Proper care, maintenance and adjustment will contribute to the peak performance of your MasterCraft boat, while also extending the overall service life and the resale value. Below is an outline of our recommended service schedule. Please note, MasterCraft recommends that the following be performed by authorized MasterCraft technicians at an authorized MasterCraft dealer. New Boat Break In Check the alignment of the propeller shaft. Have an authorized MasterCraft service department change the fuel filter after the first fifty (50) hours of operation, and then again at one hundred (100) hours. The fuel filter should be changed annually, even if less than one hundred (100) hours are run during the previous season. Quarterly Maintenance (Every 50 Hours) Check the safety equipment. Have an authorized MasterCraft service department change the oil. Annual Maintenance (Every 100 Hours) Replace the fuel filter. Check the propeller shaft coupler alignment. Lubricate the steering system. Lubricate the throttle and shift cables. Check the engine mounts. Inspect the complete fuel system for leakage. Check the fire extinguisher and suppression units on-board. Change impellers. For a full list of recommended maintenance and care, view your model year Owner’s Manual.