Maintenance
EMU28301
Procedure
EMU30001
Flushing with the flushing attachment
1.Wash the outboard motor body using fresh water. For further information, see page 40.
2.Fill the fuel tank with fresh fuel and add one ounce of “Yamaha Fuel Conditioner and Stabilizer” (Part No.
NOTE:
The use of “Yamaha Fuel Conditioner and Stabilizer” eliminates the need to drain the fuel system. Consult your Yamaha dealer or other qualified mechanic if the fuel system is to be drained instead.
3.Remove the top cowling and propeller.
4.Install the flushing attachment over the
cooling water inlet.
ECM00300
CAUTION:
Do not run the engine without supplying it with cooling water. Either the engine water pump will be damaged or the engine will be damaged from overheating. Before starting the engine, be sure to supply water to the cooling water passages.
ECM00310
CAUTION:
Avoid running the outboard motor at high speed while on the flushing attachment, otherwise overheating could occur.
1.Flushing attachment
5.Cooling system flushing is essential to prevent the cooling system from clogging up with salt, sand, or dirt. In addition, fog- ging/lubricating of the engine is mandato- ry to prevent excessive engine damage due to rust. Perform the flushing and fog-
ging at the same time.
EWM00090
WARNING
●Do not touch or remove electrical parts when starting or during operation.
●Keep hands, hair, and clothes away from the flywheel and other rotating parts while the engine is running.
NOTE:
●When using the flushing attachment, main- tain adequate water pressure and a steady water flow.
●If the overheat warning device is activated, turn the engine off, and consult your Yamaha dealer.
6.Run the engine at a fast idle for a few minutes in neutral position while supply- ing fresh water.
7.Just prior to turning off the engine, quickly spray “Yamaha
38