Adjustment

Remove the camshaft (page 8-6).

Remove the valve lifters and shims.

• The shims may stick to the inside of the valve lifter. Do not allow the shims to fall into the crankcase.

• Mark all valve lifters and shims to ensure correct reassembly in their original locations.

• The valve lifter can be easily removed with a valve lapping tool or magnet.

■ The shims can be easily removed with tweezers or a magnet.

SHIM V a VALVE LIFTER"

SHIM V a VALVE LIFTER"

Shims Fzs600

Clean the valve shim contact area in the valve lifter with compressed air.

VALVE LIFTER

Sixty-five different shin ? thicknesses are available from 1.200 mm to 2 800 mm in intervals of 0.025 mm.

Measure the shim thickness and record it.

Calculate the new shim thickness using the equation below.

New shim thickness Recorded valve clearance Specified valve clearance Old shim thickness

Make sure the correct shim is selected by measuring it with a micrometer.

Refacc the valve seat if carbon deposits result in a clearance over 2.800 mm.

Cbr600 Shims

Install the shims Install the newly selected shim on the valve retainer. and valve lifters in Apply molybdenum disulfide oil to the valve lifters. their original ¡oca- install the valve lifters into the valve lifter holes.

ttons.

Install the camshaft (page 8-23).

Rotate the camshafts by rotating the crankshaft clockwise several times. Recheck the valve clearance.

Remove the cam chain tensioner stopper tool.

STOPPER TOOL

STOPPER TOOL

SHIM

install the new sealing washer and cam chain ten-sioner lifter scaling bolt. Tighten the bolt securely.

Install the removed parts in the reverse order of removal.

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