Egr help quick

[72dozer]

Ok so I did the egr delete my self took cooler out welded up pip shut and the other end and rerouted the water . So my ? Is iam putting it back together today what elese do I need to do while it's apart ? It's a 2004 f350 6.0 and egr valve leave it unplug or weld it it open or close ? Any help while bet great thanks .