hobbylock 776 Operating Instruction

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71
OPERATING
INSTRUCTiON
Parts
A.
Preparation
B.
Preparation
a.
Fitting
b. c.
d. e.
f.
g. Operating
C.
a.
b. c.
d. e.
f.
g.
h.
i. Some
D.
a. b.
c.
F.
the
adjust
to
How Turning
Lubrication Opening
Threading
sewing
Test Thread
chart
Dial
Relation Correct
Incorrect
hemming
Roll
Points 3-thread
adjustment
Adjusting
Adjusting
Differential
Replacing
d.
Replacing
e,
Replacing
f.
Replacing
g.
Sewing
the
for
foot
the
off
/
on
closing
and
procedure
machine
the
tension
thread
for
chart
thread
thread
observe
to
overedge
the the
feed needle the
the the
problems
sewing
controfler
foot
amp
the
adjustment
tension
for
fabrics
tension
tension
during
seam
Maintenance
/
width
seam
stitch
mechanism
(S)
upper
lower light
and
CONTENTS
controfler
cover
(Normal
adjustment
thread
and
how
and
sewing
length
knife
knife
bulb
solutions
side
and
hemming)
stitch
adjust
to
cover
length
2
4 4
4 4
4 5
6
6 9
g
9 9
10 10
11 12
13
14 15
15
16
16 17
18
19 19
20
A.
Parts
Front
o
Telescopic
name
side
thread
reel
stand
bar
side
Rear
wheel
Pulley
feet
2
Accessories
Accessories
Screw
Screw
(For
needle)
case
driver
driver
Specifications
Maximum
Overlock Stitch Presser Presser Needle Number
Lubrication Dimentions
Net
Brush
length
weight
for
speed
seam
foot foot
of
threads
dusting
lift
width
1
300
3.5mm
1.0
-
Hinged 5mm
130
/
4
Manual 278(W)
7Kg
Roll
s.p.m.
(standard)
4.0mm
705H
x
hemming
No.75
264(D)
No.90
x
presser
310(H)
foot
Looper
Iweezers
mechanism
Oiler
Upper
Needle
knife
Controller
Thread
stripping
Li
discs
Dust
(4
cover
pcs.)
3
Preparation
S.
Preparation
a.
This horizontal
machine
Fitting
b.
First,
connector
in a
How
c.
Place When
will
more stop
machine
the
power
to
begin
surface
table.
foot
the
insert
socket
illustration,
source.
adjust
tip
the
you
to
heavily
machine,
the
for
must
controller
the
the
of
press
run
the
sewing
the
be
purpose-built
or
controller
the
on
then
controller
foot
foot
your
down
low
at
machine
your
lift
used
connector
machine
connect
lightly
gently,
speed:
will
foot
on
from
on
the
As
run
a
as
the
the
you
and
flat
sewing
into
shown
plug
pedal.
machine
press
faster.
pedal.
the
the
to
To
/
switching
turned
on light
switch
on
light
is
Turning
d.
Sewing master
By is sewing
4
off
is
located
on
and
turned
lamp
the switched
the
switching
by
off.
on
side
right
machine,
and
off
off
the
of
sewing
machine,
the
by
body.
the
light
Lubrication
e.
The made
lubrication always machine
the
to
bushings
from
once sure
be
oil.
areas
and
special
or
to
Apply
indicated.
other
materials
twice
a
use
just
one
important
and
month.
a
good
or
quality
two
parts only When
drops
are
require
oiling
sewing
of
oil
5
Opening
f.
and
1.
To tion To it
2.
To cover To
3. cover until
side
open
of
close
locks.
open
close
it
and cover
the
the
arrow.
side
the
to
the
the
upwards
clicks
closing
side
cover,
looper
right,
looper
lightly
and
looper
cover,
swing
will
it
push
cover,
it
cover,
towards
close
cover
push
it
down
it
to
to
the
slide
towards
push
the
securely.
the
right
the
the
machine
direc
until
looper
you.
looper
g.
Threading
1.
Ensure is
Threading
2. ance
to Position
3. that reel
4.
Tweezers
assist
at
maximum
with
obtain
it
immediately
bar
you
procedure
that
the
must
the
correctly
a
the
telescopic
pins.
from
to
make
telescopic
vertical
be
done
threading
formed
aligns
the
threading
thread
height.
carefully
procedure
seam.
thread
above
accessories
easier.
guide
the
guide
in
accord
in
bag
bar
order
bar thread
will
so
ff7
6
cY.
