Page 371 - 2019 SHOP MANUAL CRF1000/A/D

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CRANKCASE/TRANSMISSION/BALANCER
Remove the right mainshaft bearing [1] from the upper
crankcase. CRF1000D shown:

[1]

Remove the mainshaft assembly [1].
CRF1000D shown:
Disassemble the mainshaft assembly.
Clean all disassembled parts in solvent thoroughly.

• Keep track of the disassembled parts (gears,
bushings, washers, and snap rings) by sliding them [1]
onto a tool or a piece of wire.
• Do not expand the snap ring more than necessary
for removal. To remove a snap ring, expand the
snap ring and pull it off using the gear behind it.

INSPECTION
Inspect the following parts for scratch, damage,
abnormal wear, or deformation.
– Transmission gears
– Transmission bushings
– Transmission bearings
– Shift drum/bearing
– Shift forks
– Shift fork shafts
Measure each part according to CRANKCASE/
TRANSMISSION SPECIFICATIONS.
– CRF1000/A (page 1-8)
– CRF1000D (page 1-9)
Replace any part if it is out of service limit.

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