard
With the needle bar at the bottom of its stroke, the
top surface of needle thread guard A should be level
and parallel with the centers of the eyes on needle
bar eyelet B.
< Note >
Raising needle thread guard A increases the size of
the needle thread loop. Lowering needle thread
guard A decreases the size of the needle thread
loop.
11-4 Adjusting the looper thread eyelets
Align the eyes on looper thread eyelets A with the
center of the lower shaft. To increase the amount
of the looper thread to be supplied, loosen screws B
and move looper thread eyelets A to the rear of the
machine.
To decrease the amount of the looper thread to be
supplied, loosen screws B and move looper thread
eyelets A to the front of the machine. On 1508P,
move looper thread eyelets A fully toward the front
of the machine and secure them with screws B.
Adjust the looper thread eyelets according to the
thread and stitch length to be used.
DLR
series
15
11-5 Position of the looper thread take-up
Adjust thread guide E so that the clearance
between thread guide E and the top surface of the
guide plate is 6~7mm.
Adjustment is made by
loosening screw D. When the point of the needle
has reached bottom surface B of the looper blade
while the looper is moving to the right from the
extreme left end of its travel, the looper thread
should be removed from point A on the looper
thread take-up.
Adjustment is made by loosening screw C.
【12】ADJUSTING THE FRONT PULLER DEVICE
12-1 To insert elastic and adjust the feeding amount of the front puller
Insert elastic by opening/closing small roller C with
lever A (see the illustration).
Adjust the feeding amount of the front puller
according to that of the feed dog.
To decrease the amount, loosen screw B and move
it up. To increase the amount, loosen nut B and
move it down.
【13】CLEANING THE MACHINE
At the end of each day, remove the presser foot and
the needle plate and then clean the slots of the
needle plate and the area around the feed dogs.
DLR
series
16