Yamaha YZF-R6RC Automobile User Manual


 
3-24
MEASURING THE COMPRESSION PRESSURE/
CHECKING THE ENGINE OIL LEVEL
CHK
ADJ
13 Nm (1.3 mSkg, 9.4 ftSlb)
NOTE:
d. If the compression pressure is below the
minimum specification, pour a teaspoonful of
engine oil into the spark plug bore and mea-
sure again.
Refer to the following table.
Compression pressure
(with oil applied into the cylinder)
Reading Diagnosis
Higher than
without oil
Piston ring(s) wear
or damage !
Repair.
Same as without
oil
Piston, valves,
cylinder head
gasket or piston
possibly defective
! Repair.
7. Install:
Sspark plug
8. Install:
Signition coils
9. Install:
Sheat protector plate
Sair filter case
Refer to “AIR FILTER CASE”.
Sfuel tank
Refer to “FUEL TANK”.
Srider seat
Refer to “SEATS”.
EAS00069
CHECKING THE ENGINE OIL LEVEL
1. Stand the motorcycle on a level surface.
SPlace the motorcycle on a suitable stand.
SMake sure the motorcycle is upright.
2. Start the engine, warm it up for several min-
utes, and then turn it off.
3. Check:
Sengine 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.