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Replacing a Crankarm
Removing a Crankarm
1
Using a 15mm open end wrench, remove the pedal from the crankarm being replaced.
2
Using an 8mm allen wrench, remove the crankarm mounting bolt by turning the bolt clockwise.
3
To remove the crankarm, one of the following crankarm removal tools will be required: Shimano
TL-FC10 Crankarm puller or a CCP-22 Crankarm puller; available at most bike repair shops.In this
procedure the Shimano Crankarm Puller will be used.
Figure 13: Crankarm Removal Tools
4
Remove the nut from the crankarm puller. Thread the nut fully into the crankarm.
Note: If the nut is not fully threaded into the crankarm, the crankarm threads may be destroyed when
the crankarm is removed.
5
Thread the crankarm puller into the nut removed from the crankarm puller. When the crankarm
puller is tightened, the crankarm will be extracted from the crankarm axle. Use a opened wrench to
tighten the crankarm puller, continue to tighten the crankarm puller until the crankarm is removed.
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