26.
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I ADJUSTING
THE
FEED
TIMING
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WARNING:
A
Turn
OFF
the
power
before
starting
the
work
so
as
to
prevent
accidents caused
by
abrupt
start
of
the
sewing machine.
How to ad
ju
st the feed timing
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The feed timing can be changed by changing the stop
position
of
feed eccentric cam
CD.
1)
Tilt the sewing machine head and loosen two setscrews Q), in feed eccentric cam
CD.
2) Turn feed eccentric cam Q)to change the feed timing.
Align graduation
G)
on the feed bar driving
ar
m with engraved marker lin
e@o
n the feed driving shaft.
Tum
feed eccentric camCDin the direction
of(+)--
Increases the feed timing.
Tum feed eccentric cam
(Din the direction
of(-)--
Decreases the feed timing.
(Cautio
n)
For
genera
l use, use
the
machine
in
the
state
that
cente
r
of
graduationG)
is align
ed
wit
h
the
engraved
marker
line.
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