1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 257Get this manual

1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 257

GEAR HOUSING
Propeller Installation

WARNING
If gear housing is NOT removed from drive shaft housing, BEFORE attempting to remove or install the propeller, remove (and isolate) spark plug leads from spark plugs to prevent engine from starting accidentally1Apply Anti-Corrosion Grease to propeller shaft2Install inner thrust hub3Slide propeller onto shaft4Install outer thrust hub5Thread propeller nut onto shaft