4-7EEMU00340 Flushing in a Water TankCAUTION:@If the fresh water level is below the levelof the anti-cavitation plate, or if the watersupply is insufficient, engine seizure mayoccur.@1) Remove the engine top cowling.2) Install the outboard motor on the watertank.3) Fill the tank with fresh water to abovethe level of the anti-cavitation plate.4) Run the engine at a fast idle for 10~15minutes.5) Just prior to turning off the engine, quicklyspray “Yamaha Stor-Rite Engine FoggingOil” (Part No. LUB-STRRT-12-00) into thesilencer cover. When properly done, theengine will smoke excessively and almoststall.6) Remove the motor from the water tank.7) Install the top cowling.1 Water surface2 Lowest water level