Merrylock MK480 User Manual

35
(7) 4-THREAD OVERLOCK
(7) 4-Thread Overlock
When the upper looper thread line on the*
underside of the fabric :
- Turn the upper looper thread tension dial (green)
toward a higher number.
- Or, turn lower looper thread tension dial (red)
toward a lower number.
* When the lower looper thread appears on the top
of the fabric :
- Turn the lower looper thread tension dial (red)
toward a higher number.
- Or, turn the upper looper thread tension dial
(green) toward a lower number.
* When the needle thread tension is too loose :
- Turn the needle thread tension dial (orange)
toward a higher number.
* When the needle thread tension is too loose :
- Turn the upper looper thread tension dial (blue)
toward a higher number.
Overlock right
needle thread
Overlock left needle
thread
Upper looper thread
Lower looper thread
Orange
Tension Dial
Fabric
Medium weight
RedBlue
Genre
Topside
Underside
(8) NARROW EDGE AND DGEROLLED E
(a) 3-Thread Narrow
Edge
(c) 2-Thread Narrow
Edge
(b) 3-Thread Rolled
Edge
(d) 2-Thread Rolled
Edge
Polyester
Red
Blue
Green
Orange
Tension Dial
Wooly nylon
Polyester
Light Weight
Fabric
Red
Blue
Green
Orange
Tension Dial
Wooly nylon
Polyester
Light Weight
Fabric
Red
Blue
Green
Orange
Tension Dial
Wooly nylon
Light Weight
Fabric
CONVERTER
CONVERTER
Lower looper
thread
Topside
Underside
Lower looper
thread
Overlock left
needle thread
Topside Underside
Overlock left
needle thread
Upper looper
thread
Lower looper
thread
Underside
Topside
Overlock left
needle thread
Upper looper
thread
Lower looper
thread
Underside
Topside
Overlock left
needle thread
Polyester
Light Weight
Fabric
Red
Blue
Green
Orange
Tension Dial
Wooly nylon
CONVERTER
CONVERTER
4.04.0 4.0 4.0
5.0
4.0
4.0
4.0
7.0
4.0
4.5
0.0
4.5
4.0
2.0
2.0
2.5
4.0
4.0
4.0
3.2
4.0
3.5
3.5

Merrylock MK480 Specifications

General

Brand	Merrylock
Model	MK480
Category	Sewing Machine
Language	English