9. Standard adjustments
9.
Standard adjustments
A CAUTION
~
Maintenance
and inspection
of
the
sewing
~
Hold
the
machine
head
with
both
hands
machine
should
only
be
carried
out
by
a
when tilting it
back
or
returning it
to
its origi-
qualified technician.
nal position. Furthermore,
after
tilting
back
the machine head,
do
not push the face plate
0
Ask
your
Brother
dealer
or
a qualified elec-
side
or
the
pulley
side
from
above,
as
this
trician
to
carry out
any
maintenance and in- could cause the machine head
to
topple over,
spection
of
the electrical system.
which
may
result in personal injury
or
dam-
age
to
the machine.
£
Turn off the power switch and disconnect the
power cord from the
wall outlet at the follow-
£
If the
power
switch needs
to
be
left
on
when
ing times, otherwise the machine
may
oper- carrying out some adjustment,
be
extremely
ate
if
the
foot
switch
is
depressed
by
mis-
careful
to
observe all safety precautions.
take, whicn could result in injury.
•
When
carrying out inspection,adjustment If
any
safety
devices
have
been
removed,
and maintenance
0
be
absolutely sure
to
re-install
them
to
their
•
When
replacing consumable parts such
original positions and check
that
they
oper-
as
the rotary
hook
and knife
ate
correctly before using the machine.
9-1. Adjusting the needle bar height adjustment
(DPX5)
DPX17
Turn the machine pulley to move the needle bar to the lowest position. Then remove the rubber plug
8,
loosen the
screw 8 and then move the needle bar up
or
down to adjust so that the second reference line from the bottom of the
needle (reference line
@)
is
aligned with the lower edge of the needle bar bush
0.
* If usig a DP X 5 needle, use the highest reference line (reference line@).
9-2. Adjusting the needle bar lift amount
(DPX5)
DPX17
Turn the machine pulley to raise the neddle bar from the lowest position until the lowest reference line on the needle
(reference
line @) is aligned with the lower edge of the needle bar bush
0.
Then loosen the screw 8 and move the
driver to adjust so that the tip of the rotary hook is aligned with the needle center
line.
* If using a DP X 5 needle, use the second reft3rence line from the top of the needle (reference
line@).
32
BAS-341 E • 342E
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