Changing the inner and outer limits of your motor is relatively easy. Just follow these steps.
Go to the limit you want to change. (If you are already there. Leave the limit and go back to it).
Press and hold the up and down buttons simultaneously until the motor makes a jogging motion (in and out).
Use the up and down buttons do move to the new limit.
Press and hold the MY button until the motor makes a jogging motion.
That's it!