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SportsBoat_F6H10.book  Page 127  Tuesday, January 19, 2021  5:51 PM



                        Maintenance


                                                                       Initial  Thereafter every
                                                                               50    100    200
                                Item                Operation                 hours   hours   hours
                                                                        10
                                                                       hours  or 12   or 12   or 24
                                                                             months  months  months
                                                                               *1     *1     *1
                                           Check for bends, damage, and for-
                         Impellers                                       √            √
                                           eign material
                         Impeller ducts    Check and lubricate                        √
                         Jet thrust nozzles  Check movement, and lubricate            √
                         Intermediate hous-  Lubricate                                √
                         ings
                         Anodes (jet pump   Check for corrosion                       √
                         units)
                        *1: Whichever comes first.
                        *2: Check every 200 hours.
                        Perform the pre-operation checks and  post-operation checks  before  performing  periodic
                        maintenance.






































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