Inspecting the driven sliding half-pulley
- Remove the two internal grommets and the two
O-rings.
- Measure the movable half-pulley bushing inside
diameter.
Characteristic
Movable driven half-pulley max. diameter
Max. diameter admitted: Ø 41.08 mm
Movable driven half-pulley standard diameter
Standard diameter: Ø 41.000 ÷ 41.035 mm
Refitting the driven half-pulley bearing
- Support the pulley bushing adequately from the
threaded side using a wooden surface.
- Fit a new roller casing as shown in the figure.
- For the fitting of the new ball bearing, follow the
example in the figure using a modular punch.
Fit the snap ring
WARNING
N.B.
FIT THE BALL BEARING WITH THE VISIBLE SHIELD
Specific tooling
020376Y Adaptor handle
020375Y Adaptor 28 x 30 mm
020424Y Driven pulley roller casing fitting
punch
X9 Evolution 125 Engine
ENG - 95
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