Yamaha XJR1300(L) 99, Service Manual

Page: 74 / 338

3-16
CHK
ADJ
MEASURING THE COMPRESSION PRESSURE/
CHECKING THE ENGINE OIL LEVEL
WARNING
NOTE:
NOTE:
a. Turn the main switch to “ON”.
b. With the throttle wide open, crank the engine
until the reading on the compression gauge
stabilizes.
To prevent sparking, ground all spark plug
leads before cranking the engine.
The difference in compression pressure be-
tween cylinders should not exceed 100 kPa (1
kg / cm
2
, 1 bar).
7. Install:
S
spark plug
Spark plug
18 Nm (1.8 m
S
kg)
8. Connect:
S
spark plug cap
EAS00069
CHECKING THE ENGINE OIL LEVEL
1. Stand the motorcycle on a level surface.
S
Place the motorcycle on a suitable stand.
S
Make sure that the motorcycle is upright.
2. Let the engine idle for a few minutes, and
then stop it.
3. Check:
S
engine oil level
The engine oil level should be between the
minimum level marks
a
and maximum level
marks b .
Below the minimum level mark Add the
recommended engine oil to the proper level.
Recommended engine oil
Refer to the chart for the en-
gine oil grade which is best
suited for certain atmospheric
temperatures.
API standard
SE or higher grade
ACEA standard
G4 or G5