Operation Manual

Parts
of
the
coverlock
4772
(1)
Upper
thread
tension
(2)
Upper
thread
tension
(3) Carrying
handle
(4)
Thread
tension/upper
looper
thread
(5)
Thread
tension/lower
looper
thread
(6)
Thread
tension/Two-thread
chainstitch
looper
(7)
Converter
(8)
Looper
cover
(9)
Blade
guard
(10)
Standard
presser
foot
(11)
Standard
needle
plate
(12)
Detachable
work
support
(13)
Accessory
box
(14)
Needle
holder
(15)
Sewing
light
cover
(16)
Upper
overedge
looper
(17)
Lower
overedge
looper
(18)
Two-thread
chainstitch
looper
(19)
Retaining
screw
for
upper
overedge
looper
(20)
Adjusting
knob
for
seam
width
(21)
Bed
slide
for
stitch
width
latch
(22)
Fixed
lower
blade
(23)
Movable
upper
blade