While Yamaha does not recommend deliberate operation of its outboards in oil contaminated water, we realize the outboards will be used in these conditions. Yamaha takes some pride in the fact that so many Yamaha-powered boats are being used in support of cleanup efforts in the Gulf, and we have been monitoring dealer and consumer comments regarding the performance of these outboards. To date, few difficulties have been reported as a direct result of oil contamination.
For outboards that are used in crude oil contaminated water, Yamaha has the following general recommendations:
Operators should use extreme diligence in monitoring the water pressure and temperature conditions of the outboard.