Checking The Relief Valve; Assembling The Relief Valve; Checking The Oil Pump Strainer; Assembling The Oil Pump Strainer - Yamaha EH63 Service Manual

PISTONS, CAMSHAFT, CRANKCASE, AND CRANKSHAFT
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CHECKING THE RELIEF VALVE

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ASSEMBLING THE RELIEF VALVE

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CHECKING THE OIL PUMP STRAINER

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ASSEMBLING THE OIL PUMP STRAINER

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REMOVING THE FLYWEIGHT SHAFT ASSEMBLY
AND GOVERNOR FORK
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Check:
• Relief valve
Damage/wear/seizure  Replace.
Relief valve operating pressure:
373 kPa (3.73 kgf/cm², 54.09 psi)
Install:
• Relief valve
Relief valve:
20 N·m (2.0 kgf·m, 15 lb·ft)
Check:
• Oil pump strainer
Cracks/damage  Replace.
Install:
• Oil pump strainer
• Oil pump strainer bolt
Oil pump strainer bolt:
3.8 N·m (0.38 kgf·m, 2.8 lb·ft)
Remove:
• Crankcase cover
• Governor assembly
Remove:
• Clip "1"
• Governor fork "2"
• Washer "3"
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