O(D
ocn
0.
1
CD
a,
-1
D)
CD
-
C
-,
(DD
CD
cc
CD
r\)
C
0)
0
C)
C
(3I
Q)
0
0
ci
0
-‘
-%
CD
0
0
CD
0
CD
Cl,
a.
0
z
r
0.
CD
‘<
0
(Do
°Cl)
0C
V
V
CD
-
0
1)
cr
0)
ci
C
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a.
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z.
e
CD
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r’j
00C
0)
0
C
01
0
0
0
-1
3.
Next
thread
the
right
needle
4.
Lastly
thread
the
left
needle
beyond
surplus
needle
surplus
needle
thread
thread
eyes.
eyes.
about
about
5
cm
(about
5
cm
(about
2’)
2’)
It
would coloured (4),
Once
threads Be breakage
Then
are
8
be
threads
this
will
you
that
careful
of
proceed
achieved.
helpful
identify
are
are
when
thread
are
the
satisfied
to
be
passing
that
to
sew
in
used.
used.
with
the
initial
Similar
threads
that
these
may
caution
being
the
occur
stage,
to
tension
threads
if
due
until
(before those used
balance
through
illustrated
with
care
you
commencing
respective
is
correct
the
machine,
is
not
taken.
are
satisfied
on
the
needle
(page
that
to
sew)
Tension
and
1
so
as
the
that Dial
looper.
0)
tie
to
correct
different
Diagram
on
avoid
results
those
any
OPerating
C.
Test
a.
After
before
Procedure
1.
2.
Hold
turn
you
Checking
Insert
the
sewing
sewing
threading,
actual
the
the
with
the
edge
slowly.
pulley
your
the
4
the
cloth
of
be
operation.
threads
right
threads
the
machine
sure
or3turns
2
hand.
under
upper
test
to
make
by
your
left
slowly
being
interlocked.
the
presser
cutter
sewing
a
hand
and
towards
foot
and
to
up
start
b.
The
thread
you
c.
Broad
Denim
Georgette
Thread
correct
in
Dial
chart
Thread Fabrics
iply
2plies
Narrow
tension
and
achieving
2plies
hemming
must
for
thread
adjustment
tension
therefore
the
thread
L.needle
Spun
8O
best
tension
varies
be
results.
R.needle
Spun
8O
(Normal
depending
adjusted
adjustment
Thread
Rjooper
Spun
8O
hemming)
accordingly.
Liooper
Spun
8O
on
the
By
Dial
L.needle
fabric
refering
for
3
and
Dial R.needle
type
and
thickness
to
the
chart
below
for
Dial R.lper
3
Dial
for
3
for
L.looper
3
the
of
assist
it
will
Presser ft
1
I
for
Normal
4
2
4
2
3
3
3
hemming
3
J
Fold-over
Broad
i
Georgetteiply
iply
hemming
Spun
I
*80
I
Spun
Spun
*80 *80
Spun
*80
3
3
10
for
Roll
2
3
10
hemming
9
d.
Relation
Normal
hemming
Roll
hemming
chart
for
Organdy, Taffeta,
fabrics
Fabrics
Cotton,
dress
Tweed,
denim,
and
Light
light-knit
silk,lining
Medium
tricot,
materials
Heavy
suit
heavy
Knit
fedrics
georgette tricot
thread
fabric,
materials
linen,
materials,
cloth
stitch
length
Cotton Silk Polyester
Polyester Synthetic Woolly
Polyester Synthetic
Woolly
Cotton Silk Synthetic
Cotton Silk Synthetic
thread thread
thread
nylon
thread
thread
nylon
Thread
thread
thread
No.80—100
No.80—100
No.80 No.60—100
No.50—100
No.60—80
No.40—60 No.40—60 No.30—60
No.50—80
No.60—80
No.80—100 No.80—100
Stitch
length
3.Oto4.Omm
to
3.0
4.
3.0
to
4.0mm
to
2.0
4.0mm
to
1.0
1.5mm
0mm
10
e.
Correct
Top
thread
side
tension
Left
Right
needle
needle
thread
thread
f.
Incorrect
thread
tension
and
how
to
adjust
1.
2.
