Yamaha WR25RK Owner's Manual page 60

Periodic maintenance and adjustment
1
1
2
3
2
3
4
1. Engine oil filler cap
5
2. Maximum level mark
3. Minimum level mark
6
4. Engine oil level check window
4. If the engine oil is at or below the
7
minimum level mark, remove the
oil filler cap and add oil.
8
9
1
10
11
2
12
1. Engine oil filler cap
2. O-ring
5. Check the engine oil filler cap
O-ring. Replace if damaged.
6. Install the engine oil filler cap.
To change the engine oil (and re-
place filter)
1. Start the engine, warm it up briefly,
and then turn it off.
4
2. Place an oil pan under the engine.
3. Remove the engine oil filler cap,
and then the engine oil drain bolt
and gasket.
1. Engine oil drain bolt
2. Gasket
TIP
Skip to step 8 if not replacing the oil fil-
ter element.
1. Oil filter element cover
2
2. Oil filter element cover bolt
1
1. O-ring
2. Oil filter element
7-14
4. Remove the oil filter element cover
by removing the bolts.
1
2
5. Remove the oil filter element and
O-rings.
1
2