2004 SR Johnson 2 Stroke 9.9, 15, 25, 30 HP Outboards Service Manual, Page 68Get this manual
MAINTENANCE LUBRICATION
Gearcase Lu bricant
IMPORTANT: Always check the fill level of the
gearcase lubricant prior to removing drainfill plugA tie strap can be used to check lubricant level
native; however, long term durability may be affected with continued use
IMPORTANT: The recommended gear lubricants include special additives for marine applicationsDo not use any automotive gear lubricants, 2-stroke or 4-stroke engine oil, or any other oil or grease for gearcase applications
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 position, and twist and remove all spark plug leads so the engine cannot be started aCCidentallyDisconnect battery cables at battery on electric start models to prevent accidental starter engagementRemove the battery negative (-) cable first and the battery positive (+) cable lastRemove propellerRefer to PROPELLER on p.258Inspect bushing and blade surfacesReplace damaged or worn propellersClean propeller shaftInspect propeller shaft sealsReplace damaged or worn seals