Yamaha YFM350RY Owner's Manual page 90

5. If the engine oil is at or below the minimum
level mark, add sufficient oil of the recom-
mended type to raise it to the correct level.
6. Insert the dipstick into the oil filler hole, and
then tighten the engine oil filler cap.
To change the engine oil (with or without oil fil-
ter element cleaning)
1. Place the ATV on a level surface.
2. Start the engine, warm it up for several min-
utes, and then turn it off.
3. Place an oil pan under the engine to collect
the used oil.
4. Remove the engine oil filler cap, and then re-
move the engine oil drain bolt to drain the oil
from the crankcase.
8
1. Engine oil drain bolt
2. O-ring
3. Compression spring
4. Oil strainer
ECB00310
NOTICE
When removing the engine oil drain bolt, the
compression spring, oil strainer and O-ring will
fall out. Take care not to lose these parts.
TIP
Skip steps 5–9 if the oil filter element is not being
cleaned.
8-12