After installing the new alternator everything is back to normal. Charging voltage is good and it seems that nothing was damaged by the over voltage condition!

__________________
____________________
1984 300CD (sold)
1973 220DPK 4 spd (died)
1978 350SL 4 spd gray market
2003 SLK32 AMG
1988 300CE (sold)
1997 E420 (Totaled)
1998 E320 Wagon