2006 Johnson SD 3.5 HP 2 Stroke Outboard Service Manual, PN 5006562, Page 48Get this manual
MAINTENANCE PRE-SEASON SERVICE
PRESEASON SERVICE
If the outboard was removed from the boat for storage, make certain it has been reinstalled with factory specified hardware
SUBMERGED ENGINES
Once an outboard has been submerged in fresh or salt water, it must be serviced within three (3) hours of recoveryImmediate service can minimize the corrosive affect that air has on the polished surfaces of the crankshaft, connecting rods, and internal powerhead bearings
Gearcase Lubricant
Check the lubricant level Inspect gearcase for leaksIf leak is apparent, pressure and vacuum test gearcase Repair gearcase as needed
IMPORTANT: If outboard cannot be started or
serviced immediately, it should be resubmerged in fresh water to avoid exposure to the atmosphere
Operational Checks
Steering Throttle and shift All other accessories