Husqvarna Viking Viking E20 User Manual page 18

THREAD TENSION / RAISE OR LOWER THE FEED DOG
A. Normal thread tension - upper and bobbin
thread join in fabric.
C. Thread tension too tight - bobbin thread
and darning, lower the feed dog.
1. Remove the accessory tray.
To raise the feed dog move the lever to (a)
The feed dog will come up when you start to sew.
18
Upper thread tension
To increase the tension, turn the dial up to a higher number.
To reduce the tension, turn the dial to a lower number.
to lower the feed dog.
.