The
tension
The
tension
sketch
is
sketch
is
too
shows
shows
too
loose.
loose.
the
the
left
right
needle
needle
thread
thread
The
3.
4.
tension
The
tension
sketch
is
sketch
shows
too
loose.
shows
loose.
is
too
the
the
right
left
looper
looper
thread
thread
11
.
Roll
g.
Roll
hemming
hemming
foot
Normal
.
hemming
Howtoreplace
toot
the
presser
toot
Remove
ng
normal By
results
.Raice
1
2.
the
(narrow/foldover
stitch
following
can
be
the
lever.
small
be
the
hemming
the
contact,
new
taken
foot
then
With roll lower in
the
needle
left
foot
this
instruction,
achieved.
presser
The
off.
presser
shank
then
will
by
foot
foot
until
lower then
first.
hemming)
the
foot
for
foot
under
the
For
roll
hemming
very
then
and
normal
still
raised,
the
connecting
presser
the
be
engaged.
roll
replace
good
push
sewing
shank
hemm
sewing
place
points
foot
up
the
foot.
the
can
the
and
are
and
o
Correct
thread
0
0
0
Narrow
12
tension
0
0
hemming
of
roll
hemming
Top
side
Fold-over
hemming
h.
Points
Place
• the
Then
• fabric
guide
Do
• avoid
Caution
needle
in
needle
to
to
foot
not
observe
fabric
the
before
slowly
will
hand.
by
push
the
pushing
breakage
plate,
during
under
commencing
sew
feed
or
possibility
or
and
sewing
cutter
the
few
first
the
automatically
material
the
pull
breaking
of
pulling
and
looper
of
cause
mechanism.
to
fabric
further
and
sew.
stitches,
and
so
the
can
lower
the
gentiy
as
needles.
result
damage
to
For
• cm
thread
Securing
Tie
crochet
chain To
• proximately flip
proximately
This
• fabrics.
tighten
finishing
beyond
chain.
the
into
prevent
fabric
machine
the
the
thread
needle
the
over
When
the
seam,
a
of
end
seam:
chain.
be
can
seam.
unravelling
beyond
cm
5
and
cm.
2
sew
will
sewing
knife
upper
sew
the
sew
seam
For
used
of
over
from
very
screw.
approximately
cut
then
fabric,
knit
the
pull
to
seam.
the
to
sew
seam
very
seams,
the
fine
heavy
illustration).
(see
5
the
a
thread
ap
Then,
ap
heavy
fabrics,
Caution:
• When
loosen have
sewing
the
been
fine
upper
sewing
knife
on
fabrics,
screw
heavy
remember
again
fabrics.
to
you
if
13
thread
3
I.
Three-thread
right
either Threading
wide
For
• Remove
1
Use
2. looper
left
Seam
3. mm.
7 For
narrow
• Remove
1. Use
2. left
& Seam
3. mm.(Standard
5
Wide
overedge
procedure
left
the
width
(Standard
the right
the
looper
width
seam
sewing left
or
seam
the
hand
thread.
can
seam
left
can
seam
hand
sewing.
right
be
seam
hand
hand
thread.
seam
is
is
hand
needle
changed
sewing.
needle.
needle
changed
be
possible
needles.
usual.
as
needle.
thread
width
thread
width
from
is
is
and
5,5
from
3.5
by
5
mm).
and
3
mm).
using
right
mm
mm
&
to
right
to
Use
Narrow
right
Use
left
hand
seam
hand
needle
only.
HUH
needle
only.
[il1
1
14
D.
Some
Adjusting
a.
Standard adjusted
the
1.
adjustments
different
Open
upper
the
right
knob
the
releasing
raise
To
ations
Adjust
2. the
the
from
the
and,
dial.
seam
seam
materials. side
knife
whilst
and
the the
above.
the
/
width
width
3.0mm
cover
control
maintaining
knife
pressure
knife,
required
Maintenance
mm.
3.5
is
5.0mm
to
looper
and
knob
pressure,
as
seam
you
the
reverse
width
knife
towards
simply
can
It
when
firmly
using
cover.
Push
to
downwards,
lowered.
is
the
turning
by
be
the
turn
oper
\\Upper
control
knife
knob
Wide seam
After
• necessary
wtdt
adjusting
to
reset
the
the
seam
thread
Narrow
seam
width,
tension.
width
it
may
be
Seam
Width
_\‘\.
d,alJ
15
b.
