2008 3.0 audi q7 quattro tdi

[Stes,q7,hassle]

I have a 2008 3.0 audi q7 tdi quattro the alternator is knackered I've disconnected battery removed serpentine belt taken off hoses and removed the 2 13mm bolts from the face of the alternator but it's still locked solid in place am I missing something 

[Stes,q7,hassle]

2 minutes ago, Stes,q7,hassle said:

I have a 2008 3.0 audi q7 tdi quattro the alternator is knackered I've disconnected battery removed serpentine belt taken off hoses and removed the 2 13mm bolts from the face of the alternator but it's still locked solid in place am I missing something 

Do I need to remove the idle wheel above the alternator, it's 2 in the morning and I'm completely stuck