Final answer:
To increase tension on the needle thread of the ConSew 206RB sewing machine, you need to turn the tension dial clockwise.
Step-by-step explanation:
To increase tension on the needle thread of the ConSew 206RB sewing machine, you will turn the tension dial clockwise.
Turning it clockwise will increase the tension, and turning it counterclockwise will decrease it. The tension dial controls the amount of resistance applied to the needle thread, affecting the tightness of the stitches.