Yamaha WR250F(N) Owner's Service Manual page 196

ENGINE OIL REPLACEMENT
ENGINE OIL REPLACEMENT
1. Start the engine and warm it up for sev-
eral minutes, and then turn off the engine
and wait for five minute.
2. Place the machine on a level place and
hold it on upright position by placing the
suitable stand under the engine.
3. Place a suitable container under the
engine.
4. Remove:
5. Remove:
6. Inspect:
3 - 16
Oil tank cap 1
Frame oil drain bolt 2
Crankcase oil drain bolt 3
Oil filter element drain bolt 4
Drain the crankcase and oil tank
(frame) of its oil.
Lower engine bracket
Oil hose clamp 1
Bolt (oil hose) 2
Oil hose 3
Oil strainer (frame) 4
Oil strainer (frame)
Clogged Blow.
INSP
ADJ