2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 58Get this manual
Fuel systemPower unit NOTE: Be sure to clean up any oil spills When using an oil changer to change the engine oil, insert the oil changer hose into the oil dipstick hole4Install the engine oil drain bolt 2, and then tighten it to the specified torqueEngine oil drain bolt 2: 27 Nm (2.7 kgfm, 19.9 ftlb) NOTE: Wait more than minutes after turning the engine off to replace the oil filter Be sure to clean up any oil spills Oil filter wrench 1: YU-38411 3Apply thin coat of engine oil to the Oring of the new oil filter4Install the oil filter, and then tighten it to the specified torque using 64 mm (2.5 in) oil filter wrench
5Pour the specified amount of the recommended engine oil into the oil filler holeRecommended engine oil: 4-stroke motor oil API: SE, SF, SG, SH, SJ, or SL SAE: 5W-30, 10W-30, or 10W-40 Engine oil quantity: Without oil filter replacement: 1.6 (1.69 US qt, 1.41 Imp qt) 6Install the oil filler cap and oil dipstick, and then start the engine and warm it up7Turn the engine off, and then check the oil level and that there is no oil leakageIf the oil level is low, add engine oil to the correct level