1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 51Get this manual
MAINTENANCEfTUNE UP Cooling System MaintenanceStorage Cooling System Flushing and Salt Water Maintenance
Flushing the cooling system with fresh water is necessary to neutralize the corroding effects of salt water or water with impurities like silt, sand, alkali, and other particles as will as to flush out other residue left in the passages of the watercraft cooling systemFlush water passages when the watercraft is not going to be ridden again that day or if the watercraft is expected to be stored for an extended time
Always follow the recommended flushing procedure below when flushing the watercraft cooling system to avoid engine damageNeverflush hot engineSevere engine damage could result
Do not flush engine with engine turned offWater will fill engine and severe engine damage may resultCQ
WARNING
Do not to uch any electrical part or driveshaft component when the engine is running Severe personal inju ry or death could result
Flushing Procedure
Use Flush Kit PN 2871443 1Attach garden attachment2hose to Female CouplerHose