2-6 PERIODIC MAINTENANCE
• Turn the crankshaft counterclockwise, to bring the line A on
the generator rotor to the index mark B of the generator case.
• Press intake and exhaust rocker arm to the inside and mea-
sure the valve clearance.
09900-20806: Thickness gauge
Valve clearance (when cold):
IN: 0.05 – 0.10 mm (0.002 – 0.004 in)
EX: 0.10 – 0.15 mm (0.004 – 0.006 in)
• If the clearance is out of specification, adjust it to the specified
range with a special tool and 2.5 mm hexagon wrench 3.
Valve clearance adjuster locknut 4:
7 N·m (0.7 kgf-m, 5.0 lb-ft)
• Tighten the cylinder head cover 1 to the specified torque.
Cylinder head cover bolt: 11 N·m (1.1 kgf-m, 8.0 lb-ft)
• Install the removed parts.
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