Yamaha WR45OFR service manual Ca Ut Ion

VALVES AND VALVE SPRINGS

ENG

3.Install:

● Valve cotters

NOTE:

While compressing the valve spring with a valve spring compressor 1 install the valve cotters.

Valve spring compressor:

YM-4019/90890-04019

4.To secure the valve cotters onto the valve stem, lightly tap the valve tip with a piece of wood.

CAUTION:

Hitting the valve tip with excessive force could damage the valve.

5.Install:

●Adjusting pad 1

●Valve lifter 2

NOTE:

●Apply the engine oil on the valve lifters.

●Apply the molybdenum disulfide oil on the valve stem end.

●Valve lifter must turn smoothly when rotated with a finger.

●Be careful to reinstall valve lifters and pads in their original place.

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