Polaris Freedom 2002 Owner's Safety And Maintenance Manual page 124

MAINTENANCE AND LUBRICATION
Minor Maintenance
Salt Water And Unclean Water Care
When the watercraft is operated in salt water or water with impurities
like silt, sand and other particulates, additional care is required to
protect it.
Failure to perform the additional maintenance required when the
watercraft is operated in unclean or salt water will result in damage
and corrosion to the watercraft and may void your warranty.
122
CAUTION