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ENG
CRANKCASE
EBS00339
CHECKING THE BEARINGS
1. Check:
• bearings
Clean and lubricate, then rotate the inner
race with a finger.
Roughness
→
Replace.
EBS00338
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.
EBS00342
ASSEMBLING THE CRANKCASE
1. Apply:
• sealant
1
(to the mating surfaces of both case halves)
TIP:
Apply two coats of sealant to the area
a
shown in the illustration.
2. Install:
• dowel pins
2
Yamaha bond No. 1215
90890-85505
(Three bond No.1215
®
)
2
2
1
a