Checking The Relief Valve; Checking The Crankcase; Checking The Bearings; Installing The Bearing Retainer - Yamaha Rhino 450 YXR45FAV Service Manual

1
CRANKCASE

CHECKING THE RELIEF VALVE

1. Check:
• relief valve 1
• spring 2
Damage/wear → Replace the defective
part(s).

CHECKING THE CRANKCASE

1. Thoroughly wash the case halves in a mild
solvent.
2. Clean all the gasket mating surfaces and
crankcase mating surfaces thoroughly.
3. Check:
• crankcase
Cracks/damage → Replace.
• oil delivery passages
Clogged → Blow out with compressed air.

CHECKING THE BEARINGS

1. Check:
• bearing
Clean and lubricate, then rotate the inner
race with a finger.
Roughness → Replace.

INSTALLING THE BEARING RETAINER

• bearing retainer 1
NOTE:
Install the bearing retainer with the "L" mark
facing outward.
4 - 62
ENG
10 Nm (1.0 m · kg, 7.2 ft · lb)