Yamaha WR450FB 2012 Owner's Service Manual page 281

C
4. Install:
• Collar "1"
TIP _____________ _
• Apply the lithium soap base grease on the oil
seal lip.
• When installing the collar into the crankcase,
pay careful attention to the crankcase oil seal
lip.
5. Install:
• Shift fork 1 (L) "1"
• Shift fork 2 (C) "2"
• Shift fork 3 (R) "3"
• Shift cam "4''.
To main axle and drive axle.
TIP _____________ _
• Apply the molybdenum disulfide oil on the
shift fork grooves.
• Apply engine oil to the shift cam groove, bear­
ing contact surface and shift fork shaft.
• Mesh the shift fork #1 (L) with the 4th wheel
gear"5" and #3 (R) with the 5th wheel gear"?"
on the drive axle.·
• Mesh the shift fork #2 (C) with the 3rd pinion
gear "6" on the main axle.
C
6. Install:
• Transmission assembly "1"
To left crankcase "2".
TIP __________ �---
Apply the engine oil on the bearings and guide
bars.
7. Check:
• Shifter operation
• Transmission operation
Unsmooth operation -+ Repair.
6-73
TRANSMISSION