Separating The Housing Halves; Removing The Transmission Components - SHERCO 250 SE-R 2017 Workshop Manual

DISASSEMBLY OF THE ENGINE
❱❘ Separating the housing halves
- Turn the engine so that the ignition side is
facing you.
- Remove all of the screws.
- Remove the sealing ring from the output shaft
along with the o-ring.
- Lift the engine by the left crankcase half and
use a small plastic mallet to tap on the gearbox
output shaft in order to separate the two
halves.
CAUTION
Do not use a screwdriver or any other tool to
attempt to separate the halves. Damage to the
mating surfaces can occur.
- Separate the halves at the center joint.
CAUTION
Pay careful attention to the shims that are on the
end of the transmission shafts as they can stay
attached to the housings.
❱❘ Removing the transmission
components
- Remove the transmission lubrication tube [1].
- Remove the main shaft shim [2].
- Remove the shifting fork shafts and push the
shifting forks aside in order to release the
shifting drum.
- Remove the shifting drum.
- Remove the shifting forks.
CAUTION
When removing the shifting forks pay attention to
the rollers [4] that are located on the forks. Identify
them so that they can be reinstalled in the same
location when the transmission is reassembled.
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250-300 SE-R
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