What was found
RECEIVED SEVERAL STARTER/GENERATOR UNITS OF THIS MODEL TYPE WITH DRIVE END BEARING SEALS DISLODGED AND BEARING LUBRICATION LOST. THIS PROBLEM HAS BEEN ADDRESSED IN THE PAST BY THE O.E.M. WITH P/N UPGRADES, BUT THE PROBLEM STILL SEEMS TO EXIST. SUBMITTER RECOMMENDS OVERHAUL BE PERFORMED IN LESS TIME THAN O.E.M. RECOMMENDED HOURS TO PREVENT BEARING FAILURE. THIS COULD COINSIDE WITH NORMAL BRUSH WEAR AT APPROXIMATELY 700 HOURS.