Thats what George Galloway, President of Precision Aerodynamics, Inc. says about psycho-packing:" If I wasn't absolutely certain of the results, I could never recommend it, but believe me when I say will never pack a parachute the "Old" way ever again."
That's my opinion as well.
I think you should not try this without having a bridle-extension (bag stopper) inside the POD (check step #12 in second url below).
check out
http://precision.aerodynamics.com/psycho/psycho_pack.htm
http://precision.aerodynamics.com/psycho/psysteps.htm