Set the dials on the lock to the current combination.
Pull up on the U-shaped shackle until the lock is open.
Turn the shackle 90 degrees in either direction.
Push the shackle down until it stops and hold it there.
Move the dials until your desired numerical combination is displayed. Make sure all of the dials are clicked into place.
Pull the shackle all the way up. The lock is now reset to the combination you chose in the previous step.