2007 Evinrude E-Tec 75, 90 HP outboards Service Manual, Page 77Get this manual
MAINTENANCE LUBRICATION
Propeller Shaft
Debris from the water can become lodged around propeller shaftFrequent inspection can minimize potential gearcase damage
WARNING
When servicing the propeller, always shift the outboard to NEUTRAL, turn the key switch OFF, and disconnect the battery cables at the batteryRemove propellerRefer to Propeller Hardware Installation on p65Inspect bushing and blade surfacesReplace damaged or worn propellersClean propeller shaftInspect propeller shaft sealsReplace damaged or worn sealsApply Triple-Guard grease to entire length of propeller shaft prior to installing propellerReinstall propeller hardware and propeller
Examine drained lubricant for excessive metal fragments and for any indication of water in oil (cloudy or milky appearance)Lubricant that is black in color with burnt odor indicates worn, overheated oilPressure and vacuum check gearcases with apparent leaksRepair all leaksRefer to the INSPECTION AND MAINTENANCE SCHEDULE on p72 for service frequency and recommended lubricantsRefer to LUBRICANT on p258 for complete gearcase lubricant filling procedures