1997 Yamaha YFM600FWAK ATV Service Manual, Page 79Get this manual
ENGINE OIL REPLACEMENT ENGINE OIL REPLACEMENT
1.Start the engine and let it warm up for several minutes2.Stop the engine and place an oil pan under the engine
3.Remove: Oil filler plug CD Drain plug (engine oil) Drain the crankcase of its oil
4.lf the oil filter is to be replaced during this oil change, remove the following parts and then reinstall them afterwards