Pfaff hobbylock 795 Manual de usuario
7—
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Notes
on
safety
A)
Due
to
the
up
and
down
movement
of
the needle,
the
user
must take
sufficient
care
to
avoid
injury
and
observe
the
sewing
area
continuously
while
sewing.
B)
When
leaving
the
machine,
chan
ging
parts
or
accessories,
the
ma
chine
must
be
disconnected
from
the
power
source.
C)
The
maximum
approved wattage
of
the
light
bulb
is
15
watts.
D)
The
drive
belt
must never
be
adjusted
by
anyone
but
an
authorized
Pfaff
agent.
Contents
The
controls
of
the
sewing
machine
2, 3
Accessory
box
4
Electrical
connection
4,
5
Foot
control
5
Preparing
for
threading
6, 7
Threading,
4-thread
safety-stitch
seam
7—11
Threading
chainstitch
looper
8
Threading
overedge
looper
9
Threading
the
needles
10
Inserting
the
lint
box
11
Sewing
test
12
Points
to
observe
during
sewing
13
Securing
the
seam
14
Checking
and
adjusting
thread
tension
15,
16
4-thread
safety-stitch
seam
17
2-thread
chainstitch
seam
17
2-thread
overedge
seam
17
Adjustment
of
the
machine
for
two-thread
chainstitch
seam
18,
19
Thread
chart
20
Adjusting
the
stitch
length
21
Regulating the
sewing
foot
pressure
21
Adjusting
the
seam
width
22
Machine
care
21
Changing
the
needles
23
Changing
the
lower
knife
23,
24
Changing
the
upper
knife
25
Changing
the
light
bulb
26
Oiling
the
machine
27
Accessories
28
Specifications
28
Sewing
problems
and solutions
28,
29
Changing
the sewing
feet
30
(11
ontrols
of
the
sewing
machine
1
Foot
pressure
regulating
dial
/
2
Thread
guide
3
Carrying
handle
4
Left
needle thread
tension
dial
5
Right
needle
thread
tension
dial
6
Right
looper
thread tension
dial
7
Left
looper
thread
tension
dial
8
Thread tension
cover
9
Upper
knife
10
Knife
guard
11
Presser
foot
lifter
lever
12
Hand
wheel
13
Looper
cover
26
14
Looper
cover
lever
15
Work
support
16
Stitch length
setting
dial
17
Needle
plate
18
Presser
foot
19
Needle
bar
20
Thread
reel
stand
21
Thread
reel
pins
22
Adjusting knob
27
23
Machine
plug
socket
24
Master
switch
25
Lint
box
________________________________________
26
Foot control
27
Foot
control
plug
28
Mains
plug
29
Lower
knife
30
Knife
clamp
screw
31
Right
looper
32
Left
looper
g
33
Thread
guide bar
30
31
29°
32
/
Accessory
box
Swing
the
work
support
to
the
left
and
pull
out
the
accessory
box.
To
replace
the
accessory
box,
slide
it
into
the
grooves
and
push
it
until
it
locks.
The
accessories
are illustrated
on
page
28.
Electrical
connection
Use
this
machine
only
on
a
flat
surface
or
on
a
special
sewing table.
Attaching
the
foot
control;
Insert
the
plug
of
the
control
into
the
machine
plug
socket.
Then
connect the
mains
plug
to
a
power
source.
Caution;
When the
machine
is
not
in
use,
disconnect
plug
from
power
source.
Do
not
place
any
objects
on
the
foot
control.
1.
Switching
the
machine
ON
and
OFF
Power and
sewing
light
are switched
on
and
off
simultaneously
with
the
master
switch.
Switching
on:
Press
switch.
Machine and sewing
light
are
switched
on.
Switching
off:
Press
switch
again.
Machine
and
sewing
light
are
switched
off.
Foot
control
The
speed
of
the
Hobbylock
is
regulated
as
follows:
When
pressing
the
foot control
gently,
the
machine
will
run
at
low
speed;
when
pressing
harder,
it
will
run
faster.
Electronic
foot
control
Maximum
speed
is
adjusted
in
two
grades
by
the
switch
on
the
foot
control.
Position
=
Half
speed
Position
44
=
Full
speed
Preparing
for
threading
Adjustment
of
thread
reel
stand:
Loosen
the adjusting
knob
on
the
thread
reel
stand,
slide
it
to
the
left
and
tighten
it.
y
Adjustment
of
thread
guides:
Pull
up
the thread
guide
bar
and
align
it
so
that
the
thread
guides
are
directly
above
the
reel
stand.
__A
Carrying
handle
and
thread
guide
bar
behind
it:
Insert
fingers
into
the
groove
of
the
carrying
handle
and
pull
it
up.
This
movement
automatically
raises
the
thread
guide
bar.
6
Opening
and
closing
looper
cover
and
work
support:
Push
looper
cover
lever
to
the
right,
swing
cover
in
the
direction
of
the
arrow
and
lower
it.
To
close the
looper
cover,
push the
cover
until
it
locks.
To
open
the
work
support,
push
it
to
the
left.
To
close the
work
support;
push
it
to
the
right
until
it
locks.
A
threading
diagram
is
affixed
to
the
machine
(A).
Threading
procedure
Threading must
be
done
correctly
to
obtain
a
well-formed
seam.
Thread
the
machine
in
the
following
sequence:
1.
Left
looper
(yellow)
2.
Right
looper
(red)
3.
Right
needle
(green)
4.
Left
needle
(blue)
Diagram
B
shows threading
of
the
thread guides
behind
the
carrying
handle.
Diagram
C
shows threading
of
the
thread
tension
dials.
Now
pull
the
respective thread
into
the
corresponding
guides
and tension discs.
4-thread
safety
stitch seam
For
sewing
and
finishing
two
layers
of
fabric.
Threading
the
left
looper:
Turn
the
handwheel
towards
you
until
the
left
looper
is
in
its
farthest
right
position
(see
illustration
below).
Thread
the
left
looper
in
sequence
1,
2,
3, 4, 5,
6,
7,
8
and
pull
approximately
10
cm
(4”)
of
thread
through
the
looper
eye
(the
thread
path
is
marked
yellow).
8
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