Disassembling The Crankcase; Assembling The Crankcase - Yamaha FZ09E Service Manual

EA$2$S50
DISASSEMBLING THE CRANKCASE
1. Place the engine upside down.
2. Remove:
• Crankcase bolts
TIP ~~~~~~~~~~~~~~~
• Loosen each bolt 1/4 of a tum at a time, in stag-
es and in a crisscross pattern. After all of the
bolts are fully loosened, remove them.
• Loosen the bolts in the proper sequence as
shown.
• The numbers embossed on the crankcase in-
dicate the crankcase tightening sequence.
3. Remove:
• Lower crankcase
NOTICE
~~~~~~~~~~~~~
Tap on one side of the crankcase with a
soft-face hammer. Tap only on reinforced
portions of the crankcase, not on the crank·
case mating surfaces. Work slowly and care-
fully and make sure the crankcase halves
separate evenly.
4. Remove:
• Dowel pins
5. Remove:
• Crankshaft journal lower bearing
• Balancer shaft journal bearings
(from the lower crankcase)
TIP ~~~~~~~~~~~~~~­
ldentify the position of each part very carefully so
that it can be reinstalled in its original place.
CRANKCASE
.........
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:
• Crankcase
Cracks/damage
~
Replace.
• Oil delivery passages
Obstruction~ Blow out with compressed air.
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ASSEMBLING THE CRANKCASE
1. Lubricate:
• Crankshaft journal bearing inner surface
(with the recommended lubricant)
Recommended lubricant
l-1911l Engine oil
2.
Apply:
• Sealant
(onto the crankcase mating surfaces)
Yamaha bond No.1215
(Three bond No.1215®)
9089().85505
TIP ~~~~~~~~~~~~~~-
Do not allow any sealant to come into contact
with the oil gallery or crankshaft journal bear-
ings, or balancer shaft journal bearings.
3. Install:
•Dowel pins
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