Here's a thread with experiences and instructions and link to another thread with more. The charge air pipe does comes fairly easy and maneuvering the alternator out is not hard, but as with most things, I do anyway, patience and good gloves are required.

https://www.peachparts.com/shopforum/diesel-discussion/213992-w210-om606-turbo-alternator-removal.html?highlight=om606+alternator+removal

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Treetops
06 E320 CDI 127K Miles
87 300TD 231K Miles

99 E300 269K Miles-Sold