Is there a preferred order when setting up? I read that the unit should be level before extending slides. So I've been doing the auto-leveling first, until the monitor says "success" and is level. The...
If you just have 2 rear jacks deployed and a single-center front jack deployed, you will impart a twisting force (torque) on the chassis when you extend a front slideout. If it were mine, I would additionally support that front slideout SIDE with a bottle jack (at the frame rail).