Thread Overlock - Pfaff hobbylock 2.5 Owner's Manual

3-thread overlock

When the upper looper thread lies on the underside of the
fabric
When the lower looper thread appears on the top of the
fabric
When the needle thread is too loose
4-thread overlock
When the upper looper thread lies on the underside of the
fabric
When the lower looper thread appears on the top of the
fabric
When the left needle thread tension is too loose
When the right needle thread tension is too loose
Move the upper looper thread tension fi ne tuning lever
(red) to a higher position.
Or, move the lower looper thread tension fi ne tuning lever
(yellow) to a lower position.
Move the lower looper thread tension fi ne tuning lever
(yellow) toward a higher position.
Or, move the upper looper thread tension fi ne tuning lever
(red) to a lower position.
Move the needle tension fi ne tuning lever (blue or green) to
a higher position.
Move the upper looper thread tension lever (red) toward a
higher position.
Or, move lower looper thread tension fi ne tuning lever
(yellow) toward a lower position.
Move the lower looper thread tension fi ne tuning lever
(yellow) toward a higher position.
Or, move the upper looper thread tension fi ne tuning lever
(red) toward a lower position.
Move the needle thread tension fi ne tuning lever (blue)
toward a higher position.
Move the right needle thread tension fi ne tuning lever
(green) toward a higher position.
Stitch adjustments 27