Yamaha YZF-R1S Service Manual - Chk
3-28
CHANGING THE ENGINE OIL
CHK
ADJ
NOTE:
CAUTION:
EAS00074
CHANGING THE ENGINE OIL
1. Start the engine, warm it up for several min-
utes, and then turn it off.
2. Place a container under the engine oil drain
bolt.
3. Remove:
Sbottom cowlings
Refer to “COWLINGS”.
4. Remove:
Sengine oil filler cap
1
Remove the engine oil filler cap
1
with the spe-
cial wrench
2
and cover
3
.
5. Remove:
Sengine oil drain bolt
1
(along with the gasket)
6. Drain:
Sengine oil
(completely from the crankcase)
7. If the oil filter cartridge is also to be replaced,
perform the following procedure.
a. Remove the oil filter cartridge
1
with an oil
filter wrench
2
.
Oil filter wrench
90890-01426, YU-38411
b. Lubricate the O-ring
3
of the new oil filter
cartridge with a thin coat of engine oil.
Make sure the O-ring
3
is positioned cor-
rectly in the groove of the oil filter cartridge.
c. Tighten the new oil filter cartridge to specifi-
cation with an oil filter wrench.