Yamaha WR45OFR Shift fork, shift cam and segment, Assembly and Installation Transmission

TRANSMISSION, SHIFT CAM AND SHIFT FORK

ENG

EC4H4801

Shift fork, shift cam and segment

1.Inspect:

●Shift fork 1 Wear/damage/scratches → Replace.

2.Inspect:

●Shift cam 1

●Segment 2 Bend/wear/damage → Replace.

3.Check:

●Shift fork movement

Unsmooth operation → Replace shift fork.

NOTE:

For a malfunctioning shift fork, replace not only the shift fork itself but the two gears each adja- cent to the shift fork.

ASSEMBLY AND INSTALLATION Transmission

1.Install:

●5th pinion gear (25T) 1

●3rd pinion gear (16T) 2

●Collar 3

●4th pinion gear (20T) 4

●2nd pinion gear (15T) 5 To main axle 6.

NOTE:

●Apply the molybdenum disulfide oil on the 4th and 5th pinion gears inner circumference and on the end surface.

●Apply the molybdenum disulfide oil on the 2nd and 3rd pinion gears inner circumfer- ence.

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