1998-2000 Yamaha WaveRunner GP800 Factory Service Manual, Page 33Get this manual
_ FUEL SYSTEM
WARNING
Stop the engine, set the fuel cock to "OFF" and loosen the fuel filler cap before servicing the fuel system When removing fuel system parts, wrap them in cloth and take care that no fuel spills into the engine compartment
Fuel filter inspection 1Inspect: Fuel filter element Contaminants Replace Fuel filter body Cracksdamage ReplaceReplace and
Fuel filter Water contamination check the fuel tank