What was the backlash before you started? If you just upgraded the carrier then you don't disturb the pinion... I've nevet had issues doing that. The depth should not have changed. Just get the backlash where it was when you started and you should have been good to go.

Well, art is art, isn't it? Still, on the other hand, water is water! And east is east and west is west and if you take cranberries and stew them like applesauce they taste much more like prunes than rhubarb does. Now, uh... Now you tell me what you know.