Adobe Acrobat 5.1 solved the problem with my manual. I'm not sure why MB would include a program (Abobe 3.0) that won't open the large files. Thanks for the help guys
1985 380SE- 160,000km 'Blistu' - Sold
1988 300CE- Eva,my garage mistress
2007 R350 4matic- The Black Pearl
2011 Ford Ranger-Work truck
1974 25' Trojan Sea Raider- 'Grannyknot'
2002 215 cm Atomic DH skis- Canadian SDH record holder, 175.5km/h- Vars 2010