Checking The Crankcase; Checking The Bearings And Oil Seals; Checking The Circlips And Washers - Yamaha XC50V Service Manual

CRANKSHAFT
5. Check:
8 crankshaft journal
Scratches/wear
shaft.
8 crankshaft journal oil passage
Obstruction
air.
EAS00399

CHECKING THE CRANKCASE

1. Thoroughly wash the crankcase halves in
a mild solvent.
2. Thoroughly clean all the gasket surfaces
and crankcase mating surfaces.
3. Check:
8crankcase
Cracks/damage
8oil delivery passages
Obstruction
air.
EAS00401
CHECKING THE BEARINGS AND OIL
SEALS
1. Check:
8bearings
Clean and lubricate the bearings, then ro-
tate the inner race with your finger.
Rough movement
2. Check:
8oil seals
Damage/wear
EAS00402

CHECKING THE CIRCLIPS AND WASHERS

1. Check:
8circlips
Bends/damage/looseness
8washers
Bends/damage
5-64
ENG
Replace the crank-
Blow out with compressed
Replace.
Blow out with compressed
Replace.
Replace.
Replace.
Replace.