Yamaha F40H Owner's Manual

Also see for F40G: Owner's manual

Maintenance68tating parts while the engine is run-ning. [EWM00092]TIP:If the overheat alert device is activated, turnthe engine off, and consult your Yamahadealer.(6) Just prior to turning off the engine, quick-ly spray “Fogging Oil” on to the silencercover. When properly done, the enginewill almost stall.TIP:If the “Fogging Oil” is not available, removethe spark plug(s). Pour a teaspoonful ofclean engine oil into each cylinder. Crankseveral times manually. Replace the sparkplug(s).(7) Drain the remained gasoline in the vaporseparator with a container. Loosen thedrain screw, and then remove the cap.Push in the air valve with a screwdriverto introduce air into the float chamber, sothat the gasoline will drain smoothly.Then, tighten the drain screw.(8) Remove the flushing attachment.(9) Drain the cooling water completely out ofthe motor. Clean the body thoroughly.(10) Install the flywheel cover, propeller, andtop cowling.(11) Store the fuel tank in a dry, well-ventilat-ed place, not in direct sunlight.ZMU07922ZMU071141. Drain screw1. Air valve2. Cap1ZMU0708512ZMU07086