1999 Polaris PWC Genesis, Ficht, X-45 Service Manual, Page 57Get this manual
MAINTENANCEfTUNE UP HUllDeck Seat Seal InspectionSeat Adjustment
Seat Adjustment (Genesis Shown)Remove seat and loosen lock nut on rear postTurn clockwise 10 provide more seal pressure and counterclockwise to reduce pressure (if seat is too tight or new seal installed)Repeat steps one and two for center postReinstall seat and make sure it latches securely with no up and down movement at front or rear