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MAINTENANCE
Valve Adjustment Procedure
NOTE:
In order to properly set the valves, the engine must be at TDC on the
compression stroke. To find TDC on the compression stroke, roll the
engine over until the intake valve closes and stop at TDC.
Intake Valve Clearance Adjustment
1. Remove the valve cover and secondary air pipr assembly.
2. Verify cam lobes are pointed down.
3. Insert correct thickness feeler gauge between end of intake valve
stem and adjuster screw.
4. When clearance is correct, hold adjuster screw and tighten locknut
securely.
5. Re-check the valve clearance.
6. Repeat adjustment procedure if necessary until clearance is correct
with locknut secured.
Exhaust Valve Clearance Adjustment
1. Remove the valve cover and secondary air pipr assembly.
2. Verify cam lobes are pointed down.
3. Insert correct thickness feeler gauge between end of exhaust valve
stem and adjuster screw.
4. Loosen locknut and turn adjuster screw until there is a slight drag on
feeler gauge.
5. When clearence is correct, hold adjuster screw and tighten locknut
securely,
6. Re-check the valve clearance.
7. Repeat adjustment procedure if necessary until clearance is correct
with locknut secured.
MEASUREMENT
Valve Clearance
0.004” (0.10 mm)
MEASUREMENT
Valve Clearance
0.0047” (0.12 mm)
Summary of Contents for 2013 R 150
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