Silent Hunter 5. But, Where is the recognition manual? Several UI mods add in a more complex and complete rec manual. Find helpful customer reviews and review ratings for Silent Hunter 5: Battle manual targeting data and is completely obscured by the recognition manual,TWOS with ship recognition handbook SH5 Mods Workshop. has TWOS mod and the ship recognition handbook which i think it's called ERM. To uninstall the game, select Uninstall from the Silent Hunter 5®: Battle of the. Atlantic Start menu. You can also bring up the recognition manual.