2006 Johnson SD 30 HP 4 Stroke Outboards Service Manual, PN 5006592, Page 208Get this manual
GEARCASE DISASSEMBLY Use appropriate tool to push pin out of the clutch dog shifterRemove the clutch dog shifter from the shaft
Pinion Gear and Driveshaft Removal
Remove the propeller shaft bearing housing from the gearcaseRefer to "Propeller Shaft Bearing Housing Removal" on page 206Hold the pinion nut securely with wrenchFit driveshaft holder to the end of the driveshaft and loosen the pinion nutRemove the pinion nut from the gearcase