Yamaha RST90G Owner's Manual page 80

Periodic maintenance and adjustment
8. Remove the oil filler cap and the cylinder
head cap, and then remove the engine oil
drain bolt and its gasket to drain the oil
from the oil tank.
RST90TF / RST90TFL / RST90TFY
1. Cylinder head cap
RST90
1. Cylinder head cap
RST90TF / RST90TFL / RST90TFY
2
1
1. Engine oil drain bolt (oil tank)
2. Gasket
74
RST90
1
9.
10. Remove the engine oil drain bolt and its
TIP
 A "
 Dispose of used oil according to local reg-
 Skip steps 11–13 if the oil filter cartridge is
11. Remove the oil filter cartridge with an oil
2
1
1. Engine oil drain bolt (oil tank)
2. Gasket
Place an oil pan under the engine to col-
lect the used oil.
gasket to drain the oil from the crank-
case.
2
1
1. Engine oil drain bolt (crankcase)
2. Gasket
3. " " mark
" mark is stamped on the crankcase
near the engine oil drain bolt for easy iden-
tification.
ulations.
not being replaced.
filter wrench.
3