Manual
No.
PRT930711ustrated
Parts
List
for
Styles
57700CER8
&
57700CER12
Second
Edition
Copyright
1994
By
Union
Special
Corporation
Rights Reserved In
All
Countries
Printed in
U.S.A.
January
1994
PREFACE
This
parts manual has been prepared to
assist
you in localing individual parts or assemblies on the
57700
Series
machines.
lt
can
be
used
in
conjunction wilh
Union
Special Adjusting manual
INS9308.
ltis lhe desire
of
Union
Specialthat each machine
run
at
its
optimum performance.
Parts
listed
in
lhis manual are designed
specifically for your machine and are manufactured with utmost precision to assure
long lasting service.
This
manual has been comprised on
lhe
basis
of
available information. Changes
in
design
and/or
improvements
may
incorporate a slight modHication of configuration in illustrations or part numbers.
On the following pages are illustrations and terminology used
in
describing lhe parts used on the
57700
Series
machines.
SAFETY
RULES
General
Operatjng Directions
The
sewing machines
described
in this
manual
are
prohibited
from
being
put
into service until it has
been
ascertained
that the sewing units, In which these sewing
machines
will
be
bullt·in
have
conformed
with
the
EC
Council
Directives (89/392/EEC, Annex
11
B).
1.
Before putting the
machines described
in this
manual
into service,
carefully
read the instructions.
The
starting
of
each
machine
is
only
permitted
after
taking
notice
of
the instructions
and
by
qualified
operators.
IMPORTANT!
Before putting
lhe
machine
into service, also
read
the safety rules
and
instruction from the
motor
supplier.
2. Observe
lhe
national safety rules valid for your country.
3. Each
machine
Is
only
allowed
to
be
used as foreseen.
The
foreseen use
of
the
particular
machine
is
described
in
paragraph
"STYLES
OF
MACHINES"
of
this
manual.
Another use,
going
beyond
the description,
is
not as
foreseen.
4. All safety
devices
must
be
in position when the
machine
is
ready
for work or in operation. Operation
of
the
machine
without the
appertaining
safety
devices
is
not allowed.
5.
The
following safety
devices
are
components
of
lhe
sewing machines: Fingerguard,
needle
lever
eyelet
guard,
needle
bar
guard,
needle
break
protection
shield
and
handwheel·belt
guard.
6. When
gauge
parts are
exchanged
(E!.g.
n<~<~dl<~,
presser foot,
needle
plate,
feed
dog
and
bobbin)
during
lhreading, when the
operator
leaves the
workplace,
and
during service work, the
machine
must
be
isolated
form the
main
power
by
switching off
the
main switch
or
disconnecting
the main plug. On
mechanically
operated
clutch
motors without a start inhibitor it
is
necessary
to
wait
until the
motor
has stopped.
2
