Oil Pump Inspection - Honda 2010 CRF250R Service Manual

LUBRICATION SYSTEM
Remove the one-way valve from the right crankcase.
INSPECTION
Check the one-way valve for wear or damage.
Check Ihe oil pump shaft for wear or damage.
Check the oil seal for damage or deterioration, replace
it if
necessary.
If replacing the oil seal, install it into the left crankcase
cover until it is fully seated.
After installing
a Check Ihallhe washer and snap ring are installed in the
snap ring. always left crankcase cover securely.
rotate
II
In
liS
groove
/0 be sure if is fully
saaled.
ONE-WAY VALVE
Temporarily install the oil pump shaft and inner/outer
~~~~~
""""-
rotors into the left crankcase.
Measure the tip clearance.
SERVICE LIMIT: 0.20 mm (0.008 in)
4-6
ONE-WAY VALVE
I
PUMP SHAFT