l.Needle clamp 2.Hinged foot 3.Throat plate 4.Feed dog 5.Rear moving needle guard
6.Curler
The left and right loopers within the range
of
the sizes
of
1/8" to 1/2" are
in
erchangeable.
In addition to
the
aforesaid, the replacement
of
slide plate and
cam
cover shall be
made
when
the
width
of
thread
plate is on the increase.
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I Maintenance of the machine
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The
folowing shall
be
abhered in order to keep the machine in good working condition.
(I)
Daily
checking
f.
The oil shall spray onto the oil
sight
when the machine is running.
U. Repairman shall be
sent
for
w
hen
abnormal sound is beard during the operation
of
the
machine.
(2) Locations to be checked once a week:
1.
To take
off
throat plate. slide plate,and
cam
cover; to clean dust
of
the slotted feed
dog
with a brush.
II. To turn over the head to rid both the oil filter screen on the o
il
pump and the interior
of
the oil reservoir
of
oi
l
stain and dust.
lll
.
Loosen
drain hole screw and
tak
e it off;drain all the dirty
oil
from the oil reservoir and reoil it.
IV.Oil level must be
above
the lowest oil-level-indicating line mark
ed
"Low"
V. The black powder,adhering to the magnet in the oil reservoir
sha
ll
be
wiped with sponge cloth.
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