1 open editor
2 add Player as either force auto rifleman or grenadier
3 enter {this addPrimaryWeaponItem "muzzle_snds_H";} without the brackets (change to "muzzle_snds_H_MG" for opfor auto rifle)
4 Fire the automatic rifles or grenade launcher- Blufor autorifle will be locked in semi, opfor autorifle suppressor will spin like a minigun, and all grenade launchers will be suppressed.