Yamaha YFM25BX Owner's Manual page 101

13. Install the oil strainer, compression spring, O-
ring and engine oil drain bolt, and then tighten
the engine oil drain bolt to the specified
torque.
ECB00320
CAUTION:
Before installing the engine oil drain bolt, be
sure to install the O-ring, compression spring
and oil strainer.
Tightening torque:
Engine oil drain bolt:
43 Nm (4.3 m·kgf, 31 ft·lbf)
14. Add the specified amount of the recommend-
ed engine oil, and then install and tighten the
engine oil filler cap.
Recommended oil:
See page 10-1.
Oil quantity:
Without oil filter element removal:
1.50 L (1.59 US qt) (1.32 Imp.qt)
With oil filter element removal:
1.60 L (1.69 US qt) (1.41 Imp.qt)
NOTE:
Be sure to wipe off spilled oil on any parts after the
engine and exhaust system have cooled down.
ECB00300
CAUTION:
G In order to prevent clutch slippage (since the
engine oil also lubricates the clutch), do not
mix any chemical additives. Do not use oils
with a diesel specification of "CD" or oils of
a higher quality than specified. In addition,
do not use oils labeled "ENERGY CONSERV-
ING II" or higher.
G Make sure that no foreign material enters the
crankcase.
15. Start the engine, and then let it idle for several
minutes while checking it for oil leakage. If oil
is leaking, immediately turn the engine off and
check for the cause.
16. Turn the engine off, wait at least ten minutes,
and then check the oil level and correct it if
necessary.
17. Install the footboard by installing the bolts, and
then tighten them to the specified torques.
8-14
8