1. The alternator belt is the outermost. You'll need to remove it first.
The tensioner is on the alternator upper mount.
2. Remove the power steering belt second. The upper power steering pump
bolt will need to be loosened to pivot the pump. You'll need to pry the
alternator back out to get the belt to clear. Put a new p/s belt on and
pry the alternator back in.
3. The a/c belt tension is adjusted by the pulley between the crankshaft
and compressor. Loosen the 14mm nut and then relieve tension with the
12mm bolt. Install a new a/c belt.
4. Install a new alternator belt. This will squeal and slip if it isn't