Checking The Engine Oil Level - Yamaha XT660R Service Manual

MEASURING THE COMPRESSION PRESSURE/

CHECKING THE ENGINE OIL LEVEL

-20 -10 0 10 20 30 40 50 ˚C
SAE 10W-30
SAE 10W-40
SAE 15W-40
SAE 20W-40
SAE 20W-50
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.
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
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.
3 - 23
CHK
ADJ
13 Nm (1.3 m · kg, 9.4 ft · lb)