You said you are a pilot, but from what I gather you want them to make the plane unrealistic because to you its not right, as for manuals, some are free, some are copyright, if you would like to pay for them go ahead, as I said there are plenty of you tube saab 340 flights real ones in cockpit demonstrating the procedures, you should go watch a few, i have seeing very little difference in any of them.
Found this after few minutes of looking