]Next check to see that your front lines are the same overall length as your back lines. Use the knots on the pigtails above the swivel to adjust. At this time also check that your front lines are equal length. To do this, let go of the bar and hold the swivel. Pull on the swivel until your front lines are tight and then slowly release your pull. As you release check the lines. If one is longer than the other it will bow down more than the other. Adjust using the pigtail knots above the swivel. [

]All lines Equal Length!With your center line fully extended (stopper knot touching the marine cleat) your back lines and front lines must be equal in length. If at any time, your rear lines are shorter than your front lines your boat kite will not fly properly. Lines stretch so please check them regularly! [

Tuning the lines

It is very important that your lines are tuned properly. Make a habit of checking your line lengths regularly. Attach all four lines to an immovable object (nail or screwdriver pushed into the ground etc.) Pick up the Punch-UP bar and make sure the center line is fully extended (un-cleat the marine rope, and let it pull through the cleat so the stopper knot is touching the cleat. [

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] Now pull on the bar to check your rear outside lines. If the bar is not square (perpendicular) to the center lines, then adjust the length using the knots on the leader line. [