RE: first big crash
Sounds like you messed that thing up good.
Good luck.
You should watch and understand the Finless Bob videos on Helifreak regarding CCPM Setup Part 1 & 2.
These will help also if you haven't seen them:
[link=http://www.blade400repair.com/]Blade400Repair[/link]
[link=http://www.repairblade400.com/]RepairBlade400[/link]
Have fun.