2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 242Get this manual

2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 242

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Cooling water

1 Check: Thermostat housing Hose joints Cooling water hoses Cracksdamage Replace
Thermostat check
1 Check: Thermostat valve opening Out of specification Replace