Crankcase / Transmission / Central Crankcases - SHERCO 2013 SE 250i-R Shop Manual

Crankcase / Transmission / Central crankcases

Disassembling the
crankshaft:
•
Remove the engine from the frame (see
the engine removal chapter).
•
Remove the top end (see the top end
chapter).
•
Remove the ignition components (see
the ignition chapter).
•
Remove the clutch components (see the
clutch chapter).
•
Remove the cam drive chain (see the
top end chapter).
•
Remove the cam chain tensioner and
guides.
•
Block the transmission primary gear with
special tool number 1817.
•
Loosen the fixing nut for the counter
balancer.
•
Remove the counter balancer weight.
•
Remove the freewheel / crankshaft
spacer using a two armed gear puller. (see
photo)
•
Remove the engine oil pump cover.
•
Block the transmission primary gear with
special tool number 1817.
•
Remove the transmission primary gear.
•
Remove the clutch basket, the needle
bearings and the thrust washer.
•
Remove the primary transmission gears.
•
Remove the oil pump drive gear.
•
Remove the oil pump cover.
•
Remove the oil pump rotor.
•
Remove the oil pump shaft.
•
Remove the gear selector shaft.
•
Using special tool number 2073 block
the gear selector drum and remove the gear
selector index wheel screw...
•
Remove the gear selector index wheel.
•
Remove special tool number 2073.
•
Remove the starter motor.
•
Loosen and remove the 13 central
crankcase screws.
transmission and the
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