http://nfatoys.com/tsmg/web/m1assy.htm
This isn't terribly helpful but it does say not to lift it any more than necessary to clear the bolt face. I'll try to find something better.
I don't know that I ever had mine out so I don't have a good answer. I'll keep looking.
In Memory of Paul "Dietrich" Stines.
Dad: Say something nice to your cousin Shirley
Dietrich: For a fat girl you sure don't sweat much.
Cue sound of Head slap.
RIP Muggsy & TMan
"If you are a warrior legally authorized to carry a weapon and you step outside without that weapon, then you become a sheep, pretending that JOCKO will not come today."