2000 Polaris Pro 785 Service Manual, Page 337Get this manual
MAINTENANCETUNE UP Cooling System MaintenanceStorage Cooling System Flushing and Salt Water Maintenance
When the watercraft is operated in salt water or water containing impurities like silt, sand, alkali and other particulates, additional care is required to prevent damage and corrosion of the engineFlush the engine with fresh water immediately after use to neutralize the corrosive effect of salt water or impure water
Always follow the recommended flushing procedure below when flushing the watercraft cooling system to avoid engine damageNever flush hot engineSevere engine damage could resultDo not flush engine with engine turned offWater will fill engine and severe engine damage may result
WARNING
Do not touch any electrical part when the engine is runningSevere personal injury or death could result
Flushing Procedure