I did but what do the numbers mean like on the model for 7L 31420-kv3-831 it has a number 1 on it and for the 9L it has a 31420-kv3-680 and has a 1 on all models except in a 7L does that mean your able to use any besides if it has a number 1 it ? Sorry if I'm being confusing since I am confused myself