Yamaha XT660R(S) Automobile User Manual


 
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CHK
ADJ
MEASURING THE COMPRESSION PRESSURE/
CHECKING THE ENGINE OIL LEVEL
7. Install:
spark plug
8. Connect:
spark plug cap
EAS00069
CHECKING THE ENGINE OIL LEVEL
1. Stand the motorcycle on a level surface.
NOTE:
_
Place the motorcycle on a suitable stand.
Make sure the motorcycle is upright.
2. Start the engine, warm it up for 10 ~ 15 min-
utes, and then turn it off.
3. Check:
engine oil level
The engine oil level should be between the
minimum level mark a and maximum level
mark b.
Below the minimum level mark Add the
recommended engine oil to the proper level.
NOTE:
_
Before checking the engine oil level, wait a
few minutes until the oil has settled.
Do not screw the dipstick 1 in when check-
ing the oil level.
CAUTION:
_
Engine oil also lubricates the clutch and
the wrong oil types or additives could
cause clutch slippage. Therefore, do not
add any chemical additives or use engine
oils with a grade of CD
c
or higher and
do not use oils labeled ENERGY CON-
SERVING II
d
or higher.
Do not allow foreign materials to enter the
crankcase.
Recommended oil
Refer to the chart for the engine
oil grade which is best suited
for certain atmospheric temper-
atures.
API standard
SE, SF, SG or higher grade
T
R
.
.
13 Nm (1.3 m · kg, 9.4 ft · lb)
-20 -10 0
10
20 30
40
50 ˚C
SAE 10W-30
SAE 15W-40
SAE 20W-40
SAE 20W-50
SAE 10W-40