Prerequisites:

You must be using the newest eerd mod, alternate weapons placement and original iron maiden addons. At the time of this mod it would be:

eerd.20
awp.5
im.14

Instructions:

Drag and drop the contents inside the "Manhunt 2" folder into your Manhunt 2 game.
Back up original files if necessary.

Enjoy!

Credits to:
restinpeaceman for the incredible eerd mod
Beta Judy by Weirdo Sonic