2001 Edition Yamaha F225A and LF225A Outboards Service Manual, Page 55Get this manual
Special service toolsMaintenance interval chart Maintenance interval chart Use the following chart as guideline for general maintenanceAdjust the maintenance intervals according to the operating conditions of the outboard motorInitial
50 hours (3 months) 100 hours (6 months) 10 hours (Break-in)
200 hours (1 year) 400 hours (2 years)
Item Top cowling Top cowling fit Fuel system Fuel joint and fuel hoses Fuel filter (disposable type) Fuel filter (water separator) Fuel tank(1) Power unit Engine oil Oil filter Oil pump Timing chain Chain tensioner Timing belt(2) Valve clearance Spark plugs Thermostat Pressure control valve Flywheel magnet nut Motor exterior Oil leakage Cooling water passage(3) Control system Throttle link