Adjusting
1.
Fully from Turning
2. Hand,
the
NOTE:
After
3.
C.
Differential
The two ently woven
wise correctly, ering The
of
the
the
front These to
2.0mm.
To
make
tions
1.
Open
above).
2.
Push backwards,
-
see the it
up
3.
After
the
open
you.
the
set
feed
regulator
Standard
this
adjustment,
differential
sets
of
feed-dog
to
produce
or
knitted
troublesome
it
will
of
seams.
ratio
of
the
rear
feed-dog
feed-dog
can
be
these
below:
the
the
side
differential
illustration
required
or
down.
completing
side
cover.
the
stitch
the
side
pulley
the
required
feed
mechanism
feed
an
fabrics,
materials.
eliminate
differential
teeth.
adjusted
adjustments
cover
in
the
and
differential
length
cover
wheel
stitch
control
stitch
close
mechanism,
teeth
even
and
uneveness
teeth,
infinitely
(as
feed
direction
at
the
adjustment,
dial
length
moving
stitch
is
against
follow
for
the
ratio,
by
pushing
with length
(see
is
3mm.
side
cover
consists
formation
also
other
When
that
of the
from
the
stitch
regulator
of
the
same
by
your
by
turning
right)
independ
other
adjusted
and
puck
the
feed
0.8mm
instruc
length
knob
arrow
time
sliding
close
away
Right
on
feed
of
set
of
Nylon, satin,
Jeans
Jersey, nicki
tricot,
polin,
(Normal
medium
fabrics,
Fabric
lining
silk,
light
fabrics,
and
fabrics)
cotton,
knitting
light
cotton
Setting
differential
0.8
N
I
.5
of
feed
NOTE:To
achieve will various
the
same
using,
be
neccssary
ratios,
fabric
until
tained.
16
the
correct
using
and
satisfactory
a
to
experiment spare
thread
final
result
setting
pieces
you
with
intend
is
ob
of
it
Heavy
knitwear,
fabrics,
rib
stitch
very
goods
elastic
2.0
2
d.
Replacing
needle
(S)
DURING
MAINS
Removing
1. the
Turn
direction
the
(in
the
to
(s)
loosen needle(s).
Fitting
2. Whilst
upwards
fully
that
sure towards
needle
the
recommended
The
705H,
90.
No.
Depending
using
used.
be
needle,
THIS
PLUG
pulley
highest
needle
the
necessary,
If new
this
in
the
you.
clamp
the
and
Needle
Light
with
OPERATION
THE
FROM
needle
(s)
wheel
the
of
position.
clamp
needle(s)
position,
the
into
groove
long
using
Then
screw
needle
normal
weight
the
on
from
sizes
weight
thicker
a
DISCONNECT
POWER
towards
arrow),
raising
Using
screw
tweezers
the
use
insert
needle
holder(s)
the
in
screwdriver,
a securely.
system
recommended
of
No.75
materials
needle
for
SOURCE.
you
the
screwdriver,
a
remove
and
new
needle(s)
are:
fabric
No.90
to
needing
heavier
THE
hand,
by
needle
the
supplied.
needle(s)
making
face
re-tighten
130
is
size
are
you
may
finer
a
weights.
/
needle
left
Fitting
the
screw
to
not
you
do
and
Ensure as
breakage
ATTENTION
the
erly
Take the
slant
replacing
illustrations
needle
insert
special
screw
and
When
of
The crosses
carry so
the
the
out
could
also
clamp
other.
screws
care
straight
not
do
this
result
skipped
needles,
below:
screw
it
not
force
procedure
in
stitches.
important
is
when
to
rather
but
the
thread
please
for
refitting try
screw.
each
to
correctly
needle
or
take
needle
to
needles.
put
follow
note
prop
back
the
Fitting
the
right
needle
screw
17
e.
Replacing
the
upper
knife
DURING
PLUG
FROM
1.
To
remove
Push
into towards the (approximately Then
the
2. Place
(in
screwdriver,
a securely. Turn the pressure
firmly guard normal
3.
