OIL STRAINER
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GROMMET |
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Remove the following:
- Left crankcase cover (page 12-4)
- Flywheel (page 12-5)
- Balancer (page 13-8)
Remove the snap ring and oil pump driven gear. Remove the drive pin.
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OIL STRAINER O-RING |
Remove the bolts, guide plates, oil strainer and grommet.
Remove the O-ring from the oil strainer. Check the oil strainer for damage or clogs. Clean the oil strainer screen.
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OIL PUMP DRIVEN GEAR |
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Check the oil pump driven gear for wear or damage.
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O-RING |
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OIL STRAINER |
Apply oil to a new O-ring and install it onto the oil strainer.
Install the grommet onto the oil strainer.
Install the oil strainer to the crankcase.
GROMMET
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BOLTS/GUIDE PLATES |
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SNAP RING |
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DRIVEN GEAR |
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DRIVE PIN |
Install the guide plates and tighten the bolts securely.
Install the drive pin into the oil pump shaft.
Install the oil pump driven gear aligning its cut-outs with the drive pin.
Install the snap ring securely.
Install the following:
- Balancer (page 13-8)
- Flywheel (page 12-6)
- Left crankcase cover (page 12-6)
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SNAP RING |
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Remove the left crankcase cover (page 12-4).
Remove the snap ring and pressure relief valve from the left crankcase cover.
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RELIEF VALVE |
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O-RING |
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Check the pressure relief valve for damage or clogs. Remove the O-ring from the pressure relief valve.
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SNAP RING |
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Apply oil to a new O-ring and install it onto the pressure relief valve.
Install the pressure relief valve into the left crankcase cover.
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After installing a snap ring, always rotate it in its groove to be sure it is fully seated. |
Install the snap ring securely.
Install the left crankcase cover (page 12-6).
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PASSAGE |
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Separate the left and right crankcase halves (page 13-10).
Remove the bolt and oil jet from the left crankcase.
Check the left crankcase oil passage for clogging. Clean the oil passage.
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OIL JET
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Check the oil jet for damage or clogging.
Blow the oil passage in the oil jet with compressed air.
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BOLT |
Install the oil jet onto the left crankcase.
Apply locking agent to the oil jet mounting bolt and tighten it to the specified torque.
TORQUE: 10 N m (1.0 kgf m, 7 Ibf ft)
Assemble the left and right crankcase halves (page 13-25).
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Remove the engine from the frame (page 8-5). Separate the left and right crankcase halves (page 13-10).
Remove the oil pump inner/outer rotors and shaft. Remove the one-way valve.
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PUMP SHAFT
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ONE-WAY VALVE
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Check the one-way valve for wear or damage.
Check the oil pump shaft for wear or damage.
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SNAP RING |
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WASHER |
Check the left crankcase cover oil seal for damage or deterioration.
Replace the oil seal if necessary.
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After installing a snap ring, always rotate it in its groove to be sure it is fully seated. |
Check that the washer and snap ring are installed in the left crankcase cover securely.
Temporarily install the oil pump shaft.
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Install the outer and inner rotors into the crankcase.
Measure the tip clearance.
SERVICE LIMIT: 0.20 mm (0.008 in)
Measure the body clearance.
STANDARD: 0.15 - 0.21 mm (0.006 - 0.008 in)
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Measure the clearance with the gasket installed. |
Measure the side clearance using a straight edge and feeler gauge.
STANDARD: 0.05 - 0.13 mm (0.002 - 0.005 in)
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OIL PUMP |
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Apply oil to the oil pump inner/outer rotors sliding surfaces.
Install the oil pump inner/outer rotors and shaft. Install the one-way valve onto the left crankcase as shown.
Assemble the left and right crankcase halves (page 13-25).
Install the engine to the frame (page 8-8).
SECONDARY AIR SUPPLY SYSTEM
('05 and '06 California type. After ’06)— 6-29
