Service manual

3-10
E
INSP
ADJ
POWER UNIT
POWER UNIT
Valve clearance adjustment
The following procedure applies to all of the
valves.
NOTE:
• Valve clearance adjustment should be made
on a cold engine, at room temperature.
• When the valve clearance is to be measured
or adjusted, the piston must be at top dead
center (TDC) on the compression stroke.
1. Remove:
• Air filter case
Refer to “FUEL INJECTION SYSTEM”
in Chapter 4.
2. Remove:
• Spark plugs
• Cylinder head cover
• Cylinder head cover gasket
Refer to “CAMSHAFTS” in Chapter 5.
3. Install:
• Dial gauge needle
• Dial gauge stand
1
(into spark plug hole #1)
• Dial gauge
2
Dial gauge stand:
90890-06583
Dial gauge needle:
90890-06584
Dial gauge stand set:
YW-06585/90890-06585
Dial gauge:
YU-03097/90890-01252
2
1