To Place and,
you, the lower re-tighten driver. If
it
knife
Only
knife
loosen
knife,
Fitting
the
the
the
knife
against
on
set
the
by
lower
tip
knife
is
necessary
screw
very
you,
a
opposite
to on
operation.
the
turning
of
the
THIS
the
is
held
taking
new new
release
a
the
the
cutting
upper
it
to
the
by
screw
(A)
tiny
THE
OPERATION
MAINS
the
upper
right,
and
the
upper
in
position
horizontal
the
retaining
care
upper
knife
knife
manner
retighten
knob
vertical
the presser
position,
knob,
lower
position:
knife
the
pulley
its
bottom
upper
movements
1
.0mm.
to
and
knife
(A)
adjust,
raise
OUTLET.
knife.
turn
knife
by
to
not
onto
as
the
away
the
knife
knife
foot.
in
the
wheel
positiOn
When
securely,
or
should
DISCONNECT
down
anti-clockwise
release
the
you).
screw
to
touch
the
abnve), retaining
from then,
It
is
should
loosen
lower
carrier
and
carrier
will
and
now
cutting by
hand
at
in
this
using
as
be
knob,
the
and,
you, by
be behind
which
overlap
the
necessary.
stopper
take
blade.
stopper
using
screw
raising
releasing
brought
ready
position
towards
point
position, a
screw
upper
required.
THE
until
off
(A)
the
for
the
1.0mm
Surface
of
needle
plate
(A)
18
Replacing
t.
DURING PLUG
To
1. First
knob
upper Loosen
lower
2. Insert knife
right, the
plate using
Replace
by
17)
FROM
remove
push
turning
knife
knife,
Fitting
holder
set
blade
and
means
lower
the
ThIS
THE
the
into
(as
lower
the
taking
new
a
knife
the
and,
the
aligns
then
screwdriver.
a
the
of
knife
OPERATION
right
OUTLET
knife.
the
MAINS
lower
the
anti-clockwise
t
described
screw
knife
not
care
knife
lower
the
into
the
with
that
so
knife
the
with
re-tighten
upper
the
the
knife
release
DISCONNECT
knife
upper
release
to
1
page
on
remove
and
the
touch
to
fixing
its
of
edge
cutting
of
screw
working
(see
groove
cutting
the
surface
in
knob
release
7)
blade.
the
edge
the
securely.
position
also
THE
the
the
lower
facing
of
needle
page
g.
Replacing
FIRST THE
Loosen
• body
the
DISCONNECT
POWER
the
and
the
Turn
Insert
the
turning
Replace
Caution:
light
SOURCE
screw
remove
bulb
new
the
in
it
cover.
a
Use
bulb
ThE
the
of
the
direction
in
bulb
direction
maximum
MAINS
rear
lamp
by
of
cover.
and
(1)
pushing
(2).
watt
1
5
PLUG
the
remove
bulb
FROM
machine
it.
upward,
only.
19
E.
Sewing
problems
and
solutions
correctly,
Used from
time various Listed overcome
below
Problem
Needle
Thread
Skipped
your
to
time
adjustments
are
most
of
breakage
breakage
stitches
machine
encounter
the
in
more
the
these
should
the recommended common
difficulties.
Needle
Needle Material
Incorrectly
Thread
Thread Needle Incorrect
Needle Needle Incorrect Incorrectly
is
not
has
tension
not
bent not
operate
occasional
problems,
Cause
or
bent
correctly
pulled
threaded
caught
too
correctly
needle
damaged
or
correctly
needle
threaded
manner.
point
tight
used
used
efficiently
problem
together
damaged
inserted
inserted
inserted
and
which
with
without
usually
their
Insert
Insert Do
not
sewing.
Thread
Check
reel
stand, Regulate Insert
needle
Use
Insert
Insert
needle
Use
Thread
difficulty.
results
simple
needle.
new new
needle
pull
correctly.
whether
etc.
tension.
needle
system
new
needle.
needle
correctly.
from
solution
Solution
push
or
thread
correctly.
correctly.
system
However
not
correctly.
material
is
caught
/
130
/
1
30
carrying
which
during
705H
705H
you
should
at
only.
only.
may
Out
the
Incorrect formation
Puckered
Material correctly
20
stitch
seams
is
not
fed
Incorrect tensions
Thread Thread incorrect
Sewing position
setting
tension
has
caught
threading
foot
is
too
not
of
thread
tight due
in
the
to
working
thread
Set
Reduce Thread
Push
thread
correctly
the
presser
tensions
tension
correctly.
foot lever
down.
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