Maintenance85TIP: For more information on the disposal ofused oil, consult your Yamaha dealer. Change the oil more often when operatingthe engine under adverse conditions suchas extended trolling.Changing the engine oil by draining the oil1. Put the outboard motor in an upright po-sition (not tilted). NOTICE: If the out-board motor is not level, the oil levelindicated on the oil dipstick may notbe accurate. [ECM01862]2. Start the engine. Warm it up and keepthe idle speed for 5-10 minutes.3. Stop the engine and leave it for 5-10minutes.4. Remove the top cowling.5. Remove the screws.6. Remove the bolts.7. Remove the apron from starboard sideas shown in the illustration.ZMU058431. Screw1. Bolt1ZMU079561111ZMU07957©2017 Yamaha Motor Corporation, U.S.A.